IF EXISTS (SELECT * FROM SYSOBJECTS WHERE NAME='#temp')DROP TABLE #tempGOSELECT ID,XM,ADDDWINTO #tempFROM CKZDGOSELECT * #tempDROP TABLE #temp临时表用完就要删因为你那个判断临时表是否存在的语句不正确，应该这样写IF EXISTS (select object_id('Tempdb..#temp'))DROP TABLE #tempGO
We need to check if the temp table exists within the TempDB database and if it does, we need to drop it.[cc lang=”sql”] IF OBJECT_ID(N’tempdb..#Temp’) IS NOT NULL BEGIN DROP TABLE #Temp END [/cc]To replicate this, let’s run the following command in the same window ...
SQL Server 是一种关系型数据库管理系统,广泛用于存储和管理数据。在 SQL Server 中,IF条件和WHERE子句是两个常用的查询构造。 IF 条件:用于在 T-SQL 脚本中进行条件判断,根据条件的真假执行不同的代码块。 WHERE 子句:用于筛选查询结果,只返回满足特定条件的记录。
IF OBJECT_ID('tempDB..#myTempName','U') IS NOT NULL drop table #myTempName--Brad (My Blog)Tuesday, November 3, 2015 11:23 AM | 3 votesIf you install SQL Server 2016 you can use DROP TABLE IF EXISTS namehttp://blogs.msdn.com/b/sqlserverstorageengine/archive/2015/11/03/drop-if...
建表SQL--建表CREATE TABLE`sys_user` (`id`int(11) NOT NULLAUTO_INCREMENT,`v_name`varchar(20) DEFAULT '' COMMENT '姓名',`age`int(10) unsigned NOT NULL DEFAULT '0' COMMENT '年龄',`pos`varchar(20) NOT NULL DEFAUL sqlserver 判断索引是否存在 ...
Check for NULL and empty string using SQL check for two spaces in a field and remove one check if column exist in temp table in sql Check if record exists in mssql database c# code Check If Records Exist Before Insert Or Update check if select statement returns null value checking if ...
SqlServer的Merge语句 CREATE TABLE #TEMP(Id INT,Name NVARCHAR(100)); MERGE INTO Student T USING #TEMP S ON T.Id=S.Id WHEN MATCHED THEN UPDATE SET Name=S.Name WHEN NOT MATCH ... SqlServer 转载 mob604756eccc76 2021-07-27 14:22:00 138阅读 2评论 常用sqlserver 语句命令 常用...
drop table if exists tempMix4; # at 1362 #110522 19:22:37 server id 2 log_pos 1362 Query thread_id=174211 exec_time=0 error_code=0 SET TIMESTAMP=1306084957; create table if not exists tempMix4(data LONGBLOB); # at 1448 #110522 19:22:55 server id 2 log_pos 1448 User_...
Description:CREATE TABLE IF NOT EXISTS LIKE a-temporary-table truncates the "IF NOT EXISTS".How to repeat:set @@global.binlog_format=row; CREATE TEMPORARY TABLE tt1 (a int); CREATE TABLE t1 like tt1; SHOW BINLOG EVENTS; => ... Query | 2 | 780 | use `test`; CREATE TABLE `t1...
() BEGIN CREATE TABLE IF NOT EXISTS zeus_tmp.tmpPro_inventory_cost LIKE zeus.inventory_cost; DELETE FROM zeus_tmp.tmpPro_inventory_cost; CREATE TABLE IF NOT EXISTS zeus_tmp.tmpDistinct_inventory_cost( `org_id` DOUBLE , `warehouse_id` DOUBLE , `item_id` DOUBLE ); DELETE FROM zeus_tmp...