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truncate table tablename
DBCC CHECKIDENT(tablename,RESEED,1)
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if exists(select name from sysobjects where name='tablename' and type='u')
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if exists(select * from sys.columns,sys.tables
where sys.columns.object_id = sys.tables.object_id
and sys.tables.name='tablename' and sys.columns.[name]='columnname')
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--È¡Êý¾Ý¿âÖбíµÄ¼¯ºÏ
select * from sysobjects where xtype='u' order by name
--È¡±íÖÐ×ֶεÄһЩ»ù±¾ÐÅÏ¢
select
sys.columns.name, --×Ö¶ÎÃû
sys.types.name as typename, --×Ö¶ÎÀàÐÍ
sys.columns.max_length, --×ֶ㤶È
sys.columns.is_nullable, --ÊÇ·ñ¿É¿Õ
(select
count(*)
from
sys.identity_columns
where
sys.identity_columns.object_id = sys.columns.object_id
and
sys.columns.column_id = sys.identity_columns.column_id
) as is_identity ,--ÊÇ·ñ×ÔÔö
(select
value
from
sys.extended_properties
where
sys.extended_properties.major_id = sys.columns.object_id
and
sys.extended_properties.minor_id = sys.columns.column_id
) as description --×¢ÊÍ
from
sys.columns, sys.tables, sys.types
where
sys.columns.object_id = sys.tables.object_id
and
sys.columns.system_type_id=sys.types.system_type_id
and
sys.tables.name='tablename'
order by sys.columns.column_id
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create procedure procname
as
begin tran
--Ö´ÐÐsqlÓï¾ä
if @@ERROR!=0
begin
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