--查询sql 查询表列名Select Name FROM SysColumns Where id=Object_Id('Tab') --查询sql数据库表列名称select name from syscolumns where id=(select max(id) from sysobjects where xtype='u' and name='Tab') --查询oracle数据库表列名称select * from user_tab_cols where table_name = 'Tab
--显示所有用户表: --1 SELECT SCHEMA_NAME(schema_id) As SchemaName , name As TableName from sys.tables ORDER BY name --2.alternate: SELECT sch.name As SchemaName , tbl.name As TableName from sys.tables tbl inner join sys.schemas sch on tbl.schema_id = sch.sc
SELECT 表名 then d.name else '' end, 表说明 then isnull(f.value,'') else '' end, 字段序号 = a.colorder, 字段名 = a.name, 标识 then '√'else '' end, 主键 FROM sysobjects where xtype='PK' and parent_obj=a.id and name in ( SELECT name FROM sysindexes WHERE indid in( SEL
查询Sql Server数据库对象结构 查询数据库 查询架构 查询表 查询列 查询存储过程 查询视图 1.查询某一服务器下所有数据库 select t.[name] as 数据库 from sys.databases as t order by name 2.查询某一数据库的架构 select name as 架构, schema_id as 架构Id --,principal_id from sys.schemas where principal_id = 1; 3.查询某一数据库的表 sel
问题描述:只是单纯的执行了"select count(*) from 某表":数据表中只有一两条数据,能查询其他表,唯独这个表不能进行任何操作: 经百度搜索实验,发现应该是某个进程阻塞了,使用了一下代码进行的查询(这个比较详细): declare @spid int,@bl int ,blocked ) a ) b where a.blocked=spid) union )) + ' 进程号, 其执行的SQL 语法如下' else )))) +' 阻塞, 其当前进程执行的SQL 语法如
--SQL查询每个表的字段数量select b.[name], count(*) As AllCount,ISNULL(ISNULL(sum(case when isnullable=0 then 1 end),null),null) as NotNullCountfrom syscolumns aINNER JOIN( select [id], [name] from [sysobjects] where [type] = 'u' ) AS b ON a.id = b.[id] GROUP b
SQL语句查询某表的所有字段及数据类型 SELECT name AS column_name , TYPE_NAME(system_type_id) AS column_type , max_length , is_nullable FROM sys.columns WHERE object_id = OBJECT_ID(N'customerbase') --customerbase 为表名
查询指定表结构的表名.列名.类型.说明.字段长度 select o.name as tableName,c.name as columnName,t.name as columnType,p.value as columnDescription,c.prec from sysobjects o left join syscolumns c on o.id=c.idleft join sys.extended_properties p on p.major_id=c.id and p.mino