SQL SERVER 2000/2005获取表结构
SQL SERVER 2000：SELECT表名=case when a.colorder=1 then d.name else '' end,表说明=case when a.colorder=1 then isnull(f.value,'') else '' end,字段序号=a.colorder,字段名=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,a.name,'PRECISION'),小数位数=isnull(COLUMNPROPERTY(a.id,a.name,'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.,'')FROM syscolumns aleft join systypes b on a.xusertype=b.xusertypeinner join sysobjects d on a.id=d.id and d.xtype='U' and d.name<>'dtproperties'left join syscomments e on a.cdefault=e.idleft join sysproperties g on a.id=g.id and a.colid=g.smallidleft join sysproperties f on d.id=f.id and f.smallid=0where d.name='DF_User' --在这里改为你的数据库名称order by a.id,a.colorder
SQL SERVER 2005：
SELECT 序 = a.colorder, 字段名 = a.name, 标识 = CASE COLUMNPROPERTY(a.id,a.name,'IsIdentity') WHEN 1 THEN '√' ELSE '' END, 主键 = CASE WHEN EXISTS ( SELECT * FROM sysobjects WHERE xtype='PK' AND name IN (SELECT FROM sysindexesWHERE id=a.id AND indid IN (SELECT indidFROM sysindexkeysWHERE id=a.id AND colid IN (SELECT colid FROM syscolumnsWHERE id=a.id AND name=a.name))))THEN '√' ELSE '' END, 类型 = b.name, 字节数 = a.length, 长度 = COLUMNPROPERTY(a.id,a.name,'Precision'), 小数 = CASE ISNULL(COLUMNPROPERTY(a.id,a.name,'Scale'),0) WHEN 0 THEN '' ELSE CAST(COLUMNPROPERTY(a.id,a.name,'Scale') AS VARCHAR) END, 允许空 = CASE a.isnullable WHEN 1 THEN '√' ELSE '' END, 默认值 = ISNULL(d.,''), 说明 = ISNULL(e.,'') FROM syscolumns a LEFT JOIN systypes b ON a.xtype=b.xusertype INNER JOIN sysobjects c ON a.id=c.id AND c.xtype='U' AND c.name<>'dtproperties' LEFTJOIN syscomments d ON a.cdefault=d.id LEFTJOIN sys.extended_properties e ON a.id=e.major_id AND a.colid=e.minor_id WHERE c.name='DifficultLevel'--在这里改为你的数据库名称ORDER BY c.name, a.colorder
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