add
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@@ -1,7 +1,7 @@
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-- 切换到目标数据库
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-- 切换到目标数据库
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\c postgres;
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\c postgres;
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CREATE OR REPLACE FUNCTION update_name_modified_column()
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CREATE OR REPLACE FUNCTION update_trade_record_modified_column()
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RETURNS TRIGGER AS $$
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RETURNS TRIGGER AS $$
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BEGIN
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BEGIN
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NEW.updated_at = CURRENT_TIMESTAMP;
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NEW.updated_at = CURRENT_TIMESTAMP;
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@@ -11,9 +11,9 @@ $$ LANGUAGE plpgsql VOLATILE;
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DO $$
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DO $$
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BEGIN
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BEGIN
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IF NOT EXISTS (SELECT 1 FROM information_schema.tables WHERE table_name = 'trade_records') THEN
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IF NOT EXISTS (SELECT 1 FROM information_schema.tables WHERE table_trade_record = 'trade_record') THEN
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-- 创建交易记录表(根据业务场景命名为 trade_records,可按需修改)
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-- 创建交易记录表(根据业务场景命名为 trade_record,可按需修改)
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CREATE TABLE trade_records (
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CREATE TABLE trade_record (
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-- 主键 UUID,默认使用 PostgreSQL 内置函数生成唯一值
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-- 主键 UUID,默认使用 PostgreSQL 内置函数生成唯一值
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id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
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id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
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@@ -48,13 +48,13 @@ CREATE TABLE trade_records (
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created_at TIMESTAMPTZ NOT NULL DEFAULT CURRENT_TIMESTAMP,
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created_at TIMESTAMPTZ NOT NULL DEFAULT CURRENT_TIMESTAMP,
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updated_at TIMESTAMPTZ NOT NULL DEFAULT CURRENT_TIMESTAMP
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updated_at TIMESTAMPTZ NOT NULL DEFAULT CURRENT_TIMESTAMP
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);
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);
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CREATE TRIGGER update_name_updated_at
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CREATE TRIGGER update_trade_record_updated_at
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BEFORE UPDATE ON "name"
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BEFORE UPDATE ON "trade_record"
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FOR EACH ROW
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FOR EACH ROW
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EXECUTE FUNCTION update_name_modified_column();
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EXECUTE FUNCTION update_trade_record_modified_column();
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RAISE NOTICE 'Created name table and trigger';
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RAISE NOTICE 'created trade_record table and trigger';
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ELSE
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ELSE
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RAISE NOTICE 'name table already exists';
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RAISE NOTICE 'trade_record table already exists';
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END IF;
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END IF;
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END $$;
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END $$;
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