publicvoiddeleteRow() 例外 SQLServerException 备注 此deleteRow 方法是由 java.sql.ResultSet 接口中的 deleteRow 方法指定的。 游标位于插入行时,无法调用此方法。 使用键集游标时,此方法在结果集中留下间隙。 可以使用rowDeleted方法来测试是否有此间隙。 结果集中的行的行号不变。
Now the situation is that the duplicate row is in the local temporary table. All we need to now is to delete records from main table customers1 as per matching custid of the local temporary table. Delete from customers1 where custid in (select Custid from #Temp_customers1) Will the above...
mysql> INSERT INTO Transaction_table VALUES(4); # 添加第四条数据 Query OK, 1 row affected (0.00 sec) mysql> SAVEPOINT start_02; # 创建第二个占位符(保存点名为start_02) Query OK, 0 rows affected (0.00 sec) mysql> INSERT INTO Transaction_table VALUES(5); # 添加第五条数据 Query OK, ...
1.后触发器 (AFTER,FOR)先执行对应语句,后执行触发器中的语句 2.前触发器 并没有真正的执行触发语句(insert,update,delete),而是执行触发后的语句 3.行级触发器 (FOR EACH ROW) 在SQL server 中不存在 商品号为1的库存量: 1.后触发器(实现不同表之间的约束) --实现在销售量不大于库存量时,每卖出n件...
大家都知道SQL Server触发器分为DDL、DML和登录触发器。其中DML触发器对于一个表来说,又可分为Insert、Update、Delete三种触发器。也许触发器的功能作用大家都清楚了,可是大家知道当批量Update或者批量Delete数据的时候,触发器如何工作吗?在这种情况下,触发器不是逐条触发的(也就是说不是删除一条记录的同时,触发器开...
有关详细信息,请参阅 TOP (Transact-SQL)。FROM 一个可选关键字,可用在 DELETE 关键字与目标 table_or_view_name 或 rowset_function_limited 之间 。table_alias 在表示要从中删除行的表或视图的 FROM table_source 子句中指定的别名。server_name 适用于:SQL Server 2008 (10.0.x) 及更高版本。
Specify the TABLOCK hint in the DELETE statement. Using the TABLOCK hint causes the delete operation to take an IX lock on the object instead of a row or page lock. This allows the pages to be deallocated. For more information about the TABLOCK hint, see Table Hints (Transact-SQL). ...
Learn more about the Microsoft.ReportingServices.QueryDesigners.DiskDataStorage.DeleteRow in the Microsoft.ReportingServices.QueryDesigners namespace.
Deletes rows from a conflict table or theMSmerge_conflicts_infotable. This stored procedure is executed at the computer where the conflict table is stored, in any database. Transact-SQL syntax conventions Syntax syntaxsql sp_deletemergeconflictrow[ [ @conflict_table= ]N'conflict_t...
mysql tables in use 1, locked 1 LOCK WAIT 32 lock struct(s), heap size 3520, 3342 row lock(s), undo log entries 6601 MySQL thread id 688878, OS thread handle 140313170929408, query id 46108164 10.80.18.12 aetes_dev updating DELETE FROM `UserExpirationItem_p04` WHERE (id IN (188838, ...