bl smallint) IF @@ERROR<>0 RETURN @@ERROR insert into #tmp_lock_who(spid,bl) select 0 ,blocked from (select * from sysprocesses where blocked>0 ) a where not exists(select * from (select * from sysprocesses where blocked>0 ) b where a.blocked=spid) union select spid,blocked from ...
在SQLServer,触发器,插入、更新、删除状态: CREATE TRIGGER t_inms_alarms ON[PHS].[dbo].[AlarmCurrent]FORINSERT,DELETE AS DECLARE @rowsintSELECT@rows=@@rowcountIF@rows=0return--如果表是插入,则同步更新AlarmsMiddleTblIFEXISTS(SELECT1FROMinserted)ANDNOTEXISTS(SELECT1FROMdeleted)BEGIN INSERT INTO[PHS]...
IF @@ERROR <> 0 BEGIN -- Return 99 to the calling program to indicate failure.PRINT N'An error occurred deleting the candidate information.';RETURN 99;END ELSE BEGIN -- Return 0 to the calling program to indicate success.PRINT N'The job candidate has been deleted.';RETURN 0...
3️⃣ 对教师表T的salary字段做了任何修改或插入新行,则将该操作痕迹作为一条记录插入到sal_log表中 gocreate trigger tr_sal_logon Tfor insert,updateasif update(salary)beginif(select count(*) from deleted) <> 0begininsert into sal_log(type,tno,oldsal,newsal)select 'update',t.tno,d.salar...
BEGINTRANSACTION –事务回滚开始 –检查报错 IF(@@ERROR0)BEGIN--回滚操作ROLLBACKTRANSACTIONRAISERROR('删除工作报告错误',16,3)RETURNEND –结束事务COMMITTRANSACTION 发表于:
=await_repository.ExecuteTransactionAsync(asynctrans => {varretval = (awaittrans.InsertAsync(entity)) >0;if(input.Action.EqualIgnoreCase(UnitAction.InDryBox)) code =await_unitInfoService.InDryBoxAsync(dryBoxInput);elsecode =await_unitInfoService.OutDryBoxAsync(dryBoxInput);returncode == Error...
IF 1=1 SELECT'true' ELSE SELECT 'false'; SELECT CASE WHEN 1=1 THEN true ELSE false END; 时间注入 WAITFOR DELAY 'time_to_pass'; WAITFOR TIME 'time_to_execute'; IF 1=1 WAITFOR DELAY '0:0:5' ELSE WAITFORDELAY '0:0:0'; 执行命令 EXEC master.dbo.xp_cmdshell 'cmd'; mssql 2005默...
(async trans => { var retval = (await trans.InsertAsync(entity)) > 0; if (input.Action.EqualIgnoreCase(UnitAction.InDryBox)) code = await _unitInfoService.InDryBoxAsync(dryBoxInput); else code = await _unitInfoService.OutDryBoxAsync(dryBoxInput); return code == ErrorCode.Successful &&...
USE AdventureWorks2012; GO UPDATE HumanResources.Employee SET JobTitle = N'Executive' WHERE NationalIDNumber = 123456789 IF @@ROWCOUNT = 0 PRINT 'Warning: No rows were updated'; GO 返回上一语句受影响的行数!和@ERROR一样的特性,在每一条语句执行后都将被重置,如果将来使用需要将变量保存到局部变量...
if @@error<>0 begin print '删除失败' rollback transaction end else begin print '删除成功' end go delete from BookInfo where BookId=1 --oracle中: --创建触发器 create or replace trigger tri_test before insert or update or delete