caojia
31 lines
985 B
SQL
31 lines
985 B
SQL
-- TMS 订单状态查询接口：为运单号精确查询补充索引。
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-- 订单号已有唯一索引，转单号已有索引；当前表结构通常缺少 tracking_no 索引。
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-- 脚本可重复执行。
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SET NAMES utf8mb4;
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SET @db_name := DATABASE();
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SET @has_tracking_index := (
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SELECT COUNT(*)
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FROM information_schema.STATISTICS
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WHERE TABLE_SCHEMA = @db_name
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AND TABLE_NAME = 'prc_order_bill'
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AND INDEX_NAME = 'idx_order_bill_tracking_no'
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);
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SET @sql := IF(@has_tracking_index = 0,
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'ALTER TABLE prc_order_bill ADD INDEX idx_order_bill_tracking_no (tracking_no)',
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'SELECT 1');
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PREPARE stmt FROM @sql;
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EXECUTE stmt;
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DEALLOCATE PREPARE stmt;
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SELECT
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TABLE_NAME,
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INDEX_NAME,
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COLUMN_NAME,
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NON_UNIQUE
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FROM information_schema.STATISTICS
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WHERE TABLE_SCHEMA = @db_name
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AND TABLE_NAME = 'prc_order_bill'
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AND INDEX_NAME IN ('uk_bill_order', 'idx_order_bill_tracking_no', 'idx_order_bill_transfer_no')
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ORDER BY INDEX_NAME, SEQ_IN_INDEX;
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