SQl
-- ======================================================
--列出SQL SERVER 一个表的字段名,主键,类型,长度,小数位数等信息
-- ======================================================
SELECT
(case when a.colorder=1 then d.name else '' end)TableName,--表名
a.colorder 字段序号,
a.name FieldName,--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) MainKey,--主键
b.name FieldType,--类型
a.length 占用字节数,
COLUMNPROPERTY(a.id,a.name,'PRECISION') as Length,--长度
isnull(COLUMNPROPERTY(a.id,a.name,'Scale'),0) as 小数位数,
(case when a.isnullable=1 then '√'else '' end) ISNUL,--允许空
isnull(e.text,'') DefaultValue,--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'-- and d.name =:TableName
left join syscomments e
on a.cdefault=e.id
left join sysproperties g
on a.id=g.id AND a.colid = g.smallid
order by a.id,a.colorder
--列出SQL SERVER 一个表的字段名,主键,类型,长度,小数位数等信息
-- ======================================================
SELECT
(case when a.colorder=1 then d.name else '' end)TableName,--表名
a.colorder 字段序号,
a.name FieldName,--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) MainKey,--主键
b.name FieldType,--类型
a.length 占用字节数,
COLUMNPROPERTY(a.id,a.name,'PRECISION') as Length,--长度
isnull(COLUMNPROPERTY(a.id,a.name,'Scale'),0) as 小数位数,
(case when a.isnullable=1 then '√'else '' end) ISNUL,--允许空
isnull(e.text,'') DefaultValue,--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'-- and d.name =:TableName
left join syscomments e
on a.cdefault=e.id
left join sysproperties g
on a.id=g.id AND a.colid = g.smallid
order by a.id,a.colorder