20 lines
846 B
SQL
20 lines
846 B
SQL
SET NAMES utf8mb4 COLLATE utf8mb4_unicode_ci;
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-- 提现前余额必须由来源钱包在申请时固化。NULL 明确表示历史申请没有可信快照，
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-- 后台不能用审核时的当前余额回填，否则充值、扣款或退款会让财务看到错误事实。
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SET @balance_before_exists = (
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SELECT COUNT(*)
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FROM information_schema.COLUMNS
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WHERE TABLE_SCHEMA = DATABASE()
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AND TABLE_NAME = 'admin_user_withdrawal_applications'
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AND COLUMN_NAME = 'balance_before'
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);
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SET @balance_before_ddl = IF(
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@balance_before_exists = 0,
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'ALTER TABLE admin_user_withdrawal_applications ADD COLUMN balance_before DECIMAL(18,2) NULL COMMENT ''来源钱包申请提现前可用余额快照'' AFTER withdraw_amount_minor, ALGORITHM=INSTANT',
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'SELECT 1'
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);
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PREPARE stmt FROM @balance_before_ddl;
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EXECUTE stmt;
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DEALLOCATE PREPARE stmt;
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