摘要:
https://www.cnblogs.com/sxmny/p/10441346.html select * from information_schema.`PROCESSLIST` where info is not null; 或者 -- use information_schema; -- 阅读全文
摘要:
1 SELECT 2 C.name as [字段名],T.name as [字段类型] 3 ,convert(bit,C.IsNullable) as [可否为空] 4 ,convert(bit,case when exists(SELECT 1 FROM sysobjects where xtyp 阅读全文