This means, that you need to be very careful when using the command (actually be careful with DELETE as well!). Though you are able to rollback a TRUNCATE command in SQL Server, you can not do the same in Oracle. The TRUNCATE command is simple yet extremely dangerous. Here is an exam...
SQL Tutorial - 53- The TRUNCATE TABLE Command叫我萍子就好 立即播放 打开App,流畅又高清100+个相关视频 更多233 -- 5:52 App SQL Tutorial - 3- MySQL Workbench and Command Line Client 38 -- 5:30 App SQL Tutorial - 55- The ALTER TABLE Command 6 -- 3:22 App SQL Tutorial - 14- The...
F5执行,如图: 参考:http://blog.sqlauthority.com/2010/03/04/sql-server-rollback-truncate-command-in-transaction/ --EOF-- Author:兴百放 Web:http://xbf321.cnblogs.com/ Time:2010.3.12
always return "dbo" when run "select current_user" command as a windows account An error occurred during the execution of xp_cmdshell. A call to 'CreateProcessAsUser' failed with error code: '1314' Are SQL login passwords sent in clear text??? assign role of SQLAgentOperatorRole Audit fi...
// command: // SELECT * FROM USER_CONSTRAINTS WHERE TABLE_NAME = "tabnam"; 比较清楚地说明了问题,以及解决方法:可以在执行前,先禁用外键约束,执行truncate后再恢复外键约束。 4. 禁用外键约束,删除后执行恢复操作 看到外键约束名称:FK_TBL_B_A: ...
SQL> delete from mytest; --删除表的所有数据,这个过程太长了,涉及到回滚数据的创建,库也不是我一个人在折腾 12522708 rows deleted Executed in 903.031 seconds SQL> commit; --提交变更 Commit complete Executed in 0 seconds SQL> select count(*) from mytest; --表已经空了,但没有想象中快速完成查...
SQL Delete StatementThe DELETE Statement is used to delete rows from a table.Syntax of a SQL DELETE StatementDELETE FROM table_name [WHERE condition]; table_name -- the table name which has to be updated.NOTE: The WHERE clause in the sql delete command is optional and it identifies the ...
RESTRICT (default): refuses to truncate if any of the tables have foreign-key references from tables that are not listed in the command. partition_name Indicates the partition in the target partition table. Value range: An existing partition name. partition_value Specifies the value of the ...
Pl/SQL Truncate Table You should consider about using Truncate table statement in your Pl/SQL code. Truncate table have better performance but you cannot rollback data after truncate. Truncate table can be executed in combination with EXECUTE IMMEDIATE command in Pl/SQL code....
When we run the DELETE command, the SQL Server invokes the DELETE triggers. I have created a trigger namedtrgdeleteStudentontblStudent. When we execute a DELETE statement on thetblstudenttable, the trigger inserts a record in atblDeletedStudenttable. ...