57 lines
1.5 KiB
SQL
57 lines
1.5 KiB
SQL
-- 合同编号重复排查（只读，不改数据）
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-- 库：shanxia2.0 / crm_contract
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-- 用途：检查租户内 contract_no 是否仍有重复（含软删）
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SET NAMES utf8mb4;
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-- 1) 按 (contract_no, tenant_no) 分组：任何重复（含软删）
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SELECT
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contract_no,
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tenant_no,
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COUNT(*) AS cnt,
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SUM(CASE WHEN del_flag = 0 THEN 1 ELSE 0 END) AS alive_cnt,
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SUM(CASE WHEN del_flag = 1 THEN 1 ELSE 0 END) AS deleted_cnt,
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GROUP_CONCAT(
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CONCAT(id, '/del', del_flag, '/', IFNULL(customer_name, ''))
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ORDER BY del_flag, create_time
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SEPARATOR ' | '
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) AS detail
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FROM crm_contract
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GROUP BY contract_no, tenant_no
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HAVING COUNT(*) > 1
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ORDER BY cnt DESC, contract_no;
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-- 2) 仅有效单据 (del_flag=0) 是否撞号
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SELECT
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contract_no,
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tenant_no,
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COUNT(*) AS alive_cnt,
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GROUP_CONCAT(id ORDER BY create_time SEPARATOR ' | ') AS ids,
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GROUP_CONCAT(IFNULL(customer_name, '') ORDER BY create_time SEPARATOR ' | ') AS customers
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FROM crm_contract
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WHERE del_flag = 0
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GROUP BY contract_no, tenant_no
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HAVING COUNT(*) > 1
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ORDER BY alive_cnt DESC, contract_no;
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-- 3) 指定编号示例：SX/X-JT20260803001（含改号后的 ~DEL~ 变体）
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SELECT
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id,
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contract_no,
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contract_name,
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customer_name,
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status,
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del_flag,
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create_time,
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update_time
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FROM crm_contract
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WHERE tenant_no = 'shanxia2.0'
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AND (
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contract_no = 'SX/X-JT20260803001'
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OR contract_no LIKE 'SX/X-JT20260803001~%'
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)
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ORDER BY del_flag, create_time;
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-- 4) 当前唯一索引是否已是全局唯一版
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SHOW INDEX FROM crm_contract WHERE Key_name LIKE 'uk_contract%';
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