sql server 查询数据库所有的表名+字段

SELECT * FROM INFORMATION_SCHEMA.columns WHERE TABLE_NAME='Account'SELECT (case when a.colorder=1 then d.name else '' end) as 表名,--如果表名相同就返回空 a.colorder as 字段序号, a.name as 字段名, (case when COLUMNPROPERTY( a.id,a.name,'IsIdentity')=1 then '√'else '' end) as 标识, (case when (SELECT count(*) FROM sysobjects--查询主键 WHERE (name in (SELECT name FROM sysindexes WHERE (id = a.id) AND (indid in (SELECT indid FROM sysindexkeys WHERE (id = a.id) AND (colid in (SELECT colid FROM syscolumns WHERE (id = a.id) AND (name = a.name)) ))))) AND (xtype = 'PK'))>0 then '√' else '' end) as 主键,--查询主键END b.name as 类型, a.length as 占用字节数, COLUMNPROPERTY(a.id,a.name,'PRECISION') as 长度, isnull(COLUMNPROPERTY(a.id,a.name,'Scale'),0) as 小数位数, (case when a.isnullable=1 then '√'else '' end) as 允许空, isnull(e.text,'') as 默认值, isnull(g.[value],'') AS 字段说明 FROM syscolumns a left join systypes b on a.xtype=b.xusertype inner join sysobjects d on a.id=d.id and d.xtype='U' and d.name<>'dtproperties' left join syscomments e on a.cdefault=e.id left join sys.extended_properties g on a.id=g.major_id AND a.colid = g.minor_id order by a.id,a.colorder

查询数据库里所有表名和字段名的语句SQL 查询所有表名：SELECT NAME FROM SYSOBJECTS WHERE TYPE='U'SELECT * FROM INFORMATION_SCHEMA.TABLES查询表的所有字段名：SELECT NAME FROM SYSCOLUMNS WHERE ID=OBJECT_ID(' 表名' )SELECT * FROM INFORMATION_SCHEMA.TABLESSELECT * FROM INFORMATION_SCHEMA.VIEWSSELECT * FROM INFORMATION_SCHEMA.COLUMNSOracle 查看所有表名:SELECT TABLE_NAME FROM USER_TABLESaccess 查看所有表名：SELECT NAME FROM MSYSOBJECTS WHERE TYPE=1 AND FLAGS=0MSYSOBJECTS 是系统对象，默认情况是隐藏的。通过工具、选项、视图、显示、系统对象可以使之显示出来。