25 lines
1018 B
SQL
25 lines
1018 B
SQL
SET NAMES utf8mb4;
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USE baiyue_order;
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SET @carrier_id_exists := (
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SELECT COUNT(*) FROM information_schema.columns
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WHERE table_schema = DATABASE() AND table_name = 'ord_order' AND column_name = 'carrier_id'
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);
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SET @carrier_id_sql := IF(@carrier_id_exists = 0,
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'ALTER TABLE ord_order ADD COLUMN carrier_id BIGINT UNSIGNED NULL COMMENT ''船司逻辑ID快照'' AFTER channel_name',
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'SELECT 1');
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PREPARE carrier_id_statement FROM @carrier_id_sql;
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EXECUTE carrier_id_statement;
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DEALLOCATE PREPARE carrier_id_statement;
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SET @carrier_name_exists := (
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SELECT COUNT(*) FROM information_schema.columns
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WHERE table_schema = DATABASE() AND table_name = 'ord_order' AND column_name = 'carrier_name'
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);
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SET @carrier_name_sql := IF(@carrier_name_exists = 0,
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'ALTER TABLE ord_order ADD COLUMN carrier_name VARCHAR(128) NULL COMMENT ''船司名称快照'' AFTER carrier_id',
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'SELECT 1');
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PREPARE carrier_name_statement FROM @carrier_name_sql;
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EXECUTE carrier_name_statement;
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DEALLOCATE PREPARE carrier_name_statement;
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