【文件属性】：
文件名称：查询误删除数据表的存储过程
文件大小：1KB
文件格式：TXT
更新时间：2013-01-19 08:45:34
存储过程 误删除
第一步：新建存储过程
CREATE PROCEDURE PCreateDeleteTrigger
@tableName varchar(128)
AS
DECLARE @fields sysname,@sqlStr VARCHAR(2048),@log_tableName varchar(128)
SET @log_tableName = @tableName+'_DeleteLog'
SET @sqlStr = ''
SET @sqlStr ='select top 0 * into '+@log_tableName+' from '+@tableName
EXEC(@sqlStr)
SET @sqlStr =
'ALTER TABLE '+@log_tableName+' drop column id
ALTER TABLE '+@log_tableName+' add id int
ALTER TABLE '+@log_tableName+' ADD xid int NOT NULL IDENTITY (1, 1)
ALTER TABLE '+@log_tableName+' ADD OccurTime datetime NULL
'
EXEC(@sqlStr)
SET @sqlStr = '';
DECLARE getFields CURSOR FOR
SELECT name FROM syscolumns
WHERE (id IN (SELECT id FROM sysobjects
WHERE xtype = 'u' AND name = @tableName ))
and xtype not in (34,35,99)
ORDER BY colid
OPEN getFields
FETCH NEXT FROM getFields INTO @fields
WHILE @@fetch_status = 0
BEGIN
IF @@fetch_status = -2
CONTINUE
BEGIN TRANSACTION
SET @sqlStr = @sqlStr + CAST(@fields as nvarchar(128)) + ','
IF @@error = 0
BEGIN
COMMIT
END
ELSE
BEGIN
ROLLBACK
END
FETCH NEXT FROM getFields INTO @fields
END
DEALLOCATE getFields
SET @sqlStr ='insert into ' + @log_tableName +'(' + @sqlStr + 'OccurTime) ' + 'select ' + @sqlStr + 'getdate() as OccurTime from deleted'
SET @sqlStr =
'CREATE TRIGGER '+@tableName+'DeleteTrigger
ON '+@tableName+'
AFTER DELETE
AS
'+@sqlStr
EXEC(@sqlStr)
GO
第二步：执行存储过程 exec 存储过程名称 表名