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sql: INSERT INTO pm (metric, objectname, c_md5, e_md5) SELECT 'oracle', 'OR' ,'4', '7' WHERE NOT EXISTS(SELECT id FROM pm WHERE metric='oracle' AND ob 阅读全文
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那天老大设计的数据库在操作时爆了错??? is of type uuid but expression is of type character varying 建议:You will need to rewrite or cast the expression. 位置:229 这是。。。什么情况? 阅读全文
摘要:
对于父子级的删除 delete from tb_project_schedule where scheduleid in (WITH RECURSIVE le (scheduleid,schedule_no,schedule_name,schedule_unit,fatherid) as ( sel 阅读全文