數據字典,簡單講就是表的字段名,字段類型等一些屬性
SELECT
表名=case when a.colorder=1 then d.name else '' end,
表描述=case when a.colorder=1 then isnull(f.value,'') else '' end,
字段序號=a.colorder,
字段名=a.name,
是否為空=case when COLUMNPROPERTY( a.id,a.name,'IsIdentity')=1 then '√'else '' end,
主鍵=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,
類型=b.name,
占用字節=a.length,
長度=COLUMNPROPERTY(a.id,a.name,'PRECISION'),
小位=isnull(COLUMNPROPERTY(a.id,a.name,'Scale'),0),
允許空=case when a.isnullable=1 then '√'else '' end,
默認值=isnull(e.text,''),
字段說明=isnull(g.[value],'')
---INto Admin_find
FROM syscolumns a
inner join sysobjects d on a.id=d.id
left join systypes b on a.xtype=b.xusertype
left join syscomments e on a.cdefault=e.id
left join sysproperties g on a.id=g.id and a.colid=g.smallid
left join sysproperties f on d.id=f.id and f.smallid=0
where d.xtype='U' and d.name<>'dtproperties'
--where d.name='要查的表' --如果只查?指定表,加上此件
order by a.id,a.colorder
SELECT
表名=case when a.colorder=1 then d.name else '' end,
表描述=case when a.colorder=1 then isnull(f.value,'') else '' end,
字段序號=a.colorder,
字段名=a.name,
是否為空=case when COLUMNPROPERTY( a.id,a.name,'IsIdentity')=1 then '√'else '' end,
主鍵=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,
類型=b.name,
占用字節=a.length,
長度=COLUMNPROPERTY(a.id,a.name,'PRECISION'),
小位=isnull(COLUMNPROPERTY(a.id,a.name,'Scale'),0),
允許空=case when a.isnullable=1 then '√'else '' end,
默認值=isnull(e.text,''),
字段說明=isnull(g.[value],'')
---INto Admin_find
FROM syscolumns a
inner join sysobjects d on a.id=d.id
left join systypes b on a.xtype=b.xusertype
left join syscomments e on a.cdefault=e.id
left join sysproperties g on a.id=g.id and a.colid=g.smallid
left join sysproperties f on d.id=f.id and f.smallid=0
where d.xtype='U' and d.name<>'dtproperties'
--where d.name='要查的表' --如果只查?指定表,加上此件
order by a.id,a.colorder
解决方案 »
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