sqlserver 获取所有表的字段类型等信息

USE [MultipleAnalysisDataFY]
GO

/****** Object:  View [dbo].[selectfieldtype]    Script Date: 2018/11/7 星期三 12:02:27 ******/
SET ANSI_NULLS ON
GO

SET QUOTED_IDENTIFIER ON
GO


create view [dbo].[selectfieldtype] as
SELECT  
bm=  d.name,表说明=case when a.colorder=1 then isnull(f.value,‘‘) else ‘‘ end,字段序号=a.colorder,zdm=a.name,标识=case when COLUMNPROPERTY(a.id,a.name,‘IsIdentity‘)=1 then ‘√‘else ‘‘ end,主键=case when exists(SELECT 1 FROM sysobjects where xtype=‘PK‘ and name in (
  SELECT name FROM sysindexes WHERE indid in(
   SELECT indid FROM sysindexkeys WHERE id = a.id AND colid=a.colid 
   ))) then ‘√‘ else ‘‘ end,类型=b.name,占用字节数=a.length,长度=COLUMNPROPERTY(a.id,‘PRECISION‘),小数位数=isnull(COLUMNPROPERTY(a.id,‘Scale‘),0),允许空=case when a.isnullable=1 then ‘√‘else ‘‘ end,默认值=isnull(e.text,‘‘),字段说明=isnull(g.[value],‘‘) 
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 
left join sys.extended_properties f on d.id=f.major_id and f.minor_id =0 
--where d.name=‘要查询的表‘ --如果只查询指定表,加上此条件   
 
GO

（编辑：李大同）

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