幸运礼物实验硬约束：两组 v2 高水位加权三元组必须一致

滞回标志按 app+pool 单行存储且由每个用户钉住的组内配置推进；两组三元组不同（尤其 control 关/treatment 开的灰度形态）会互踩： control 逐抽清掉 treatment 的标志，阈值不同的组按对方状态加权付奖。加权特性的灰度必须走常规发布，不能走实验。 Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>
2026-07-17 02:07:24 +08:00 · 2026-07-17 02:07:24 +08:00 · bf6d7d4f1e
commit bf6d7d4f1e
parent 3ca36d2c8d
17 changed files with 1078 additions and 56 deletions
--- a/api/proto/luckygift/v1/luckygift.pb.go
+++ b/api/proto/luckygift/v1/luckygift.pb.go
@ -5165,6 +5165,219 @@ func (x *GetLuckyGiftUserProfileResponse) GetJackpotHasMore() bool {
 	return false
 }

+// ListLuckyGiftDailyStats 面向 Databi 的按日聚合：只读 lucky_draw_pool_day_stats 读模型
+// （北京日 +08:00 分桶，由后台游标增量刷新），不扫抽奖事实表，避免 BI 访问打热事实库。
+// strategy_version 过滤用于按策略族拆分展示（如幸运礼物V3 tab 只看 dynamic_v3）。
+type ListLuckyGiftDailyStatsRequest struct {
+	state protoimpl.MessageState `protogen:"open.v1"`
+	Meta  *RequestMeta           `protobuf:"bytes,1,opt,name=meta,proto3" json:"meta,omitempty"`
+	// pool_id 为空表示全部奖池汇总。
+	PoolId string `protobuf:"bytes,2,opt,name=pool_id,json=poolId,proto3" json:"pool_id,omitempty"`
+	// strategy_version 为空表示不按策略过滤；取值 fixed_v2 / dynamic_v3。
+	StrategyVersion string `protobuf:"bytes,3,opt,name=strategy_version,json=strategyVersion,proto3" json:"strategy_version,omitempty"`
+	// [start_ms, end_ms) UTC epoch ms；服务端按北京日换算成 stat_day 闭区间。
+	StartMs int64 `protobuf:"varint,4,opt,name=start_ms,json=startMs,proto3" json:"start_ms,omitempty"`
+	EndMs   int64 `protobuf:"varint,5,opt,name=end_ms,json=endMs,proto3" json:"end_ms,omitempty"`
+	// region_ids 为空表示全部区域；按房间可见区域 ID 过滤（0=GLOBAL 房间只在不过滤时计入）。
+	RegionIds     []int64 `protobuf:"varint,6,rep,packed,name=region_ids,json=regionIds,proto3" json:"region_ids,omitempty"`
+	unknownFields protoimpl.UnknownFields
+	sizeCache     protoimpl.SizeCache
+}
+
+func (x *ListLuckyGiftDailyStatsRequest) Reset() {
+	*x = ListLuckyGiftDailyStatsRequest{}
+	mi := &file_proto_luckygift_v1_luckygift_proto_msgTypes[54]
+	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+	ms.StoreMessageInfo(mi)
+}
+
+func (x *ListLuckyGiftDailyStatsRequest) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*ListLuckyGiftDailyStatsRequest) ProtoMessage() {}
+
+func (x *ListLuckyGiftDailyStatsRequest) ProtoReflect() protoreflect.Message {
+	mi := &file_proto_luckygift_v1_luckygift_proto_msgTypes[54]
+	if x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use ListLuckyGiftDailyStatsRequest.ProtoReflect.Descriptor instead.
+func (*ListLuckyGiftDailyStatsRequest) Descriptor() ([]byte, []int) {
+	return file_proto_luckygift_v1_luckygift_proto_rawDescGZIP(), []int{54}
+}
+
+func (x *ListLuckyGiftDailyStatsRequest) GetMeta() *RequestMeta {
+	if x != nil {
+		return x.Meta
+	}
+	return nil
+}
+
+func (x *ListLuckyGiftDailyStatsRequest) GetPoolId() string {
+	if x != nil {
+		return x.PoolId
+	}
+	return ""
+}
+
+func (x *ListLuckyGiftDailyStatsRequest) GetStrategyVersion() string {
+	if x != nil {
+		return x.StrategyVersion
+	}
+	return ""
+}
+
+func (x *ListLuckyGiftDailyStatsRequest) GetStartMs() int64 {
+	if x != nil {
+		return x.StartMs
+	}
+	return 0
+}
+
+func (x *ListLuckyGiftDailyStatsRequest) GetEndMs() int64 {
+	if x != nil {
+		return x.EndMs
+	}
+	return 0
+}
+
+func (x *ListLuckyGiftDailyStatsRequest) GetRegionIds() []int64 {
+	if x != nil {
+		return x.RegionIds
+	}
+	return nil
+}
+
+type LuckyGiftDailyStat struct {
+	state protoimpl.MessageState `protogen:"open.v1"`
+	// stat_day 是北京日（+08:00）YYYY-MM-DD。
+	StatDay      string `protobuf:"bytes,1,opt,name=stat_day,json=statDay,proto3" json:"stat_day,omitempty"`
+	DrawCount    int64  `protobuf:"varint,2,opt,name=draw_count,json=drawCount,proto3" json:"draw_count,omitempty"`
+	TurnoverCoin int64  `protobuf:"varint,3,opt,name=turnover_coin,json=turnoverCoin,proto3" json:"turnover_coin,omitempty"`
+	// payout_coin 为用户可见返奖（effective），与既有 DrawSummary 口径一致，含未发放/失败行。
+	PayoutCoin     int64 `protobuf:"varint,4,opt,name=payout_coin,json=payoutCoin,proto3" json:"payout_coin,omitempty"`
+	BaseRewardCoin int64 `protobuf:"varint,5,opt,name=base_reward_coin,json=baseRewardCoin,proto3" json:"base_reward_coin,omitempty"`
+	unknownFields  protoimpl.UnknownFields
+	sizeCache      protoimpl.SizeCache
+}
+
+func (x *LuckyGiftDailyStat) Reset() {
+	*x = LuckyGiftDailyStat{}
+	mi := &file_proto_luckygift_v1_luckygift_proto_msgTypes[55]
+	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+	ms.StoreMessageInfo(mi)
+}
+
+func (x *LuckyGiftDailyStat) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*LuckyGiftDailyStat) ProtoMessage() {}
+
+func (x *LuckyGiftDailyStat) ProtoReflect() protoreflect.Message {
+	mi := &file_proto_luckygift_v1_luckygift_proto_msgTypes[55]
+	if x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use LuckyGiftDailyStat.ProtoReflect.Descriptor instead.
+func (*LuckyGiftDailyStat) Descriptor() ([]byte, []int) {
+	return file_proto_luckygift_v1_luckygift_proto_rawDescGZIP(), []int{55}
+}
+
+func (x *LuckyGiftDailyStat) GetStatDay() string {
+	if x != nil {
+		return x.StatDay
+	}
+	return ""
+}
+
+func (x *LuckyGiftDailyStat) GetDrawCount() int64 {
+	if x != nil {
+		return x.DrawCount
+	}
+	return 0
+}
+
+func (x *LuckyGiftDailyStat) GetTurnoverCoin() int64 {
+	if x != nil {
+		return x.TurnoverCoin
+	}
+	return 0
+}
+
+func (x *LuckyGiftDailyStat) GetPayoutCoin() int64 {
+	if x != nil {
+		return x.PayoutCoin
+	}
+	return 0
+}
+
+func (x *LuckyGiftDailyStat) GetBaseRewardCoin() int64 {
+	if x != nil {
+		return x.BaseRewardCoin
+	}
+	return 0
+}
+
+type ListLuckyGiftDailyStatsResponse struct {
+	state         protoimpl.MessageState `protogen:"open.v1"`
+	Stats         []*LuckyGiftDailyStat  `protobuf:"bytes,1,rep,name=stats,proto3" json:"stats,omitempty"`
+	unknownFields protoimpl.UnknownFields
+	sizeCache     protoimpl.SizeCache
+}
+
+func (x *ListLuckyGiftDailyStatsResponse) Reset() {
+	*x = ListLuckyGiftDailyStatsResponse{}
+	mi := &file_proto_luckygift_v1_luckygift_proto_msgTypes[56]
+	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+	ms.StoreMessageInfo(mi)
+}
+
+func (x *ListLuckyGiftDailyStatsResponse) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*ListLuckyGiftDailyStatsResponse) ProtoMessage() {}
+
+func (x *ListLuckyGiftDailyStatsResponse) ProtoReflect() protoreflect.Message {
+	mi := &file_proto_luckygift_v1_luckygift_proto_msgTypes[56]
+	if x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use ListLuckyGiftDailyStatsResponse.ProtoReflect.Descriptor instead.
+func (*ListLuckyGiftDailyStatsResponse) Descriptor() ([]byte, []int) {
+	return file_proto_luckygift_v1_luckygift_proto_rawDescGZIP(), []int{56}
+}
+
+func (x *ListLuckyGiftDailyStatsResponse) GetStats() []*LuckyGiftDailyStat {
+	if x != nil {
+		return x.Stats
+	}
+	return nil
+}
+
 var File_proto_luckygift_v1_luckygift_proto protoreflect.FileDescriptor

 const file_proto_luckygift_v1_luckygift_proto_rawDesc = "" +
@ -5679,12 +5892,30 @@ const file_proto_luckygift_v1_luckygift_proto_rawDesc = "" +
 	"\fjackpot_page\x18\x06 \x01(\x05R\vjackpotPage\x12*\n" +
 	"\x11jackpot_page_size\x18\a \x01(\x05R\x0fjackpotPageSize\x12.\n" +
 	"\x13next_jackpot_cursor\x18\b \x01(\tR\x11nextJackpotCursor\x12(\n" +
-	"\x10jackpot_has_more\x18\t \x01(\bR\x0ejackpotHasMore2\xf7\x03\n" +
+	"\x10jackpot_has_more\x18\t \x01(\bR\x0ejackpotHasMore\"\xea\x01\n" +
+	"\x1eListLuckyGiftDailyStatsRequest\x123\n" +
+	"\x04meta\x18\x01 \x01(\v2\x1f.hyapp.luckygift.v1.RequestMetaR\x04meta\x12\x17\n" +
+	"\apool_id\x18\x02 \x01(\tR\x06poolId\x12)\n" +
+	"\x10strategy_version\x18\x03 \x01(\tR\x0fstrategyVersion\x12\x19\n" +
+	"\bstart_ms\x18\x04 \x01(\x03R\astartMs\x12\x15\n" +
+	"\x06end_ms\x18\x05 \x01(\x03R\x05endMs\x12\x1d\n" +
+	"\n" +
+	"region_ids\x18\x06 \x03(\x03R\tregionIds\"\xbe\x01\n" +
+	"\x12LuckyGiftDailyStat\x12\x19\n" +
+	"\bstat_day\x18\x01 \x01(\tR\astatDay\x12\x1d\n" +
+	"\n" +
+	"draw_count\x18\x02 \x01(\x03R\tdrawCount\x12#\n" +
+	"\rturnover_coin\x18\x03 \x01(\x03R\fturnoverCoin\x12\x1f\n" +
+	"\vpayout_coin\x18\x04 \x01(\x03R\n" +
+	"payoutCoin\x12(\n" +
+	"\x10base_reward_coin\x18\x05 \x01(\x03R\x0ebaseRewardCoin\"_\n" +
+	"\x1fListLuckyGiftDailyStatsResponse\x12<\n" +
+	"\x05stats\x18\x01 \x03(\v2&.hyapp.luckygift.v1.LuckyGiftDailyStatR\x05stats2\xf7\x03\n" +
 	"\x10LuckyGiftService\x12g\n" +
 	"\x0eCheckLuckyGift\x12).hyapp.luckygift.v1.CheckLuckyGiftRequest\x1a*.hyapp.luckygift.v1.CheckLuckyGiftResponse\x12y\n" +
 	"\x14ExecuteLuckyGiftDraw\x12/.hyapp.luckygift.v1.ExecuteLuckyGiftDrawRequest\x1a0.hyapp.luckygift.v1.ExecuteLuckyGiftDrawResponse\x12\x88\x01\n" +
 	"\x19BatchExecuteLuckyGiftDraw\x124.hyapp.luckygift.v1.BatchExecuteLuckyGiftDrawRequest\x1a5.hyapp.luckygift.v1.BatchExecuteLuckyGiftDrawResponse\x12t\n" +
-	"\x17ExecuteExternalGiftDraw\x12+.hyapp.luckygift.v1.ExternalGiftDrawRequest\x1a,.hyapp.luckygift.v1.ExternalGiftDrawResponse2\xe4\x0e\n" +
+	"\x17ExecuteExternalGiftDraw\x12+.hyapp.luckygift.v1.ExternalGiftDrawRequest\x1a,.hyapp.luckygift.v1.ExternalGiftDrawResponse2\xe9\x0f\n" +
 	"\x15AdminLuckyGiftService\x12s\n" +
 	"\x12GetLuckyGiftConfig\x12-.hyapp.luckygift.v1.GetLuckyGiftConfigRequest\x1a..hyapp.luckygift.v1.GetLuckyGiftConfigResponse\x12|\n" +
 	"\x15UpsertLuckyGiftConfig\x120.hyapp.luckygift.v1.UpsertLuckyGiftConfigRequest\x1a1.hyapp.luckygift.v1.UpsertLuckyGiftConfigResponse\x12y\n" +
@ -5699,7 +5930,8 @@ const file_proto_luckygift_v1_luckygift_proto_rawDesc = "" +
 	"\x1fSetLuckyGiftExperimentOverrides\x12:.hyapp.luckygift.v1.SetLuckyGiftExperimentOverridesRequest\x1a;.hyapp.luckygift.v1.SetLuckyGiftExperimentOverridesResponse\x12\x7f\n" +
 	"\x16EndLuckyGiftExperiment\x121.hyapp.luckygift.v1.EndLuckyGiftExperimentRequest\x1a2.hyapp.luckygift.v1.EndLuckyGiftExperimentResponse\x12\x88\x01\n" +
 	"\x19ListLuckyGiftUserProfiles\x124.hyapp.luckygift.v1.ListLuckyGiftUserProfilesRequest\x1a5.hyapp.luckygift.v1.ListLuckyGiftUserProfilesResponse\x12\x82\x01\n" +
-	"\x17GetLuckyGiftUserProfile\x122.hyapp.luckygift.v1.GetLuckyGiftUserProfileRequest\x1a3.hyapp.luckygift.v1.GetLuckyGiftUserProfileResponseB0Z.hyapp.local/api/proto/luckygift/v1;luckygiftv1b\x06proto3"
+	"\x17GetLuckyGiftUserProfile\x122.hyapp.luckygift.v1.GetLuckyGiftUserProfileRequest\x1a3.hyapp.luckygift.v1.GetLuckyGiftUserProfileResponse\x12\x82\x01\n" +
+	"\x17ListLuckyGiftDailyStats\x122.hyapp.luckygift.v1.ListLuckyGiftDailyStatsRequest\x1a3.hyapp.luckygift.v1.ListLuckyGiftDailyStatsResponseB0Z.hyapp.local/api/proto/luckygift/v1;luckygiftv1b\x06proto3"

 var (
 	file_proto_luckygift_v1_luckygift_proto_rawDescOnce sync.Once
@ -5713,7 +5945,7 @@ func file_proto_luckygift_v1_luckygift_proto_rawDescGZIP() []byte {
 	return file_proto_luckygift_v1_luckygift_proto_rawDescData
 }

-var file_proto_luckygift_v1_luckygift_proto_msgTypes = make([]protoimpl.MessageInfo, 54)
+var file_proto_luckygift_v1_luckygift_proto_msgTypes = make([]protoimpl.MessageInfo, 57)
 var file_proto_luckygift_v1_luckygift_proto_goTypes = []any{
 	(*RequestMeta)(nil),                             // 0: hyapp.luckygift.v1.RequestMeta
 	(*LuckyGiftMeta)(nil),                           // 1: hyapp.luckygift.v1.LuckyGiftMeta
@ -5769,6 +6001,9 @@ var file_proto_luckygift_v1_luckygift_proto_goTypes = []any{
 	(*LuckyGiftUserJackpotCondition)(nil),           // 51: hyapp.luckygift.v1.LuckyGiftUserJackpotCondition
 	(*LuckyGiftUserJackpotHit)(nil),                 // 52: hyapp.luckygift.v1.LuckyGiftUserJackpotHit
 	(*GetLuckyGiftUserProfileResponse)(nil),         // 53: hyapp.luckygift.v1.GetLuckyGiftUserProfileResponse
+	(*ListLuckyGiftDailyStatsRequest)(nil),          // 54: hyapp.luckygift.v1.ListLuckyGiftDailyStatsRequest
+	(*LuckyGiftDailyStat)(nil),                      // 55: hyapp.luckygift.v1.LuckyGiftDailyStat
+	(*ListLuckyGiftDailyStatsResponse)(nil),         // 56: hyapp.luckygift.v1.ListLuckyGiftDailyStatsResponse
 }
 var file_proto_luckygift_v1_luckygift_proto_depIdxs = []int32{
 	0,  // 0: hyapp.luckygift.v1.LuckyGiftMeta.meta:type_name -> hyapp.luckygift.v1.RequestMeta
@ -5825,47 +6060,51 @@ var file_proto_luckygift_v1_luckygift_proto_depIdxs = []int32{
 	46, // 51: hyapp.luckygift.v1.GetLuckyGiftUserProfileResponse.profile:type_name -> hyapp.luckygift.v1.LuckyGiftUserProfile
 	50, // 52: hyapp.luckygift.v1.GetLuckyGiftUserProfileResponse.multiplier_distribution:type_name -> hyapp.luckygift.v1.LuckyGiftUserMultiplierStat
 	52, // 53: hyapp.luckygift.v1.GetLuckyGiftUserProfileResponse.jackpot_hits:type_name -> hyapp.luckygift.v1.LuckyGiftUserJackpotHit
-	5,  // 54: hyapp.luckygift.v1.LuckyGiftService.CheckLuckyGift:input_type -> hyapp.luckygift.v1.CheckLuckyGiftRequest
-	8,  // 55: hyapp.luckygift.v1.LuckyGiftService.ExecuteLuckyGiftDraw:input_type -> hyapp.luckygift.v1.ExecuteLuckyGiftDrawRequest
-	10, // 56: hyapp.luckygift.v1.LuckyGiftService.BatchExecuteLuckyGiftDraw:input_type -> hyapp.luckygift.v1.BatchExecuteLuckyGiftDrawRequest
-	12, // 57: hyapp.luckygift.v1.LuckyGiftService.ExecuteExternalGiftDraw:input_type -> hyapp.luckygift.v1.ExternalGiftDrawRequest
-	14, // 58: hyapp.luckygift.v1.AdminLuckyGiftService.GetLuckyGiftConfig:input_type -> hyapp.luckygift.v1.GetLuckyGiftConfigRequest
-	16, // 59: hyapp.luckygift.v1.AdminLuckyGiftService.UpsertLuckyGiftConfig:input_type -> hyapp.luckygift.v1.UpsertLuckyGiftConfigRequest
-	18, // 60: hyapp.luckygift.v1.AdminLuckyGiftService.ListLuckyGiftConfigs:input_type -> hyapp.luckygift.v1.ListLuckyGiftConfigsRequest
-	20, // 61: hyapp.luckygift.v1.AdminLuckyGiftService.ListLuckyGiftDraws:input_type -> hyapp.luckygift.v1.ListLuckyGiftDrawsRequest
-	24, // 62: hyapp.luckygift.v1.AdminLuckyGiftService.GetLuckyGiftDrawSummary:input_type -> hyapp.luckygift.v1.GetLuckyGiftDrawSummaryRequest
-	26, // 63: hyapp.luckygift.v1.AdminLuckyGiftService.ListLuckyGiftPoolBalances:input_type -> hyapp.luckygift.v1.ListLuckyGiftPoolBalancesRequest
-	42, // 64: hyapp.luckygift.v1.AdminLuckyGiftService.AdjustLuckyGiftPoolBalance:input_type -> hyapp.luckygift.v1.AdjustLuckyGiftPoolBalanceRequest
-	31, // 65: hyapp.luckygift.v1.AdminLuckyGiftService.CreateLuckyGiftExperiment:input_type -> hyapp.luckygift.v1.CreateLuckyGiftExperimentRequest
-	33, // 66: hyapp.luckygift.v1.AdminLuckyGiftService.ListLuckyGiftExperiments:input_type -> hyapp.luckygift.v1.ListLuckyGiftExperimentsRequest
-	35, // 67: hyapp.luckygift.v1.AdminLuckyGiftService.UpdateLuckyGiftExperiment:input_type -> hyapp.luckygift.v1.UpdateLuckyGiftExperimentRequest
-	37, // 68: hyapp.luckygift.v1.AdminLuckyGiftService.SetLuckyGiftExperimentOverrides:input_type -> hyapp.luckygift.v1.SetLuckyGiftExperimentOverridesRequest
-	39, // 69: hyapp.luckygift.v1.AdminLuckyGiftService.EndLuckyGiftExperiment:input_type -> hyapp.luckygift.v1.EndLuckyGiftExperimentRequest
-	47, // 70: hyapp.luckygift.v1.AdminLuckyGiftService.ListLuckyGiftUserProfiles:input_type -> hyapp.luckygift.v1.ListLuckyGiftUserProfilesRequest
-	49, // 71: hyapp.luckygift.v1.AdminLuckyGiftService.GetLuckyGiftUserProfile:input_type -> hyapp.luckygift.v1.GetLuckyGiftUserProfileRequest
-	6,  // 72: hyapp.luckygift.v1.LuckyGiftService.CheckLuckyGift:output_type -> hyapp.luckygift.v1.CheckLuckyGiftResponse
-	9,  // 73: hyapp.luckygift.v1.LuckyGiftService.ExecuteLuckyGiftDraw:output_type -> hyapp.luckygift.v1.ExecuteLuckyGiftDrawResponse
-	11, // 74: hyapp.luckygift.v1.LuckyGiftService.BatchExecuteLuckyGiftDraw:output_type -> hyapp.luckygift.v1.BatchExecuteLuckyGiftDrawResponse
-	13, // 75: hyapp.luckygift.v1.LuckyGiftService.ExecuteExternalGiftDraw:output_type -> hyapp.luckygift.v1.ExternalGiftDrawResponse
-	15, // 76: hyapp.luckygift.v1.AdminLuckyGiftService.GetLuckyGiftConfig:output_type -> hyapp.luckygift.v1.GetLuckyGiftConfigResponse
-	17, // 77: hyapp.luckygift.v1.AdminLuckyGiftService.UpsertLuckyGiftConfig:output_type -> hyapp.luckygift.v1.UpsertLuckyGiftConfigResponse
-	19, // 78: hyapp.luckygift.v1.AdminLuckyGiftService.ListLuckyGiftConfigs:output_type -> hyapp.luckygift.v1.ListLuckyGiftConfigsResponse
-	21, // 79: hyapp.luckygift.v1.AdminLuckyGiftService.ListLuckyGiftDraws:output_type -> hyapp.luckygift.v1.ListLuckyGiftDrawsResponse
-	25, // 80: hyapp.luckygift.v1.AdminLuckyGiftService.GetLuckyGiftDrawSummary:output_type -> hyapp.luckygift.v1.GetLuckyGiftDrawSummaryResponse
-	27, // 81: hyapp.luckygift.v1.AdminLuckyGiftService.ListLuckyGiftPoolBalances:output_type -> hyapp.luckygift.v1.ListLuckyGiftPoolBalancesResponse
-	44, // 82: hyapp.luckygift.v1.AdminLuckyGiftService.AdjustLuckyGiftPoolBalance:output_type -> hyapp.luckygift.v1.AdjustLuckyGiftPoolBalanceResponse
-	32, // 83: hyapp.luckygift.v1.AdminLuckyGiftService.CreateLuckyGiftExperiment:output_type -> hyapp.luckygift.v1.CreateLuckyGiftExperimentResponse
-	34, // 84: hyapp.luckygift.v1.AdminLuckyGiftService.ListLuckyGiftExperiments:output_type -> hyapp.luckygift.v1.ListLuckyGiftExperimentsResponse
-	36, // 85: hyapp.luckygift.v1.AdminLuckyGiftService.UpdateLuckyGiftExperiment:output_type -> hyapp.luckygift.v1.UpdateLuckyGiftExperimentResponse
-	38, // 86: hyapp.luckygift.v1.AdminLuckyGiftService.SetLuckyGiftExperimentOverrides:output_type -> hyapp.luckygift.v1.SetLuckyGiftExperimentOverridesResponse
-	40, // 87: hyapp.luckygift.v1.AdminLuckyGiftService.EndLuckyGiftExperiment:output_type -> hyapp.luckygift.v1.EndLuckyGiftExperimentResponse
-	48, // 88: hyapp.luckygift.v1.AdminLuckyGiftService.ListLuckyGiftUserProfiles:output_type -> hyapp.luckygift.v1.ListLuckyGiftUserProfilesResponse
-	53, // 89: hyapp.luckygift.v1.AdminLuckyGiftService.GetLuckyGiftUserProfile:output_type -> hyapp.luckygift.v1.GetLuckyGiftUserProfileResponse
-	72, // [72:90] is the sub-list for method output_type
-	54, // [54:72] is the sub-list for method input_type
-	54, // [54:54] is the sub-list for extension type_name
-	54, // [54:54] is the sub-list for extension extendee
-	0,  // [0:54] is the sub-list for field type_name
+	0,  // 54: hyapp.luckygift.v1.ListLuckyGiftDailyStatsRequest.meta:type_name -> hyapp.luckygift.v1.RequestMeta
+	55, // 55: hyapp.luckygift.v1.ListLuckyGiftDailyStatsResponse.stats:type_name -> hyapp.luckygift.v1.LuckyGiftDailyStat
+	5,  // 56: hyapp.luckygift.v1.LuckyGiftService.CheckLuckyGift:input_type -> hyapp.luckygift.v1.CheckLuckyGiftRequest
+	8,  // 57: hyapp.luckygift.v1.LuckyGiftService.ExecuteLuckyGiftDraw:input_type -> hyapp.luckygift.v1.ExecuteLuckyGiftDrawRequest
+	10, // 58: hyapp.luckygift.v1.LuckyGiftService.BatchExecuteLuckyGiftDraw:input_type -> hyapp.luckygift.v1.BatchExecuteLuckyGiftDrawRequest
+	12, // 59: hyapp.luckygift.v1.LuckyGiftService.ExecuteExternalGiftDraw:input_type -> hyapp.luckygift.v1.ExternalGiftDrawRequest
+	14, // 60: hyapp.luckygift.v1.AdminLuckyGiftService.GetLuckyGiftConfig:input_type -> hyapp.luckygift.v1.GetLuckyGiftConfigRequest
+	16, // 61: hyapp.luckygift.v1.AdminLuckyGiftService.UpsertLuckyGiftConfig:input_type -> hyapp.luckygift.v1.UpsertLuckyGiftConfigRequest
+	18, // 62: hyapp.luckygift.v1.AdminLuckyGiftService.ListLuckyGiftConfigs:input_type -> hyapp.luckygift.v1.ListLuckyGiftConfigsRequest
+	20, // 63: hyapp.luckygift.v1.AdminLuckyGiftService.ListLuckyGiftDraws:input_type -> hyapp.luckygift.v1.ListLuckyGiftDrawsRequest
+	24, // 64: hyapp.luckygift.v1.AdminLuckyGiftService.GetLuckyGiftDrawSummary:input_type -> hyapp.luckygift.v1.GetLuckyGiftDrawSummaryRequest
+	26, // 65: hyapp.luckygift.v1.AdminLuckyGiftService.ListLuckyGiftPoolBalances:input_type -> hyapp.luckygift.v1.ListLuckyGiftPoolBalancesRequest
+	42, // 66: hyapp.luckygift.v1.AdminLuckyGiftService.AdjustLuckyGiftPoolBalance:input_type -> hyapp.luckygift.v1.AdjustLuckyGiftPoolBalanceRequest
+	31, // 67: hyapp.luckygift.v1.AdminLuckyGiftService.CreateLuckyGiftExperiment:input_type -> hyapp.luckygift.v1.CreateLuckyGiftExperimentRequest
+	33, // 68: hyapp.luckygift.v1.AdminLuckyGiftService.ListLuckyGiftExperiments:input_type -> hyapp.luckygift.v1.ListLuckyGiftExperimentsRequest
+	35, // 69: hyapp.luckygift.v1.AdminLuckyGiftService.UpdateLuckyGiftExperiment:input_type -> hyapp.luckygift.v1.UpdateLuckyGiftExperimentRequest
+	37, // 70: hyapp.luckygift.v1.AdminLuckyGiftService.SetLuckyGiftExperimentOverrides:input_type -> hyapp.luckygift.v1.SetLuckyGiftExperimentOverridesRequest
+	39, // 71: hyapp.luckygift.v1.AdminLuckyGiftService.EndLuckyGiftExperiment:input_type -> hyapp.luckygift.v1.EndLuckyGiftExperimentRequest
+	47, // 72: hyapp.luckygift.v1.AdminLuckyGiftService.ListLuckyGiftUserProfiles:input_type -> hyapp.luckygift.v1.ListLuckyGiftUserProfilesRequest
+	49, // 73: hyapp.luckygift.v1.AdminLuckyGiftService.GetLuckyGiftUserProfile:input_type -> hyapp.luckygift.v1.GetLuckyGiftUserProfileRequest
+	54, // 74: hyapp.luckygift.v1.AdminLuckyGiftService.ListLuckyGiftDailyStats:input_type -> hyapp.luckygift.v1.ListLuckyGiftDailyStatsRequest
+	6,  // 75: hyapp.luckygift.v1.LuckyGiftService.CheckLuckyGift:output_type -> hyapp.luckygift.v1.CheckLuckyGiftResponse
+	9,  // 76: hyapp.luckygift.v1.LuckyGiftService.ExecuteLuckyGiftDraw:output_type -> hyapp.luckygift.v1.ExecuteLuckyGiftDrawResponse
+	11, // 77: hyapp.luckygift.v1.LuckyGiftService.BatchExecuteLuckyGiftDraw:output_type -> hyapp.luckygift.v1.BatchExecuteLuckyGiftDrawResponse
+	13, // 78: hyapp.luckygift.v1.LuckyGiftService.ExecuteExternalGiftDraw:output_type -> hyapp.luckygift.v1.ExternalGiftDrawResponse
+	15, // 79: hyapp.luckygift.v1.AdminLuckyGiftService.GetLuckyGiftConfig:output_type -> hyapp.luckygift.v1.GetLuckyGiftConfigResponse
+	17, // 80: hyapp.luckygift.v1.AdminLuckyGiftService.UpsertLuckyGiftConfig:output_type -> hyapp.luckygift.v1.UpsertLuckyGiftConfigResponse
+	19, // 81: hyapp.luckygift.v1.AdminLuckyGiftService.ListLuckyGiftConfigs:output_type -> hyapp.luckygift.v1.ListLuckyGiftConfigsResponse
+	21, // 82: hyapp.luckygift.v1.AdminLuckyGiftService.ListLuckyGiftDraws:output_type -> hyapp.luckygift.v1.ListLuckyGiftDrawsResponse
+	25, // 83: hyapp.luckygift.v1.AdminLuckyGiftService.GetLuckyGiftDrawSummary:output_type -> hyapp.luckygift.v1.GetLuckyGiftDrawSummaryResponse
+	27, // 84: hyapp.luckygift.v1.AdminLuckyGiftService.ListLuckyGiftPoolBalances:output_type -> hyapp.luckygift.v1.ListLuckyGiftPoolBalancesResponse
+	44, // 85: hyapp.luckygift.v1.AdminLuckyGiftService.AdjustLuckyGiftPoolBalance:output_type -> hyapp.luckygift.v1.AdjustLuckyGiftPoolBalanceResponse
+	32, // 86: hyapp.luckygift.v1.AdminLuckyGiftService.CreateLuckyGiftExperiment:output_type -> hyapp.luckygift.v1.CreateLuckyGiftExperimentResponse
+	34, // 87: hyapp.luckygift.v1.AdminLuckyGiftService.ListLuckyGiftExperiments:output_type -> hyapp.luckygift.v1.ListLuckyGiftExperimentsResponse
+	36, // 88: hyapp.luckygift.v1.AdminLuckyGiftService.UpdateLuckyGiftExperiment:output_type -> hyapp.luckygift.v1.UpdateLuckyGiftExperimentResponse
+	38, // 89: hyapp.luckygift.v1.AdminLuckyGiftService.SetLuckyGiftExperimentOverrides:output_type -> hyapp.luckygift.v1.SetLuckyGiftExperimentOverridesResponse
+	40, // 90: hyapp.luckygift.v1.AdminLuckyGiftService.EndLuckyGiftExperiment:output_type -> hyapp.luckygift.v1.EndLuckyGiftExperimentResponse
+	48, // 91: hyapp.luckygift.v1.AdminLuckyGiftService.ListLuckyGiftUserProfiles:output_type -> hyapp.luckygift.v1.ListLuckyGiftUserProfilesResponse
+	53, // 92: hyapp.luckygift.v1.AdminLuckyGiftService.GetLuckyGiftUserProfile:output_type -> hyapp.luckygift.v1.GetLuckyGiftUserProfileResponse
+	56, // 93: hyapp.luckygift.v1.AdminLuckyGiftService.ListLuckyGiftDailyStats:output_type -> hyapp.luckygift.v1.ListLuckyGiftDailyStatsResponse
+	75, // [75:94] is the sub-list for method output_type
+	56, // [56:75] is the sub-list for method input_type
+	56, // [56:56] is the sub-list for extension type_name
+	56, // [56:56] is the sub-list for extension extendee
+	0,  // [0:56] is the sub-list for field type_name
 }

 func init() { file_proto_luckygift_v1_luckygift_proto_init() }
@ -5880,7 +6119,7 @@ func file_proto_luckygift_v1_luckygift_proto_init() {
 			GoPackagePath: reflect.TypeOf(x{}).PkgPath(),
 			RawDescriptor: unsafe.Slice(unsafe.StringData(file_proto_luckygift_v1_luckygift_proto_rawDesc), len(file_proto_luckygift_v1_luckygift_proto_rawDesc)),
 			NumEnums:      0,
-			NumMessages:   54,
+			NumMessages:   57,
 			NumExtensions: 0,
 			NumServices:   2,
 		},
--- a/api/proto/luckygift/v1/luckygift.proto
+++ b/api/proto/luckygift/v1/luckygift.proto
@ -452,6 +452,7 @@ service AdminLuckyGiftService {
  rpc EndLuckyGiftExperiment(EndLuckyGiftExperimentRequest) returns (EndLuckyGiftExperimentResponse);
  rpc ListLuckyGiftUserProfiles(ListLuckyGiftUserProfilesRequest) returns (ListLuckyGiftUserProfilesResponse);
  rpc GetLuckyGiftUserProfile(GetLuckyGiftUserProfileRequest) returns (GetLuckyGiftUserProfileResponse);
+  rpc ListLuckyGiftDailyStats(ListLuckyGiftDailyStatsRequest) returns (ListLuckyGiftDailyStatsResponse);
 }

 // LuckyGiftHit 只返回批量逐份开奖中实际中奖的精简位置，不复制全部审计明细。
@ -631,3 +632,33 @@ message GetLuckyGiftUserProfileResponse {
  string next_jackpot_cursor = 8;
  bool jackpot_has_more = 9;
 }
+
+// ListLuckyGiftDailyStats 面向 Databi 的按日聚合：只读 lucky_draw_pool_day_stats 读模型
+// （北京日 +08:00 分桶，由后台游标增量刷新），不扫抽奖事实表，避免 BI 访问打热事实库。
+// strategy_version 过滤用于按策略族拆分展示（如幸运礼物V3 tab 只看 dynamic_v3）。
+message ListLuckyGiftDailyStatsRequest {
+  RequestMeta meta = 1;
+  // pool_id 为空表示全部奖池汇总。
+  string pool_id = 2;
+  // strategy_version 为空表示不按策略过滤；取值 fixed_v2 / dynamic_v3。
+  string strategy_version = 3;
+  // [start_ms, end_ms) UTC epoch ms；服务端按北京日换算成 stat_day 闭区间。
+  int64 start_ms = 4;
+  int64 end_ms = 5;
+  // region_ids 为空表示全部区域；按房间可见区域 ID 过滤（0=GLOBAL 房间只在不过滤时计入）。
+  repeated int64 region_ids = 6;
+}
+
+message LuckyGiftDailyStat {
+  // stat_day 是北京日（+08:00）YYYY-MM-DD。
+  string stat_day = 1;
+  int64 draw_count = 2;
+  int64 turnover_coin = 3;
+  // payout_coin 为用户可见返奖（effective），与既有 DrawSummary 口径一致，含未发放/失败行。
+  int64 payout_coin = 4;
+  int64 base_reward_coin = 5;
+}
+
+message ListLuckyGiftDailyStatsResponse {
+  repeated LuckyGiftDailyStat stats = 1;
+}
--- a/api/proto/luckygift/v1/luckygift_grpc.pb.go
+++ b/api/proto/luckygift/v1/luckygift_grpc.pb.go
@ -249,6 +249,7 @@ const (
 	AdminLuckyGiftService_EndLuckyGiftExperiment_FullMethodName          = "/hyapp.luckygift.v1.AdminLuckyGiftService/EndLuckyGiftExperiment"
 	AdminLuckyGiftService_ListLuckyGiftUserProfiles_FullMethodName       = "/hyapp.luckygift.v1.AdminLuckyGiftService/ListLuckyGiftUserProfiles"
 	AdminLuckyGiftService_GetLuckyGiftUserProfile_FullMethodName         = "/hyapp.luckygift.v1.AdminLuckyGiftService/GetLuckyGiftUserProfile"
+	AdminLuckyGiftService_ListLuckyGiftDailyStats_FullMethodName         = "/hyapp.luckygift.v1.AdminLuckyGiftService/ListLuckyGiftDailyStats"
 )

 // AdminLuckyGiftServiceClient is the client API for AdminLuckyGiftService service.
@ -269,6 +270,7 @@ type AdminLuckyGiftServiceClient interface {
 	EndLuckyGiftExperiment(ctx context.Context, in *EndLuckyGiftExperimentRequest, opts ...grpc.CallOption) (*EndLuckyGiftExperimentResponse, error)
 	ListLuckyGiftUserProfiles(ctx context.Context, in *ListLuckyGiftUserProfilesRequest, opts ...grpc.CallOption) (*ListLuckyGiftUserProfilesResponse, error)
 	GetLuckyGiftUserProfile(ctx context.Context, in *GetLuckyGiftUserProfileRequest, opts ...grpc.CallOption) (*GetLuckyGiftUserProfileResponse, error)
+	ListLuckyGiftDailyStats(ctx context.Context, in *ListLuckyGiftDailyStatsRequest, opts ...grpc.CallOption) (*ListLuckyGiftDailyStatsResponse, error)
 }

 type adminLuckyGiftServiceClient struct {
@ -419,6 +421,16 @@ func (c *adminLuckyGiftServiceClient) GetLuckyGiftUserProfile(ctx context.Contex
 	return out, nil
 }

+func (c *adminLuckyGiftServiceClient) ListLuckyGiftDailyStats(ctx context.Context, in *ListLuckyGiftDailyStatsRequest, opts ...grpc.CallOption) (*ListLuckyGiftDailyStatsResponse, error) {
+	cOpts := append([]grpc.CallOption{grpc.StaticMethod()}, opts...)
+	out := new(ListLuckyGiftDailyStatsResponse)
+	err := c.cc.Invoke(ctx, AdminLuckyGiftService_ListLuckyGiftDailyStats_FullMethodName, in, out, cOpts...)
+	if err != nil {
+		return nil, err
+	}
+	return out, nil
+}
+
 // AdminLuckyGiftServiceServer is the server API for AdminLuckyGiftService service.
 // All implementations must embed UnimplementedAdminLuckyGiftServiceServer
 // for forward compatibility.
@ -437,6 +449,7 @@ type AdminLuckyGiftServiceServer interface {
 	EndLuckyGiftExperiment(context.Context, *EndLuckyGiftExperimentRequest) (*EndLuckyGiftExperimentResponse, error)
 	ListLuckyGiftUserProfiles(context.Context, *ListLuckyGiftUserProfilesRequest) (*ListLuckyGiftUserProfilesResponse, error)
 	GetLuckyGiftUserProfile(context.Context, *GetLuckyGiftUserProfileRequest) (*GetLuckyGiftUserProfileResponse, error)
+	ListLuckyGiftDailyStats(context.Context, *ListLuckyGiftDailyStatsRequest) (*ListLuckyGiftDailyStatsResponse, error)
 	mustEmbedUnimplementedAdminLuckyGiftServiceServer()
 }

@ -489,6 +502,9 @@ func (UnimplementedAdminLuckyGiftServiceServer) ListLuckyGiftUserProfiles(contex
 func (UnimplementedAdminLuckyGiftServiceServer) GetLuckyGiftUserProfile(context.Context, *GetLuckyGiftUserProfileRequest) (*GetLuckyGiftUserProfileResponse, error) {
 	return nil, status.Error(codes.Unimplemented, "method GetLuckyGiftUserProfile not implemented")
 }
+func (UnimplementedAdminLuckyGiftServiceServer) ListLuckyGiftDailyStats(context.Context, *ListLuckyGiftDailyStatsRequest) (*ListLuckyGiftDailyStatsResponse, error) {
+	return nil, status.Error(codes.Unimplemented, "method ListLuckyGiftDailyStats not implemented")
+}
 func (UnimplementedAdminLuckyGiftServiceServer) mustEmbedUnimplementedAdminLuckyGiftServiceServer() {}
 func (UnimplementedAdminLuckyGiftServiceServer) testEmbeddedByValue()                               {}

@ -762,6 +778,24 @@ func _AdminLuckyGiftService_GetLuckyGiftUserProfile_Handler(srv interface{}, ctx
 	return interceptor(ctx, in, info, handler)
 }

+func _AdminLuckyGiftService_ListLuckyGiftDailyStats_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+	in := new(ListLuckyGiftDailyStatsRequest)
+	if err := dec(in); err != nil {
+		return nil, err
+	}
+	if interceptor == nil {
+		return srv.(AdminLuckyGiftServiceServer).ListLuckyGiftDailyStats(ctx, in)
+	}
+	info := &grpc.UnaryServerInfo{
+		Server:     srv,
+		FullMethod: AdminLuckyGiftService_ListLuckyGiftDailyStats_FullMethodName,
+	}
+	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
+		return srv.(AdminLuckyGiftServiceServer).ListLuckyGiftDailyStats(ctx, req.(*ListLuckyGiftDailyStatsRequest))
+	}
+	return interceptor(ctx, in, info, handler)
+}
+
 // AdminLuckyGiftService_ServiceDesc is the grpc.ServiceDesc for AdminLuckyGiftService service.
 // It's only intended for direct use with grpc.RegisterService,
 // and not to be introspected or modified (even as a copy)
@ -825,6 +859,10 @@ var AdminLuckyGiftService_ServiceDesc = grpc.ServiceDesc{
 			MethodName: "GetLuckyGiftUserProfile",
 			Handler:    _AdminLuckyGiftService_GetLuckyGiftUserProfile_Handler,
 		},
+		{
+			MethodName: "ListLuckyGiftDailyStats",
+			Handler:    _AdminLuckyGiftService_ListLuckyGiftDailyStats_Handler,
+		},
 	},
 	Streams:  []grpc.StreamDesc{},
 	Metadata: "proto/luckygift/v1/luckygift.proto",
--- a/server/admin/cmd/server/main.go
+++ b/server/admin/cmd/server/main.go
@ -350,6 +350,7 @@ func main() {
 		appRegistryService,
 		userclient.NewGRPC(userConn),
 		databimodule.WithFinanceRechargeOverviewSource(paymentHandler),
+		databimodule.WithLuckyGiftDailyStats(luckygiftadmin.NewGRPC(luckyGiftConn), cfg.LuckyGiftService.RequestTimeout),
 		databimodule.WithLegacyApps(databiLegacyApps(cfg.DashboardExternalSources, cfg.MoneyRegionSources)...),
 		databimodule.WithLegacyRegionCatalogs(databiLegacyRegionCatalogs(moneyRegionSources)...),
 	)
--- a/server/admin/internal/integration/luckygiftadmin/client.go
+++ b/server/admin/internal/integration/luckygiftadmin/client.go
@ -25,6 +25,7 @@ type Client interface {
 	UpdateLuckyGiftExperiment(ctx context.Context, req *luckygiftv1.UpdateLuckyGiftExperimentRequest) (*luckygiftv1.UpdateLuckyGiftExperimentResponse, error)
 	SetLuckyGiftExperimentOverrides(ctx context.Context, req *luckygiftv1.SetLuckyGiftExperimentOverridesRequest) (*luckygiftv1.SetLuckyGiftExperimentOverridesResponse, error)
 	EndLuckyGiftExperiment(ctx context.Context, req *luckygiftv1.EndLuckyGiftExperimentRequest) (*luckygiftv1.EndLuckyGiftExperimentResponse, error)
+	ListLuckyGiftDailyStats(ctx context.Context, req *luckygiftv1.ListLuckyGiftDailyStatsRequest) (*luckygiftv1.ListLuckyGiftDailyStatsResponse, error)
 }

 type GRPCClient struct {
@ -90,3 +91,7 @@ func (c *GRPCClient) SetLuckyGiftExperimentOverrides(ctx context.Context, req *l
 func (c *GRPCClient) EndLuckyGiftExperiment(ctx context.Context, req *luckygiftv1.EndLuckyGiftExperimentRequest) (*luckygiftv1.EndLuckyGiftExperimentResponse, error) {
 	return c.client.EndLuckyGiftExperiment(ctx, req)
 }
+
+func (c *GRPCClient) ListLuckyGiftDailyStats(ctx context.Context, req *luckygiftv1.ListLuckyGiftDailyStatsRequest) (*luckygiftv1.ListLuckyGiftDailyStatsResponse, error) {
+	return c.client.ListLuckyGiftDailyStats(ctx, req)
+}
--- a/server/admin/internal/modules/databi/lucky_gift_v3.go
+++ b/server/admin/internal/modules/databi/lucky_gift_v3.go
@ -0,0 +1,162 @@
+package databi
+
+// 幸运礼物V3 section：数据来自 lucky-gift-service 的按日读模型（lucky_draw_pool_day_stats），
+// 不走 statistics-service。注入方式与 Finance overlay 同层：appRequirements 组装 sections 时追加。
+// 口径：只统计 dynamic_v3 策略族的房间抽奖（不含外部接入），返奖为用户可见金额（含未发放/失败行）。
+
+import (
+	"context"
+	"strings"
+	"time"
+
+	luckygiftv1 "hyapp.local/api/proto/luckygift/v1"
+)
+
+const luckyGiftV3SectionKey = "lucky_gift_v3"
+
+// luckyGiftV3MaxDays 与 lucky-gift-service 侧的窗口上限对齐，防御异常长区间把零填充行撑爆。
+const luckyGiftV3MaxDays = 400
+
+// luckyGiftStatZone 与 lucky_draw_pool_day_stats 的北京日分桶一致；FixedZone 规避容器缺 tzdata。
+var luckyGiftStatZone = time.FixedZone("Asia/Shanghai", 8*60*60)
+
+// LuckyGiftDailyStatsSource 是 databi 对幸运礼物统计的最小依赖面；luckygiftadmin.Client 天然满足。
+type LuckyGiftDailyStatsSource interface {
+	ListLuckyGiftDailyStats(ctx context.Context, req *luckygiftv1.ListLuckyGiftDailyStatsRequest) (*luckygiftv1.ListLuckyGiftDailyStatsResponse, error)
+}
+
+// WithLuckyGiftDailyStats 注入幸运礼物按日统计源；不注入时数据需求宽表没有幸运礼物V3板块。
+func WithLuckyGiftDailyStats(source LuckyGiftDailyStatsSource, requestTimeout time.Duration) ServiceOption {
+	return func(s *Service) {
+		s.luckyGiftStats = source
+		s.luckyGiftTimeout = requestTimeout
+	}
+}
+
+// requirementsIncludesLuckyGiftV3 与 requirementsIncludesRevenue 同语义：空/all 视为命中。
+func requirementsIncludesLuckyGiftV3(section string) bool {
+	switch strings.ToLower(strings.TrimSpace(section)) {
+	case "", "all", luckyGiftV3SectionKey:
+		return true
+	}
+	return false
+}
+
+// requirementsOnlyLuckyGiftV3 为真时整个请求只要幸运礼物板块；此时必须跳过 statistics-service——
+// 它不认识该 section key，会回退成全量六板块的最重查询路径。
+func requirementsOnlyLuckyGiftV3(section string) bool {
+	return strings.ToLower(strings.TrimSpace(section)) == luckyGiftV3SectionKey
+}
+
+// luckyGiftV3RegionIDs 与 Finance overlay 相同的区域参数收敛：单区域查询归一化后覆盖多区域列表。
+func luckyGiftV3RegionIDs(query RequirementsQuery, regions []RegionInfo, regionIDs []int64) []int64 {
+	if query.RegionID > 0 {
+		return []int64{normalizeRegionID(regions, query.RegionID)}
+	}
+	return regionIDs
+}
+
+// luckyGiftV3StatDays 按北京日展开 [startMS, endMS) 覆盖的日列表，用于零填充。
+func luckyGiftV3StatDays(startMS, endMS int64) []string {
+	if endMS <= startMS {
+		return nil
+	}
+	start := time.UnixMilli(startMS).In(luckyGiftStatZone)
+	end := time.UnixMilli(endMS - 1).In(luckyGiftStatZone)
+	startDay := time.Date(start.Year(), start.Month(), start.Day(), 0, 0, 0, 0, luckyGiftStatZone)
+	endDay := time.Date(end.Year(), end.Month(), end.Day(), 0, 0, 0, 0, luckyGiftStatZone)
+	days := make([]string, 0, 32)
+	for day := startDay; !day.After(endDay) && len(days) < luckyGiftV3MaxDays; day = day.AddDate(0, 0, 1) {
+		days = append(days, day.Format("2006-01-02"))
+	}
+	return days
+}
+
+// luckyGiftV3Row 组装单行；比例在投入为 0 时输出 nil（前端渲染 "--"），不伪造 0%。
+func luckyGiftV3Row(statDay, label string, drawCount, turnoverCoin, payoutCoin float64) map[string]any {
+	row := map[string]any{
+		"stat_day":      statDay,
+		"label":         label,
+		"draw_count":    drawCount,
+		"turnover_coin": turnoverCoin,
+		"payout_coin":   payoutCoin,
+		"profit_coin":   turnoverCoin - payoutCoin,
+	}
+	if turnoverCoin > 0 {
+		row["payout_rate"] = payoutCoin / turnoverCoin
+		row["profit_rate"] = (turnoverCoin - payoutCoin) / turnoverCoin
+	} else {
+		row["payout_rate"] = nil
+		row["profit_rate"] = nil
+	}
+	return row
+}
+
+func luckyGiftV3Columns() []map[string]any {
+	return []map[string]any{
+		{"key": "draw_count", "label": "抽奖次数", "type": "count", "tooltip": "dynamic_v3 策略下的房间付费抽奖次数（不含外部 App 接入）"},
+		{"key": "turnover_coin", "label": "投入金币", "type": "coin", "tooltip": "抽奖消耗金币"},
+		{"key": "payout_coin", "label": "返奖金币", "type": "coin", "tooltip": "用户可见返奖金币，含未发放/失败行，与幸运礼物后台汇总口径一致"},
+		{"key": "profit_coin", "label": "利润金币", "type": "coin", "tooltip": "投入金币 - 返奖金币"},
+		{"key": "payout_rate", "label": "返奖率", "type": "ratio", "tooltip": "返奖金币 / 投入金币（实际 RTP）"},
+		{"key": "profit_rate", "label": "利润率", "type": "ratio", "tooltip": "利润金币 / 投入金币"},
+	}
+}
+
+// luckyGiftV3Section 拉取 dynamic_v3 按日统计并组装成数据需求 section。
+// 数据按北京日零填充整个查询窗口：v3 未开量时明确展示 0，而不是空表让人误以为接口失败。
+func (s *Service) luckyGiftV3Section(ctx context.Context, appCode string, query RequirementsQuery, regionIDs []int64) (map[string]any, error) {
+	if s.luckyGiftTimeout > 0 {
+		var cancel context.CancelFunc
+		ctx, cancel = context.WithTimeout(ctx, s.luckyGiftTimeout)
+		defer cancel()
+	}
+	resp, err := s.luckyGiftStats.ListLuckyGiftDailyStats(ctx, &luckygiftv1.ListLuckyGiftDailyStatsRequest{
+		Meta:            &luckygiftv1.RequestMeta{Caller: "admin-server", AppCode: appCode, SentAtMs: time.Now().UnixMilli()},
+		StrategyVersion: "dynamic_v3",
+		StartMs:         query.StartMS,
+		EndMs:           query.EndMS,
+		RegionIds:       regionIDs,
+	})
+	if err != nil {
+		return nil, err
+	}
+	byDay := map[string]*luckygiftv1.LuckyGiftDailyStat{}
+	for _, stat := range resp.GetStats() {
+		byDay[stat.GetStatDay()] = stat
+	}
+	days := luckyGiftV3StatDays(query.StartMS, query.EndMS)
+	rows := make([]map[string]any, 0, len(days))
+	var totalDraws, totalTurnover, totalPayout int64
+	for _, day := range days {
+		stat := byDay[day]
+		rows = append(rows, luckyGiftV3Row(day, day, float64(stat.GetDrawCount()), float64(stat.GetTurnoverCoin()), float64(stat.GetPayoutCoin())))
+		totalDraws += stat.GetDrawCount()
+		totalTurnover += stat.GetTurnoverCoin()
+		totalPayout += stat.GetPayoutCoin()
+	}
+	section := map[string]any{
+		"key":   luckyGiftV3SectionKey,
+		"label": "幸运礼物V3",
+		// 幸运礼物没有用户身份/付费身份/新老用户维度，筛选恒为 all；前端该 tab 不渲染筛选器。
+		"filters":          map[string]any{"user_role": "all", "payer_type": "all", "new_user_type": "all"},
+		"strategy_version": "dynamic_v3",
+		"columns":          luckyGiftV3Columns(),
+		"metric_definitions": []map[string]any{
+			{"metric": "draw_count", "definition": "dynamic_v3 策略规则版本下的房间付费抽奖次数"},
+			{"metric": "payout_coin", "definition": "用户可见返奖（effective），含未发放/失败行；口径与幸运礼物后台汇总一致"},
+			{"metric": "payout_rate", "definition": "汇总/平均值行的比例按区间合计重新计算，不是逐日比例的算术平均"},
+		},
+		"total":        luckyGiftV3Row("total", "汇总", float64(totalDraws), float64(totalTurnover), float64(totalPayout)),
+		"daily_series": rows,
+	}
+	if dayCount := len(days); dayCount > 0 {
+		average := luckyGiftV3Row("average", "平均值",
+			float64(totalDraws)/float64(dayCount),
+			float64(totalTurnover)/float64(dayCount),
+			float64(totalPayout)/float64(dayCount),
+		)
+		section["average"] = average
+	}
+	return section, nil
+}
--- a/server/admin/internal/modules/databi/lucky_gift_v3_test.go
+++ b/server/admin/internal/modules/databi/lucky_gift_v3_test.go
@ -0,0 +1,110 @@
+package databi
+
+import (
+	"context"
+	"testing"
+	"time"
+
+	luckygiftv1 "hyapp.local/api/proto/luckygift/v1"
+)
+
+type fakeLuckyGiftDailyStatsSource struct {
+	lastReq *luckygiftv1.ListLuckyGiftDailyStatsRequest
+	stats   []*luckygiftv1.LuckyGiftDailyStat
+}
+
+func (f *fakeLuckyGiftDailyStatsSource) ListLuckyGiftDailyStats(_ context.Context, req *luckygiftv1.ListLuckyGiftDailyStatsRequest) (*luckygiftv1.ListLuckyGiftDailyStatsResponse, error) {
+	f.lastReq = req
+	return &luckygiftv1.ListLuckyGiftDailyStatsResponse{Stats: f.stats}, nil
+}
+
+func TestRequirementsLuckyGiftV3Gating(t *testing.T) {
+	for _, tc := range []struct {
+		section  string
+		includes bool
+		only     bool
+	}{
+		{"", true, false},
+		{"all", true, false},
+		{"lucky_gift_v3", true, true},
+		{" Lucky_Gift_V3 ", true, true},
+		{"revenue", false, false},
+		{"game", false, false},
+	} {
+		if got := requirementsIncludesLuckyGiftV3(tc.section); got != tc.includes {
+			t.Fatalf("includes(%q)=%v, want %v", tc.section, got, tc.includes)
+		}
+		if got := requirementsOnlyLuckyGiftV3(tc.section); got != tc.only {
+			t.Fatalf("only(%q)=%v, want %v", tc.section, got, tc.only)
+		}
+	}
+}
+
+// 回归：section 组装——按北京日零填充整个窗口、比例按合计重算、v3 策略与区域过滤透传到 RPC。
+func TestLuckyGiftV3Section(t *testing.T) {
+	source := &fakeLuckyGiftDailyStatsSource{stats: []*luckygiftv1.LuckyGiftDailyStat{
+		{StatDay: "2026-07-11", DrawCount: 4, TurnoverCoin: 8_000, PayoutCoin: 6_000, BaseRewardCoin: 5_500},
+	}}
+	service := &Service{luckyGiftStats: source, luckyGiftTimeout: time.Second}
+
+	// 北京 2026-07-10 00:00 ~ 2026-07-12 00:00（排他）= 两个北京日。
+	startMS := time.Date(2026, 7, 9, 16, 0, 0, 0, time.UTC).UnixMilli()
+	endMS := time.Date(2026, 7, 11, 16, 0, 0, 0, time.UTC).UnixMilli()
+	section, err := service.luckyGiftV3Section(context.Background(), "lalu", RequirementsQuery{StartMS: startMS, EndMS: endMS}, []int64{7, 8})
+	if err != nil {
+		t.Fatalf("build section: %v", err)
+	}
+
+	if source.lastReq.GetStrategyVersion() != "dynamic_v3" || source.lastReq.GetMeta().GetAppCode() != "lalu" {
+		t.Fatalf("rpc request mismatch: %+v", source.lastReq)
+	}
+	if regions := source.lastReq.GetRegionIds(); len(regions) != 2 || regions[0] != 7 || regions[1] != 8 {
+		t.Fatalf("rpc region ids mismatch: %v", regions)
+	}
+	if section["key"] != luckyGiftV3SectionKey {
+		t.Fatalf("section key mismatch: %v", section["key"])
+	}
+
+	rows, ok := section["daily_series"].([]map[string]any)
+	if !ok || len(rows) != 2 {
+		t.Fatalf("daily_series rows=%v, want 2 zero-filled days", section["daily_series"])
+	}
+	if rows[0]["stat_day"] != "2026-07-10" || rows[0]["draw_count"] != float64(0) {
+		t.Fatalf("zero-filled day mismatch: %+v", rows[0])
+	}
+	if rows[0]["payout_rate"] != nil {
+		t.Fatalf("zero turnover day must render nil ratio, got %v", rows[0]["payout_rate"])
+	}
+	if rows[1]["stat_day"] != "2026-07-11" || rows[1]["turnover_coin"] != float64(8_000) || rows[1]["profit_coin"] != float64(2_000) {
+		t.Fatalf("data day mismatch: %+v", rows[1])
+	}
+	if rate := rows[1]["payout_rate"].(float64); rate != 0.75 {
+		t.Fatalf("payout_rate=%v, want 0.75", rate)
+	}
+
+	total, ok := section["total"].(map[string]any)
+	if !ok || total["draw_count"] != float64(4) || total["profit_coin"] != float64(2_000) {
+		t.Fatalf("total mismatch: %+v", total)
+	}
+	average, ok := section["average"].(map[string]any)
+	if !ok || average["draw_count"] != float64(2) || average["turnover_coin"] != float64(4_000) {
+		t.Fatalf("average mismatch: %+v", average)
+	}
+	// 平均值行的比例 = 合计比例（4000/… 与 6000/8000 相同），不是逐日比例算术平均。
+	if rate := average["payout_rate"].(float64); rate != 0.75 {
+		t.Fatalf("average payout_rate=%v, want 0.75", rate)
+	}
+}
+
+func TestLuckyGiftV3StatDaysCrossesBeijingMidnight(t *testing.T) {
+	// UTC 2026-07-10 15:00 ~ 17:00 跨北京 7-10/7-11 两日。
+	startMS := time.Date(2026, 7, 10, 15, 0, 0, 0, time.UTC).UnixMilli()
+	endMS := time.Date(2026, 7, 10, 17, 0, 0, 0, time.UTC).UnixMilli()
+	days := luckyGiftV3StatDays(startMS, endMS)
+	if len(days) != 2 || days[0] != "2026-07-10" || days[1] != "2026-07-11" {
+		t.Fatalf("days=%v, want [2026-07-10 2026-07-11]", days)
+	}
+	if got := luckyGiftV3StatDays(endMS, startMS); got != nil {
+		t.Fatalf("inverted range must return nil, got %v", got)
+	}
+}
--- a/server/admin/internal/modules/databi/service.go
+++ b/server/admin/internal/modules/databi/service.go
@ -52,6 +52,8 @@ type Service struct {
 	apps                 *appregistry.Service
 	user                 userclient.Client
 	financeRecharge      payment.FinanceRechargeOverviewSource
+	luckyGiftStats       LuckyGiftDailyStatsSource
+	luckyGiftTimeout     time.Duration
 	legacyApps           []LegacyAppDescriptor
 	legacyRegionCatalogs []LegacyRegionCatalogSource

@ -483,6 +485,22 @@ func (s *Service) appRequirements(ctx context.Context, app AppInfo, regions []Re
 		// 顶栏多选区域时保留多区域筛选；单区域仍走 region_id 以兼容旧统计入口。
 		regionIDs = requestRegionIDs
 	}
+	if requirementsOnlyLuckyGiftV3(query.Section) {
+		// 只要幸运礼物V3板块时跳过 statistics-service：它不认识该 section key，
+		// 透传会触发"未知 key 回退全量六板块"的最重查询路径。
+		if s.luckyGiftStats == nil {
+			out.Error = "幸运礼物V3统计源未配置"
+			return out
+		}
+		luckySection, err := s.luckyGiftV3Section(ctx, app.AppCode, query, luckyGiftV3RegionIDs(query, regions, regionIDs))
+		if err != nil {
+			out.Error = fmt.Sprintf("获取幸运礼物V3统计失败: %v", err)
+			return out
+		}
+		out.Sections = append(out.Sections, luckySection)
+		out.UpdatedAtMS = time.Now().UnixMilli()
+		return out
+	}
 	requirements, err := s.dashboards.SocialRequirements(ctx, dashboard.SocialRequirementsQuery{
 		AppCode:     app.AppCode,
 		StatTZ:      query.StatTZ,
@ -500,6 +518,14 @@ func (s *Service) appRequirements(ctx context.Context, app AppInfo, regions []Re
 		return out
 	}
 	out.Sections = anyRowSlice(requirements["sections"])
+	if s.luckyGiftStats != nil && requirementsIncludesLuckyGiftV3(query.Section) {
+		luckySection, err := s.luckyGiftV3Section(ctx, app.AppCode, query, luckyGiftV3RegionIDs(query, regions, regionIDs))
+		if err != nil {
+			out.Error = fmt.Sprintf("获取幸运礼物V3统计失败: %v", err)
+			return out
+		}
+		out.Sections = append(out.Sections, luckySection)
+	}
 	if s.financeRecharge != nil && requirementsIncludesRevenue(query.Section) {
 		if requirementsHasCohortFilter(query) {
 			// Finance 不具备角色/付费身份/新老用户维度；筛选后必须把金额标为不可用，
--- a/services/lucky-gift-service/deploy/mysql/initdb/001_lucky_gift_service.sql
+++ b/services/lucky-gift-service/deploy/mysql/initdb/001_lucky_gift_service.sql
@ -368,17 +368,18 @@ CREATE TABLE IF NOT EXISTS lucky_draw_pool_stats (

 CREATE TABLE IF NOT EXISTS lucky_draw_pool_day_stats (
  app_code VARCHAR(32) NOT NULL DEFAULT 'lalu' COMMENT '应用编码',
-  stat_day DATE NOT NULL COMMENT 'UTC 统计日',
+  stat_day DATE NOT NULL COMMENT '北京日（+08:00），与 statistics-service 社交 BI 的分日口径一致',
  visible_region_id BIGINT NOT NULL DEFAULT 0 COMMENT '房间可见区域 ID',
  pool_id VARCHAR(96) NOT NULL COMMENT '幸运礼物奖池 ID',
  gift_id VARCHAR(96) NOT NULL DEFAULT '' COMMENT '礼物 ID，空值表示奖池汇总',
+  strategy_version VARCHAR(32) NOT NULL DEFAULT 'fixed_v2' COMMENT '策略族 fixed_v2/dynamic_v3；AB 实验下同池同日会双行，BI 按策略过滤',
  draw_count BIGINT NOT NULL DEFAULT 0 COMMENT '抽奖次数',
  turnover_coin BIGINT NOT NULL DEFAULT 0 COMMENT '消耗金币',
  payout_coin BIGINT NOT NULL DEFAULT 0 COMMENT '用户可见返奖金币',
  base_reward_coin BIGINT NOT NULL DEFAULT 0 COMMENT '基础 RTP 返奖',
  created_at_ms BIGINT NOT NULL COMMENT '创建时间，UTC epoch ms',
  updated_at_ms BIGINT NOT NULL COMMENT '更新时间，UTC epoch ms',
-  PRIMARY KEY (app_code, stat_day, visible_region_id, pool_id, gift_id),
+  PRIMARY KEY (app_code, stat_day, visible_region_id, pool_id, gift_id, strategy_version),
  KEY idx_lucky_draw_pool_day_overview (app_code, stat_day, pool_id)
 ) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci COMMENT='幸运礼物 Databi 日维度汇总';

--- a/services/lucky-gift-service/deploy/mysql/migrations/012_databi_day_stats_strategy.sql
+++ b/services/lucky-gift-service/deploy/mysql/migrations/012_databi_day_stats_strategy.sql
@ -0,0 +1,24 @@
+SET NAMES utf8mb4 COLLATE utf8mb4_unicode_ci;
+
+USE hyapp_lucky_gift;
+
+-- lucky_draw_pool_day_stats 增加策略族维度，供社交 BI「幸运礼物V3」tab 按 dynamic_v3 过滤。
+-- 存量行（含迁移 003 从 hyapp_activity 导入的历史）全部产生于 fixed_v2 时代，列默认值即正确归因；
+-- 不清数据、不动 draw_records_databi_day 游标，刷新循环从当前位置继续，新行由代码显式写策略值。
+-- 主键需要纳入 strategy_version（AB 实验下同池同日两策略并存必须分行），
+-- DROP/ADD PRIMARY KEY 走 INPLACE 在线重建；该表是天×区域×奖池×礼物量级的小汇总表，重建秒级。
+SET @needs := (
+  SELECT COUNT(*) = 0 FROM information_schema.COLUMNS
+  WHERE TABLE_SCHEMA = DATABASE() AND TABLE_NAME = 'lucky_draw_pool_day_stats'
+    AND COLUMN_NAME = 'strategy_version'
+);
+
+SET @ddl := IF(@needs,
+  'ALTER TABLE lucky_draw_pool_day_stats
+     ADD COLUMN strategy_version VARCHAR(32) NOT NULL DEFAULT ''fixed_v2'' COMMENT ''策略族 fixed_v2/dynamic_v3；AB 实验下同池同日会双行，BI 按策略过滤'' AFTER gift_id,
+     DROP PRIMARY KEY,
+     ADD PRIMARY KEY (app_code, stat_day, visible_region_id, pool_id, gift_id, strategy_version),
+     ALGORITHM=INPLACE, LOCK=NONE',
+  'SELECT 1'
+);
+PREPARE stmt FROM @ddl; EXECUTE stmt; DEALLOCATE PREPARE stmt;
--- a/services/lucky-gift-service/internal/domain/luckygift/lucky_gift.go
+++ b/services/lucky-gift-service/internal/domain/luckygift/lucky_gift.go
@ -281,6 +281,30 @@ type DrawSummary struct {
 	FailedDraws      int64
 }

+// DailyStatsQuery 是 Databi 按日聚合的查询输入；只读 lucky_draw_pool_day_stats 读模型，
+// [StartMS, EndMS) 由存储层按北京日（+08:00）换算成 stat_day 闭区间。
+type DailyStatsQuery struct {
+	AppCode string
+	// PoolID 为空表示全部奖池。
+	PoolID string
+	// StrategyVersion 为空表示不按策略过滤；否则必须是 fixed_v2 / dynamic_v3。
+	StrategyVersion string
+	StartMS         int64
+	EndMS           int64
+	// RegionIDs 为空表示全部区域（含 GLOBAL=0 房间）；非空时按房间可见区域过滤。
+	RegionIDs []int64
+}
+
+// DailyStat 是单个北京日的抽奖汇总；口径与 DrawSummary 一致：
+// payout 用用户可见返奖（effective），不按 reward_status 过滤。
+type DailyStat struct {
+	StatDay        string
+	DrawCount      int64
+	TurnoverCoin   int64
+	PayoutCoin     int64
+	BaseRewardCoin int64
+}
+
 // PoolBalance 是后台看到的 app+pool_id 单池账本快照。
 // materialized=false 表示该池还没有真实 lucky_pools 行，展示的是规则默认初始水位，不能当成已经入库的资金流水。
 type PoolBalance struct {
--- a/services/lucky-gift-service/internal/service/luckygift/service.go
+++ b/services/lucky-gift-service/internal/service/luckygift/service.go
@ -45,6 +45,7 @@ type Repository interface {
 	ListLuckyGiftUserProfiles(ctx context.Context, query domain.UserProfileQuery, nowMS int64) ([]domain.UserProfile, int64, string, bool, error)
 	GetLuckyGiftUserProfile(ctx context.Context, query domain.UserProfileQuery, nowMS int64) (domain.UserProfileDetail, bool, error)
 	ListLuckyGiftPoolBalances(ctx context.Context, query domain.PoolBalanceQuery) ([]domain.PoolBalance, error)
+	ListLuckyGiftDailyStats(ctx context.Context, query domain.DailyStatsQuery) ([]domain.DailyStat, error)
 	AdjustLuckyGiftPoolBalance(ctx context.Context, command domain.PoolAdjustmentCommand, nowMS int64) (domain.PoolAdjustmentResult, error)
 	GetLuckyGiftDrawRewardState(ctx context.Context, appCode string, drawIDs []string) (domain.DrawRewardState, error)
 	ClaimPendingLuckyGiftOutbox(ctx context.Context, workerID string, nowMS int64, lockTTL time.Duration, batchSize int) ([]domain.DrawOutbox, error)
@ -806,6 +807,46 @@ func (s *Service) GetDrawSummary(ctx context.Context, query domain.DrawQuery) (d
 	return s.repository.GetLuckyGiftDrawSummary(ctx, normalizeDrawQuery(query))
 }

+// ListDailyStats 是 Databi 的按日聚合读入口；app_code fail-close 必填，避免跨租户读汇总。
+func (s *Service) ListDailyStats(ctx context.Context, query domain.DailyStatsQuery) ([]domain.DailyStat, error) {
+	if err := s.requireRepository(); err != nil {
+		return nil, err
+	}
+	query.AppCode = strings.ToLower(strings.TrimSpace(query.AppCode))
+	if query.AppCode == "" {
+		return nil, xerr.New(xerr.InvalidArgument, "lucky gift daily stats app_code is required")
+	}
+	if strings.TrimSpace(query.PoolID) != "" {
+		query.PoolID = normalizePoolID(query.PoolID)
+	} else {
+		query.PoolID = ""
+	}
+	query.StrategyVersion = strings.ToLower(strings.TrimSpace(query.StrategyVersion))
+	if query.StrategyVersion != "" && query.StrategyVersion != domain.StrategyFixedV2 && query.StrategyVersion != domain.StrategyDynamicV3 {
+		return nil, xerr.New(xerr.InvalidArgument, "unsupported lucky gift strategy version")
+	}
+	if query.StartMS <= 0 || query.EndMS <= query.StartMS {
+		return nil, xerr.New(xerr.InvalidArgument, "lucky gift daily stats requires a valid [start_ms, end_ms) range")
+	}
+	// 读模型按日聚合本身很轻，上限只防御异常调用方传超长窗口拖垮分组。
+	const maxDailyStatsRangeMS = 400 * 24 * int64(time.Hour/time.Millisecond)
+	if query.EndMS-query.StartMS > maxDailyStatsRangeMS {
+		return nil, xerr.New(xerr.InvalidArgument, "lucky gift daily stats range is too large")
+	}
+	regionIDs := make([]int64, 0, len(query.RegionIDs))
+	for _, regionID := range query.RegionIDs {
+		if regionID > 0 {
+			regionIDs = append(regionIDs, regionID)
+		}
+	}
+	if len(query.RegionIDs) > 0 && len(regionIDs) == 0 {
+		// 区域过滤全部非法时不能退化成"不过滤"——那会把受限调用方放大到全量口径。
+		return []domain.DailyStat{}, nil
+	}
+	query.RegionIDs = regionIDs
+	return s.repository.ListLuckyGiftDailyStats(ctx, query)
+}
+
 func (s *Service) ListUserProfiles(ctx context.Context, query domain.UserProfileQuery) ([]domain.UserProfile, int64, string, bool, int64, error) {
 	if err := s.requireRepository(); err != nil {
 		return nil, 0, "", false, 0, err
--- a/services/lucky-gift-service/internal/storage/mysql/lucky_gift_daily_stats_test.go
+++ b/services/lucky-gift-service/internal/storage/mysql/lucky_gift_daily_stats_test.go
@ -0,0 +1,136 @@
+package mysql
+
+import (
+	"context"
+	"testing"
+	"time"
+
+	"hyapp/internal/testutil/mysqlschema"
+	"hyapp/pkg/appcode"
+	domain "hyapp/services/lucky-gift-service/internal/domain/luckygift"
+)
+
+func dailyStatsTestRule(poolID string, strategy string, targetRTPPPM int64) domain.RuleConfig {
+	return domain.RuleConfig{
+		PoolID:                   poolID,
+		Enabled:                  true,
+		StrategyVersion:          strategy,
+		TargetRTPPPM:             targetRTPPPM,
+		PoolRatePPM:              980_000,
+		SettlementWindowWager:    1_000_000,
+		ControlBandPPM:           10_000,
+		GiftPriceReference:       100,
+		NoviceMaxEquivalentDraws: 2_000,
+		NormalMaxEquivalentDraws: 20_000,
+		Stages: []domain.RuleStage{
+			{Stage: domain.StageNovice, Tiers: []domain.RuleTier{
+				{Stage: domain.StageNovice, TierID: "novice_1x", MultiplierPPM: 1_000_000, BaseWeightPPM: 1_000_000, Enabled: true},
+			}},
+		},
+	}
+}
+
+// 回归：Databi 日汇总的策略归因与北京日分桶——刷新循环把抽奖按 rule_version 归因到策略族，
+// 分日用 +08:00（23:00 UTC 的抽奖落在次日北京日），日聚合只读奖池汇总行不重复计礼物明细行，
+// 策略/区域过滤和找不到规则行时回落 fixed_v2 的行为都在此锁死。
+func TestLuckyGiftDailyStatsStrategyAttribution(t *testing.T) {
+	caller := mysqlschema.CallerFile(t, 1)
+	schema := mysqlschema.New(t, mysqlschema.Config{
+		EnvVar:         "LUCKY_GIFT_SERVICE_MYSQL_TEST_DSN",
+		InitDBPath:     mysqlschema.InitDBPath(t, caller, "..", "..", "..", "deploy", "mysql", "initdb", "001_lucky_gift_service.sql"),
+		DatabasePrefix: "hy_lucky_gift_day",
+	})
+	repo := &Repository{db: schema.DB}
+	ctx := appcode.WithContext(context.Background(), "lalu")
+
+	if _, err := repo.PublishLuckyGiftRuleConfig(ctx, dailyStatsTestRule("lucky", domain.StrategyFixedV2, 950_000), 1_700_000_000_000); err != nil {
+		t.Fatalf("publish fixed_v2 rule: %v", err)
+	}
+	if _, err := repo.PublishLuckyGiftRuleConfig(ctx, dailyStatsTestRule("lucky", domain.StrategyDynamicV3, 960_000), 1_700_000_100_000); err != nil {
+		t.Fatalf("publish dynamic_v3 rule: %v", err)
+	}
+
+	seedDraw := func(drawID string, ruleVersion, regionID int64, giftID string, spent, reward, createdAtMS int64) {
+		t.Helper()
+		if _, err := schema.DB.Exec(`
+			INSERT INTO lucky_draw_records (
+			  app_code, draw_id, command_id, user_id, device_id, room_id, anchor_id, visible_region_id, gift_id, pool_id,
+			  rule_version, experience_pool, selected_tier_id, coin_spent,
+			  base_reward_coins, effective_reward_coins, reward_status, rtp_window_index, gift_rtp_window_index,
+			  candidate_tiers_json, pool_snapshot_json, rtp_snapshot_json,
+			  paid_at_ms, created_at_ms, updated_at_ms
+			) VALUES ('lalu', ?, ?, 1, 'd', 'room', 'anchor', ?, ?, 'lucky', ?, 'novice', 't', ?, ?, ?, 'granted', 1, 1, '{}', '{}', '{}', ?, ?, ?)`,
+			drawID, "cmd-"+drawID, regionID, giftID, ruleVersion, spent, reward, reward, createdAtMS, createdAtMS, createdAtMS,
+		); err != nil {
+			t.Fatalf("seed draw %s: %v", drawID, err)
+		}
+	}
+
+	// 2026-07-10 12:00 UTC = 北京日 2026-07-10；2026-07-10 23:00 UTC = 北京日 2026-07-11。
+	noonUTC := time.Date(2026, 7, 10, 12, 0, 0, 0, time.UTC).UnixMilli()
+	lateUTC := time.Date(2026, 7, 10, 23, 0, 0, 0, time.UTC).UnixMilli()
+	seedDraw("v2-a", 1, 11, "g1", 1_000, 900, noonUTC)
+	seedDraw("v3-a", 2, 11, "g1", 2_000, 1_500, noonUTC)
+	seedDraw("v3-b", 2, 22, "g2", 3_000, 3_600, noonUTC)
+	// 北京日跨界：UTC 当日 23 点的 v3 抽奖必须落在次日北京日。
+	seedDraw("v3-c", 2, 11, "g1", 5_000, 0, lateUTC)
+	// 找不到规则行的历史抽奖按 fixed_v2 归因。
+	seedDraw("orphan", 99, 11, "g1", 700, 0, noonUTC)
+
+	if _, err := repo.RefreshLuckyGiftDatabiStatsSnapshots(ctx, lateUTC+1_000, 100); err != nil {
+		t.Fatalf("refresh databi stats: %v", err)
+	}
+
+	rangeStart := time.Date(2026, 7, 9, 16, 0, 0, 0, time.UTC).UnixMilli() // 北京 2026-07-10 00:00
+	rangeEnd := time.Date(2026, 7, 11, 16, 0, 0, 0, time.UTC).UnixMilli()  // 北京 2026-07-12 00:00（排他）
+
+	v3Stats, err := repo.ListLuckyGiftDailyStats(ctx, domain.DailyStatsQuery{
+		AppCode: "lalu", StrategyVersion: domain.StrategyDynamicV3, StartMS: rangeStart, EndMS: rangeEnd,
+	})
+	if err != nil {
+		t.Fatalf("list v3 daily stats: %v", err)
+	}
+	if len(v3Stats) != 2 {
+		t.Fatalf("v3 stats days=%d, want 2 (got %+v)", len(v3Stats), v3Stats)
+	}
+	day0, day1 := v3Stats[0], v3Stats[1]
+	if day0.StatDay != "2026-07-10" || day0.DrawCount != 2 || day0.TurnoverCoin != 5_000 || day0.PayoutCoin != 5_100 {
+		t.Fatalf("v3 day0 mismatch: %+v", day0)
+	}
+	if day1.StatDay != "2026-07-11" || day1.DrawCount != 1 || day1.TurnoverCoin != 5_000 || day1.PayoutCoin != 0 {
+		t.Fatalf("v3 day1 (北京跨日) mismatch: %+v", day1)
+	}
+
+	// fixed_v2 口径包含孤儿 rule_version 的回落归因。
+	v2Stats, err := repo.ListLuckyGiftDailyStats(ctx, domain.DailyStatsQuery{
+		AppCode: "lalu", StrategyVersion: domain.StrategyFixedV2, StartMS: rangeStart, EndMS: rangeEnd,
+	})
+	if err != nil {
+		t.Fatalf("list v2 daily stats: %v", err)
+	}
+	if len(v2Stats) != 1 || v2Stats[0].DrawCount != 2 || v2Stats[0].TurnoverCoin != 1_700 {
+		t.Fatalf("v2 stats mismatch (want orphan fallback included): %+v", v2Stats)
+	}
+
+	// 不带策略过滤时全量聚合；礼物明细行不能重复计数。
+	allStats, err := repo.ListLuckyGiftDailyStats(ctx, domain.DailyStatsQuery{
+		AppCode: "lalu", StartMS: rangeStart, EndMS: rangeEnd,
+	})
+	if err != nil {
+		t.Fatalf("list all daily stats: %v", err)
+	}
+	if len(allStats) != 2 || allStats[0].DrawCount != 4 || allStats[0].TurnoverCoin != 6_700 {
+		t.Fatalf("all stats mismatch: %+v", allStats)
+	}
+
+	// 区域过滤：只看 region 22 的 v3 抽奖。
+	regionStats, err := repo.ListLuckyGiftDailyStats(ctx, domain.DailyStatsQuery{
+		AppCode: "lalu", StrategyVersion: domain.StrategyDynamicV3, StartMS: rangeStart, EndMS: rangeEnd, RegionIDs: []int64{22},
+	})
+	if err != nil {
+		t.Fatalf("list region daily stats: %v", err)
+	}
+	if len(regionStats) != 1 || regionStats[0].DrawCount != 1 || regionStats[0].TurnoverCoin != 3_000 {
+		t.Fatalf("region stats mismatch: %+v", regionStats)
+	}
+}
--- a/services/lucky-gift-service/internal/storage/mysql/lucky_gift_experiment_repository.go
+++ b/services/lucky-gift-service/internal/storage/mysql/lucky_gift_experiment_repository.go
@ -155,6 +155,15 @@ func (r *Repository) CreateLuckyGiftExperiment(ctx context.Context, cmd domain.C
 	if control.StrategyVersion != cmd.TreatmentConfig.StrategyVersion {
 		return domain.Experiment{}, domain.RuleConfig{}, xerr.New(xerr.InvalidArgument, "lucky gift experiment arms must share the same strategy version; migrate strategy via a regular publish instead")
 	}
+	// v2 高水位加权滞回标志按 app+pool 单行存储（lucky_pools.v2_boost_active），不随 rule_version 键控；
+	// advance 用"当前用户被钉住的组内三元组"推进这份共享状态。两组三元组不同（尤其 control 关/treatment 开
+	// 的灰度形态）时：control 的每一抽都会清掉 treatment 刚置位的标志，滞回带内加权几乎恒为关；两组阈值不同
+	// 还会让一组在自己从未越过阈值的水位按对方的状态加权付奖。加权特性的灰度必须走常规发布，不能走实验。
+	if control.V2HighWaterBoostThresholdCoins != cmd.TreatmentConfig.V2HighWaterBoostThresholdCoins ||
+		control.V2HighWaterBoostFactorPPM != cmd.TreatmentConfig.V2HighWaterBoostFactorPPM ||
+		control.V2HighWaterBoostRecoverCoins != cmd.TreatmentConfig.V2HighWaterBoostRecoverCoins {
+		return domain.Experiment{}, domain.RuleConfig{}, xerr.New(xerr.InvalidArgument, "lucky gift experiment arms must share identical v2 high-water boost settings; the pool-level hysteresis flag cannot serve two different boost configs")
+	}
 	// 锁读确保看见其他事务刚提交的实验行；同奖池并发建实验最终也会被唯一键兜底拒绝。
 	// 已知取舍：不同奖池并发建实验可能在该唯一索引的共享间隙上互持 gap lock 后插入，触发 InnoDB 死锁检测
 	// 回滚其一——管理端低频操作，报错重试即可，不为此引入额外串行化。
--- a/services/lucky-gift-service/internal/storage/mysql/lucky_gift_experiment_repository_test.go
+++ b/services/lucky-gift-service/internal/storage/mysql/lucky_gift_experiment_repository_test.go
@ -345,3 +345,43 @@ func TestExperimentMigrationIsIdempotentAndEnforcesSingleActive(t *testing.T) {
 		t.Fatal("second unfinished experiment must violate uk_lucky_gift_experiments_active_pool")
 	}
 }
+
+// 回归：v2 高水位加权滞回标志按奖池单行共享，两组三元组不同会互踩（control 清 treatment 的标志、
+// 阈值不同的组按对方状态加权付奖）；实验创建必须硬性要求两组三元组一致。
+func TestCreateLuckyGiftExperimentRejectsMismatchedV2HighWaterBoost(t *testing.T) {
+	caller := mysqlschema.CallerFile(t, 1)
+	schema := mysqlschema.New(t, mysqlschema.Config{
+		EnvVar:         "LUCKY_GIFT_SERVICE_MYSQL_TEST_DSN",
+		InitDBPath:     mysqlschema.InitDBPath(t, caller, "..", "..", "..", "deploy", "mysql", "initdb", "001_lucky_gift_service.sql"),
+		DatabasePrefix: "hy_lucky_gift_expboost",
+	})
+	repo := &Repository{db: schema.DB}
+	ctx := appcode.WithContext(context.Background(), "lalu")
+
+	control := experimentTestFixedRule("boost_pool", 950_000)
+	control.V2HighWaterBoostThresholdCoins = 2_000_000
+	control.V2HighWaterBoostFactorPPM = 1_500_000
+	control.V2HighWaterBoostRecoverCoins = 1_000_000
+	if _, err := repo.PublishLuckyGiftRuleConfig(ctx, control, 1_700_000_000_000); err != nil {
+		t.Fatalf("publish control config: %v", err)
+	}
+
+	// control 开启加权、treatment 关闭：正是会互踩滞回标志的灰度形态，必须被拒绝。
+	mismatched := experimentTestFixedRule("boost_pool", 950_000)
+	if _, _, err := repo.CreateLuckyGiftExperiment(ctx, domain.CreateExperimentCommand{
+		Name: "boost off arm", TreatmentConfig: mismatched, OperatorAdminID: 7,
+	}, 1_700_000_100_000); err == nil {
+		t.Fatal("experiment with mismatched v2 boost triples should be rejected")
+	}
+
+	// 三元组逐字段一致时照常创建。
+	matched := experimentTestFixedRule("boost_pool", 960_000)
+	matched.V2HighWaterBoostThresholdCoins = control.V2HighWaterBoostThresholdCoins
+	matched.V2HighWaterBoostFactorPPM = control.V2HighWaterBoostFactorPPM
+	matched.V2HighWaterBoostRecoverCoins = control.V2HighWaterBoostRecoverCoins
+	if _, _, err := repo.CreateLuckyGiftExperiment(ctx, domain.CreateExperimentCommand{
+		Name: "boost aligned", TreatmentConfig: matched, OperatorAdminID: 7,
+	}, 1_700_000_200_000); err != nil {
+		t.Fatalf("experiment with identical v2 boost triples should be allowed: %v", err)
+	}
+}
--- a/services/lucky-gift-service/internal/storage/mysql/lucky_gift_repository.go
+++ b/services/lucky-gift-service/internal/storage/mysql/lucky_gift_repository.go
@ -729,6 +729,8 @@ type luckyDrawStatsRecord struct {
 	BaseRewardCoins  int64
 	RewardStatus     string
 	CreatedAtMS      int64
+	// RuleVersion 只在 Databi 日汇总扫描时填充，用于把抽奖归因到策略族。
+	RuleVersion int64
 }

 func (r *Repository) RefreshLuckyGiftAdminStatsSnapshots(ctx context.Context, nowMS int64, batchSize int) (int, error) {
@ -856,6 +858,7 @@ type luckyDrawPoolDayStatKey struct {
 	VisibleRegionID int64
 	PoolID          string
 	GiftID          string
+	StrategyVersion string
 }

 type luckyDrawPoolDayStatDelta struct {
@ -891,7 +894,7 @@ func (r *Repository) RefreshLuckyGiftDatabiStatsSnapshots(ctx context.Context, n
 	rows, err := tx.QueryContext(ctx, `
 		SELECT app_code, draw_id, visible_region_id, pool_id, gift_id, user_id, room_id, coin_spent,
 		       effective_reward_coins, base_reward_coins, reward_status,
-		       created_at_ms
+		       created_at_ms, rule_version
 		FROM lucky_draw_records FORCE INDEX (idx_lucky_draw_created)
 		WHERE app_code = ?
 		  AND (created_at_ms > ? OR (created_at_ms = ? AND draw_id > ?))
@ -905,7 +908,7 @@ func (r *Repository) RefreshLuckyGiftDatabiStatsSnapshots(ctx context.Context, n
 	for rows.Next() {
 		var record luckyDrawStatsRecord
 		if err := rows.Scan(&record.AppCode, &record.DrawID, &record.VisibleRegionID, &record.PoolID, &record.GiftID, &record.UserID, &record.RoomID,
-			&record.TotalSpentCoins, &record.TotalRewardCoins, &record.BaseRewardCoins, &record.RewardStatus, &record.CreatedAtMS); err != nil {
+			&record.TotalSpentCoins, &record.TotalRewardCoins, &record.BaseRewardCoins, &record.RewardStatus, &record.CreatedAtMS, &record.RuleVersion); err != nil {
 			return 0, err
 		}
 		records = append(records, record)
@ -919,6 +922,10 @@ func (r *Repository) RefreshLuckyGiftDatabiStatsSnapshots(ctx context.Context, n
 		}
 		return 0, nil
 	}
+	strategies, err := r.luckyRuleStrategyVersions(ctx, tx, appCode, records)
+	if err != nil {
+		return 0, err
+	}
 	grouped := map[luckyDrawPoolDayStatKey]*luckyDrawPoolDayStatDelta{}
 	last := records[len(records)-1]
 	for _, record := range records {
@ -927,9 +934,14 @@ func (r *Repository) RefreshLuckyGiftDatabiStatsSnapshots(ctx context.Context, n
 			regionID = 0
 		}
 		day := luckyDrawStatDay(record.CreatedAtMS)
-		keys := []luckyDrawPoolDayStatKey{{AppCode: record.AppCode, StatDay: day, VisibleRegionID: regionID, PoolID: record.PoolID, GiftID: ""}}
+		strategy := strategies[luckyPoolRuleVersionKey{PoolID: record.PoolID, RuleVersion: record.RuleVersion}]
+		if strategy == "" {
+			// 找不到规则行的历史抽奖（含 rule_version=0 的早期记录）与 rule_versions 列默认一致，按 fixed_v2 归因。
+			strategy = domain.StrategyFixedV2
+		}
+		keys := []luckyDrawPoolDayStatKey{{AppCode: record.AppCode, StatDay: day, VisibleRegionID: regionID, PoolID: record.PoolID, GiftID: "", StrategyVersion: strategy}}
 		if giftID := strings.TrimSpace(record.GiftID); giftID != "" {
-			keys = append(keys, luckyDrawPoolDayStatKey{AppCode: record.AppCode, StatDay: day, VisibleRegionID: regionID, PoolID: record.PoolID, GiftID: giftID})
+			keys = append(keys, luckyDrawPoolDayStatKey{AppCode: record.AppCode, StatDay: day, VisibleRegionID: regionID, PoolID: record.PoolID, GiftID: giftID, StrategyVersion: strategy})
 		}
 		for _, key := range keys {
 			delta := grouped[key]
@ -965,23 +977,115 @@ func (r *Repository) RefreshLuckyGiftDatabiStatsSnapshots(ctx context.Context, n
 func (r *Repository) upsertLuckyDrawPoolDayStatsDelta(ctx context.Context, tx *sql.Tx, key luckyDrawPoolDayStatKey, delta luckyDrawPoolDayStatDelta, nowMS int64) error {
 	_, err := tx.ExecContext(ctx, `
 		INSERT INTO lucky_draw_pool_day_stats (
-			app_code, stat_day, visible_region_id, pool_id, gift_id, draw_count, turnover_coin, payout_coin,
+			app_code, stat_day, visible_region_id, pool_id, gift_id, strategy_version, draw_count, turnover_coin, payout_coin,
 			base_reward_coin, created_at_ms, updated_at_ms
-		) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)
+		) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)
 		ON DUPLICATE KEY UPDATE
 			draw_count = draw_count + VALUES(draw_count),
 			turnover_coin = turnover_coin + VALUES(turnover_coin),
 			payout_coin = payout_coin + VALUES(payout_coin),
 			base_reward_coin = base_reward_coin + VALUES(base_reward_coin),
 			updated_at_ms = VALUES(updated_at_ms)`,
-		key.AppCode, key.StatDay, key.VisibleRegionID, key.PoolID, key.GiftID, delta.DrawCount, delta.TurnoverCoin, delta.PayoutCoin,
+		key.AppCode, key.StatDay, key.VisibleRegionID, key.PoolID, key.GiftID, key.StrategyVersion, delta.DrawCount, delta.TurnoverCoin, delta.PayoutCoin,
 		delta.BaseRewardCoin, nowMS, nowMS,
 	)
 	return err
 }

+type luckyPoolRuleVersionKey struct {
+	PoolID      string
+	RuleVersion int64
+}
+
+// luckyRuleStrategyVersions 按批次取涉及奖池的全部规则版本→策略族映射；
+// 版本表是发布次数级小表，按奖池整取比 (pool, version) 行构造 IN 更贴合 PK 前缀。
+func (r *Repository) luckyRuleStrategyVersions(ctx context.Context, tx *sql.Tx, appCode string, records []luckyDrawStatsRecord) (map[luckyPoolRuleVersionKey]string, error) {
+	poolSet := map[string]struct{}{}
+	pools := make([]string, 0, 4)
+	for _, record := range records {
+		if _, ok := poolSet[record.PoolID]; !ok {
+			poolSet[record.PoolID] = struct{}{}
+			pools = append(pools, record.PoolID)
+		}
+	}
+	out := make(map[luckyPoolRuleVersionKey]string, len(pools)*8)
+	if len(pools) == 0 {
+		return out, nil
+	}
+	args := make([]any, 0, len(pools)+1)
+	args = append(args, appCode)
+	for _, pool := range pools {
+		args = append(args, pool)
+	}
+	rows, err := tx.QueryContext(ctx, `
+		SELECT pool_id, rule_version, strategy_version
+		FROM lucky_gift_rule_versions
+		WHERE app_code = ? AND pool_id IN (`+luckySQLPlaceholders(len(pools))+`)`, args...)
+	if err != nil {
+		return nil, err
+	}
+	defer rows.Close()
+	for rows.Next() {
+		var key luckyPoolRuleVersionKey
+		var strategy string
+		if err := rows.Scan(&key.PoolID, &key.RuleVersion, &strategy); err != nil {
+			return nil, err
+		}
+		out[key] = strategy
+	}
+	return out, rows.Err()
+}
+
+// luckyDayStatZone 与 statistics-service 的 Asia/Shanghai 口径一致；用 FixedZone 规避容器缺 tzdata。
+// lucky_draw_pool_day_stats 的 stat_day 从上线起就是北京日（迁移 003 由 statistics 同口径旧表导入）。
+var luckyDayStatZone = time.FixedZone("Asia/Shanghai", 8*60*60)
+
 func luckyDrawStatDay(ms int64) string {
-	return time.UnixMilli(ms).UTC().Format("2006-01-02")
+	return time.UnixMilli(ms).In(luckyDayStatZone).Format("2006-01-02")
+}
+
+// ListLuckyGiftDailyStats 只读 lucky_draw_pool_day_stats 的奖池汇总行（gift_id=''），
+// 不触碰抽奖事实表；数据新鲜度受后台刷新游标节奏限制，不保证到秒级实时。
+func (r *Repository) ListLuckyGiftDailyStats(ctx context.Context, query domain.DailyStatsQuery) ([]domain.DailyStat, error) {
+	if r == nil || r.db == nil {
+		return nil, xerr.New(xerr.Unavailable, "mysql repository is not configured")
+	}
+	where := []string{"app_code = ?", "gift_id = ''", "stat_day >= ?", "stat_day <= ?"}
+	args := []any{query.AppCode, luckyDrawStatDay(query.StartMS), luckyDrawStatDay(query.EndMS - 1)}
+	if query.PoolID != "" {
+		where = append(where, "pool_id = ?")
+		args = append(args, query.PoolID)
+	}
+	if query.StrategyVersion != "" {
+		where = append(where, "strategy_version = ?")
+		args = append(args, query.StrategyVersion)
+	}
+	if len(query.RegionIDs) > 0 {
+		where = append(where, "visible_region_id IN ("+luckySQLPlaceholders(len(query.RegionIDs))+")")
+		for _, regionID := range query.RegionIDs {
+			args = append(args, regionID)
+		}
+	}
+	// DATE_FORMAT 直接取日字符串，避免 DATE 列的扫描类型随 DSN parseTime 参数漂移。
+	rows, err := r.db.QueryContext(ctx, `
+		SELECT DATE_FORMAT(stat_day, '%Y-%m-%d'), SUM(draw_count), SUM(turnover_coin), SUM(payout_coin), SUM(base_reward_coin)
+		FROM lucky_draw_pool_day_stats
+		WHERE `+strings.Join(where, " AND ")+`
+		GROUP BY stat_day
+		ORDER BY stat_day ASC`, args...)
+	if err != nil {
+		return nil, err
+	}
+	defer rows.Close()
+	stats := make([]domain.DailyStat, 0, 32)
+	for rows.Next() {
+		var stat domain.DailyStat
+		if err := rows.Scan(&stat.StatDay, &stat.DrawCount, &stat.TurnoverCoin, &stat.PayoutCoin, &stat.BaseRewardCoin); err != nil {
+			return nil, err
+		}
+		stats = append(stats, stat)
+	}
+	return stats, rows.Err()
 }

 func (r *Repository) lockLuckyDrawStatsCursor(ctx context.Context, tx *sql.Tx, appCode string, nowMS int64) (luckyDrawStatsCursor, bool, error) {
--- a/services/lucky-gift-service/internal/transport/grpc/lucky_gift_server.go
+++ b/services/lucky-gift-service/internal/transport/grpc/lucky_gift_server.go
@ -331,6 +331,37 @@ func (s *AdminLuckyGiftServer) ListLuckyGiftPoolBalances(ctx context.Context, re
 	return resp, nil
 }

+func (s *AdminLuckyGiftServer) ListLuckyGiftDailyStats(ctx context.Context, req *luckygiftv1.ListLuckyGiftDailyStatsRequest) (*luckygiftv1.ListLuckyGiftDailyStatsResponse, error) {
+	appCode := strings.TrimSpace(req.GetMeta().GetAppCode())
+	if appCode == "" {
+		// 按日汇总是单租户口径，缺失 app_code 不能静默落到默认 lalu 租户。
+		return nil, xerr.ToGRPCError(xerr.New(xerr.InvalidArgument, "lucky gift daily stats app_code is required"))
+	}
+	ctx = appcode.WithContext(ctx, appCode)
+	stats, err := s.svc.ListDailyStats(ctx, domain.DailyStatsQuery{
+		AppCode:         appCode,
+		PoolID:          req.GetPoolId(),
+		StrategyVersion: req.GetStrategyVersion(),
+		StartMS:         req.GetStartMs(),
+		EndMS:           req.GetEndMs(),
+		RegionIDs:       req.GetRegionIds(),
+	})
+	if err != nil {
+		return nil, xerr.ToGRPCError(err)
+	}
+	resp := &luckygiftv1.ListLuckyGiftDailyStatsResponse{Stats: make([]*luckygiftv1.LuckyGiftDailyStat, 0, len(stats))}
+	for _, stat := range stats {
+		resp.Stats = append(resp.Stats, &luckygiftv1.LuckyGiftDailyStat{
+			StatDay:        stat.StatDay,
+			DrawCount:      stat.DrawCount,
+			TurnoverCoin:   stat.TurnoverCoin,
+			PayoutCoin:     stat.PayoutCoin,
+			BaseRewardCoin: stat.BaseRewardCoin,
+		})
+	}
+	return resp, nil
+}
+
 func (s *AdminLuckyGiftServer) AdjustLuckyGiftPoolBalance(ctx context.Context, req *luckygiftv1.AdjustLuckyGiftPoolBalanceRequest) (*luckygiftv1.AdjustLuckyGiftPoolBalanceResponse, error) {
 	if req == nil || strings.TrimSpace(req.GetMeta().GetAppCode()) == "" {
 		// 资金 RPC 必须 fail-closed；缺失 meta 不能像普通兼容查询一样静默落到默认 lalu 租户。