=0)BEGINSELECT@STRING='DROPPROCEDURE'+NAMEFROMSYSOBJECTSWHERETYPE='P'ANDSTATUS>=0--SELECT@STRINGE" />

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刪除用戶表 存儲過程 索引..

系統 1631 0
      
-- 刪除表
exec sp_msforeachtable ' drop table ? '
-- - 刪除存儲過程
DECLARE @STRING VARCHAR ( 8000 )
WHILE EXISTS ( SELECT NAME FROM SYSOBJECTS WHERE TYPE = ' P ' AND STATUS >= 0 )
BEGIN
SELECT @STRING = ' DROP PROCEDURE ' + NAME FROM SYSOBJECTS WHERE TYPE = ' P ' AND STATUS >= 0
-- SELECT @STRING
EXEC ( @STRING )
END

GO

-- 默認值或 DEFAULT 約束
DECLARE @STRING VARCHAR ( 8000 )
WHILE EXISTS ( SELECT NAME FROM SYSOBJECTS WHERE XTYPE = ' D ' )
BEGIN
SELECT @STRING = ' ALTER TABLE ' + B.NAME + ' DROP CONSTRAINT ' + A.NAME
FROM ( SELECT PARENT_OBJ,NAME FROM SYSOBJECTS WHERE XTYPE = ' D ' ) A,
(
SELECT ID,NAME FROM SYSOBJECTS WHERE OBJECTPROPERTY (ID, N ' ISUSERTABLE ' ) = 1 ) B
WHERE A.PARENT_OBJ = B.ID
EXEC ( @STRING )
END

GO

-- UNIQUE 約束
DECLARE @STRING VARCHAR ( 8000 )
WHILE EXISTS ( SELECT NAME FROM SYSOBJECTS WHERE XTYPE = ' UQ ' )
BEGIN
SELECT @STRING = ' ALTER TABLE ' + B.NAME + ' DROP CONSTRAINT ' + A.NAME
FROM ( SELECT PARENT_OBJ,NAME FROM SYSOBJECTS WHERE XTYPE = ' UQ ' ) A,
(
SELECT ID,NAME FROM SYSOBJECTS WHERE OBJECTPROPERTY (ID, N ' ISUSERTABLE ' ) = 1 ) B
WHERE A.PARENT_OBJ = B.ID
EXEC ( @STRING )
END

GO

-- FOREIGN KEY 約束
DECLARE @STRING VARCHAR ( 8000 )
WHILE EXISTS ( SELECT NAME FROM SYSOBJECTS WHERE TYPE = ' F ' )
BEGIN
SELECT @STRING = ' ALTER TABLE ' + B.NAME + ' DROP CONSTRAINT ' + A.NAME
FROM ( SELECT PARENT_OBJ,NAME FROM SYSOBJECTS WHERE TYPE = ' F ' ) A,
(
SELECT ID,NAME FROM SYSOBJECTS WHERE OBJECTPROPERTY (ID, N ' ISUSERTABLE ' ) = 1 ) B
WHERE A.PARENT_OBJ = B.ID
EXEC ( @STRING )
END

GO

-- PRIMARY KEY 約束
DECLARE @STRING VARCHAR ( 8000 )
WHILE EXISTS ( SELECT NAME FROM SYSOBJECTS WHERE XTYPE = ' PK ' )
BEGIN
SELECT @STRING = ' ALTER TABLE ' + B.NAME + ' DROP CONSTRAINT ' + A.NAME
FROM ( SELECT PARENT_OBJ,NAME FROM SYSOBJECTS WHERE XTYPE = ' PK ' ) A,
(
SELECT ID,NAME FROM SYSOBJECTS WHERE OBJECTPROPERTY (ID, N ' ISUSERTABLE ' ) = 1 ) B
WHERE A.PARENT_OBJ = B.ID
EXEC ( @STRING )
END

GO

-- 觸發器
DECLARE @STRING VARCHAR ( 8000 )
WHILE EXISTS ( SELECT NAME FROM SYSOBJECTS WHERE XTYPE = ' TR ' )
BEGIN
SELECT @STRING = ' DROP TRIGGER ' + NAME FROM SYSOBJECTS WHERE XTYPE = ' TR '
EXEC ( @STRING )
END

GO



-- 索引
declare @string varchar ( 8000 )
while exists (
select TABLE_NAME = o.name,INDEX_NAME = x.name
from sysobjects o, sysindexes x, syscolumns c, sysindexkeys xk
where o.type in ( ' U ' )
and convert ( bit ,(x.status & 0x800 ) / 0x800 ) = 0
and x.id = o.id
and o.id = c.id
and o.id = xk.id
and x.indid = xk.indid
and c.colid = xk.colid
and xk.keyno <= x.keycnt
and permissions (o.id, c.name) <> 0
and (x.status & 32 ) = 0 -- No hypothetical indexes
group by o.name,x.name)
begin
select top 1 @string = ' drop index ' + o.name + ' . ' + x.name
from sysobjects o, sysindexes x, syscolumns c, sysindexkeys xk
where o.type in ( ' U ' )
and convert ( bit ,(x.status & 0x800 ) / 0x800 ) = 0
and x.id = o.id
and o.id = c.id
and o.id = xk.id
and x.indid = xk.indid
and c.colid = xk.colid
and xk.keyno <= x.keycnt
and permissions (o.id, c.name) <> 0
and (x.status & 32 ) = 0 -- No hypothetical indexes
group by o.name,x.name
exec ( @string )
end
GO

刪除用戶表 存儲過程 索引..


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