转载的,希望能帮到你-- ======================================================--列出SQL SERVER 所有表，字段名，主键，类型，长度，小数位数等信息--在查询分析器里运行即可,可以生成一个表，导出到EXCEL中-- ======================================================SELECT (case when a.colorder=1 then d.name else '' end)表名, a.colorder 字段序号, a.name 字段名, (case when COLUMNPROPERTY( a.id,a.name,'IsIdentity')=1 then '√'else '' end) 标识, (case when (SELECT count(*) FROM sysobjects 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) 主键, b.name 类型, a.length 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) 允许空, isnull(e.text,'') 默认值, isnull(g.[value],'') AS 字段说明 FROM syscolumns a left join systypes b on a.xtype=b.xusertypeinner join sysobjects d on a.id=d.id and d.xtype='U' and d.name<>'dtproperties'left join syscomments eon a.cdefault=e.idleft join sysproperties gon a.id=g.id AND a.colid = g.smallid order by a.id,a.colorder
转载的,希望能帮到你列出SQL SERVER 所有表、字段定义，类型，长度，一个值等信息 并导出到Excel 中在查询分析器里运行：SET ANSI_NULLS OFF GOSET NOCOUNT ONGO SET LANGUAGE 'Simplified Chinese'goDECLARE @tbl nvarchar(200),@fld nvarchar(200),@sql nvarchar(4000),@maxlen int,@sample nvarchar(40) SELECT d.name TableName,a.name FieldName,b.name TypeName,a.length Length,a.isnullable IS_NULL INTO #tFROM syscolumns a, systypes b,sysobjects d WHERE a.xtype=b.xusertype and a.id=d.id and d.xtype='U' DECLARE read_cursor CURSORFOR SELECT TableName,FieldName FROM #t SELECT TOP 1 '_TableName ' TableName, 'FieldName ' FieldName,'TypeName ' TypeName, 'Length' Length,'IS_NULL' IS_NULL, 'MaxLenUsed' AS MaxLenUsed,'Sample Value ' Sample, 'Comment ' Comment INTO #tc FROM #t OPEN read_cursor FETCH NEXT FROM read_cursor INTO @tbl,@fldWHILE (@@fetch_status <> -1) --- failesBEGIN IF (@@fetch_status <> -2) -- Missing BEGIN SET @sql=N'SET @maxlen=(SELECT max(len(cast('+@fld+' as nvarchar))) FROM '+@tbl+')' --PRINT @sql EXEC SP_EXECUTESQL @sql,N'@maxlen int OUTPUT',@maxlen OUTPUT --print @maxlen SET @sql=N'SET @sample=(SELECT TOP 1 cast('+@fld+' as nvarchar) FROM '+@tbl+' WHERE len(cast('+@fld+' as nvarchar))='+convert(nvarchar(5),@maxlen)+')' EXEC SP_EXECUTESQL @sql,N'@sample varchar(30) OUTPUT',@sample OUTPUT --for quickly --SET @sql=N'SET @sample=convert(varchar(20),(SELECT TOP 1 '+@fld+' FROM '+ --@tbl+' order by 1 desc ))' PRINT @sql print @sample print @tbl EXEC SP_EXECUTESQL @sql,N'@sample nvarchar(30) OUTPUT',@sample OUTPUT INSERT INTO #tc SELECT *,ltrim(ISNULL(@maxlen,0)) as MaxLenUsed, convert(nchar(20),ltrim(ISNULL(@sample,' '))) as Sample,' ' Comment FROM #t where TableName=@tbl and FieldName=@fld END FETCH NEXT FROM read_cursor INTO @tbl,@fldEND CLOSE read_cursorDEALLOCATE read_cursorGO SET ANSI_NULLS ONGOSET NOCOUNT OFFGOselect count(*) from #tDROP TABLE #tGO select count(*)-1 from #tc select * into ##tx from #tc order by tablenameDROP TABLE #tc --select * from ##tx declare @db nvarchar(60),@sql nvarchar(3000)set @db=db_name()--请修改用户名和口令 导出到Excel 中set @sql='exec master.dbo.xp_cmdshell ''bcp ..dbo.##tx out c:\'+@db+'_exp.xls -w -C936 -Usa -Psa '''print @sqlexec(@sql)GODROP TABLE ##txGO
是不是先要做一个ACCESS摸版
我已经弄好了，就是IDENTITY(1,1)类型很讨厌
不过中可能会有一些地方要注意