获取SqlServer2005表结构(字段,主键,外键,递增,描述)
1.获取表的基本字段属性
2.如果还想要获取字段的描述信息则
3.单独查询表的递增字段
4.获取表的主外键
运行效果
--
获取sqlServer中表结构
SELECT syscolumns.name,systypes.name,syscolumns.isnullable,
syscolumns.length
FROM syscolumns, systypes
WHERE syscolumns.xusertype = systypes.xusertype
AND syscolumns.id = object_id ( ' 你的表名 ' )
运行效果
SELECT syscolumns.name,systypes.name,syscolumns.isnullable,
syscolumns.length
FROM syscolumns, systypes
WHERE syscolumns.xusertype = systypes.xusertype
AND syscolumns.id = object_id ( ' 你的表名 ' )
2.如果还想要获取字段的描述信息则
获取sqlServer中表结构 主键,及描述
declare
@table_name
as
varchar
(
max
)
set @table_name '
select sys.columns.name, sys.types.name, sys.columns.max_length, sys.columns.is_nullable,
( select count ( * ) from sys.identity_columns where sys.identity_columns. object_id = sys.columns. and sys.columns.column_id = sys.identity_columns.column_id) as is_identity ,
( select value from sys.extended_properties where sys.extended_properties.major_id and sys.extended_properties.minor_id = sys.columns.column_id) as description
from sys.columns, sys.tables, sys.types where sys.columns. = sys.tables. and sys.columns.system_type_id = sys.types.system_type_id and sys.tables.name = order by sys.columns.column_id
运行
效果
set @table_name '
select sys.columns.name, sys.types.name, sys.columns.max_length, sys.columns.is_nullable,
( select count ( * ) from sys.identity_columns where sys.identity_columns. object_id = sys.columns. and sys.columns.column_id = sys.identity_columns.column_id) as is_identity ,
( select value from sys.extended_properties where sys.extended_properties.major_id and sys.extended_properties.minor_id = sys.columns.column_id) as description
from sys.columns, sys.tables, sys.types where sys.columns. = sys.tables. and sys.columns.system_type_id = sys.types.system_type_id and sys.tables.name = order by sys.columns.column_id
3.单独查询表的递增字段
单独查询表递增字段
[
name
]
from
syscolumns
where
id = object_id (N ' ) and COLUMNPROPERTY (id,name, IsIdentity ' ) = 1
运行效果
id = object_id (N ' ) and COLUMNPROPERTY (id,name, IsIdentity ' ) = 1
4.获取表的主外键
运行效果
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