28 lines
1.2 KiB
SQL
28 lines
1.2 KiB
SQL
DO $$
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BEGIN
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IF EXISTS (
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SELECT 1
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FROM tb_agent_wallet_transaction
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WHERE reference_type = 'refund'
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AND transaction_type = 'refund'
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AND status = 1
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AND reference_id IS NOT NULL
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GROUP BY reference_type, reference_id, transaction_type
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HAVING COUNT(*) > 1
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) THEN
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RAISE EXCEPTION '存在重复的代理主钱包成功退款流水，禁止创建唯一索引';
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END IF;
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END
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$$;
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COMMENT ON COLUMN tb_agent_wallet_transaction.transaction_type IS '交易类型：recharge-充值 adjustment-人工调整 deduct-扣款 refund-退款 commission-分佣 withdrawal-提现';
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COMMENT ON COLUMN tb_agent_wallet_transaction.reference_type IS '关联业务类型：order commission withdrawal topup refund exchange manual_adjustment';
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CREATE UNIQUE INDEX uq_agent_wallet_refund_reference
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ON tb_agent_wallet_transaction (reference_type, reference_id, transaction_type)
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WHERE reference_type = 'refund'
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AND transaction_type = 'refund'
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AND status = 1;
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COMMENT ON INDEX uq_agent_wallet_refund_reference IS '保证每张退款单最多存在一条代理主钱包成功退款流水，软删除不能绕过资金幂等';
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