When you use the "(+)" syntax in the WHERE clause of a subquery in an UPDATE or DELETE operation, you must specify two tables in the FROM clause of the subquery. Oracle ignores the outer join syntax unless there
The SAVEPOINT statement marks a savepoint during a transaction, allowing you to roll back the transaction to that savepoint. Savepoints are optional and you can mark multiple savepoints within a transaction. Mark a savepoint After a transaction is started, you can use the following syntax to mark...
In case a transaction fails at the time of COMMIT and the state of the transaction is not known, at that time COMMENT text in the PL/SQL code is stored in a data dictionary along with the id of the transaction. Syntax for transaction COMMIT: COMMIT; Let us consider a table named TEACH...
butInnoDBdoesnotrelease the row locks that were stored in memory after the savepoint. (For a new inserted row, the lock information is carried by the transaction ID stored in the row; the lock is not separately stored in memory. In this case, the row lock is released in the undo.) Sa...
前几天帮同事解决一个案例,在主从复制环境下,从库上的MySQL版本号是5.5.5,遇到下面的错误: #其他非相关信息我都隐藏掉了 [(yejr@imysql.com)]> show slave status \G; Slave_IO_Running: Yes Slave_SQL_Running: No Last_Errno: 1064 Last_Error: Error 'You have an error in your SQL syntax; che...
用于Nginx jar/ -- dlink application模式提交sql用到的jar lib/ -- 内部组件 |- dlink-client-1.13.jar -- 必需 |- dlink-connector-jdbc.jar |- dlink-function.jar |- dlink-metadata-clickhouse.jar |- dlink-metadata-mysql.jar |- dlink-metadata-oracle.jar |- dlink-metadata-postgresql.jar...
'Incorrect syntax near' error while executing dynamic sql 'INSERT EXEC' within a function did not work 'Sort' in exuction plan is showing more than 90 % cost, what to do? 'TRY_CONVERT' is not a recognized built-in function name 'VARCHAR' is not a recognized built-in function name. ...
forked fromDataLinkDC/Dinky 确定同步? 同步操作将从DataLinkDC/Dinky强制同步,此操作会覆盖自 Fork 仓库以来所做的任何修改,且无法恢复!!! 确定后同步将在后台操作,完成时将刷新页面,请耐心等待。 删除在远程仓库中不存在的分支和标签 同步Wiki(当前仓库的 wiki 将会被覆盖!) ...
Syntax set_role::= Text description of set_role Keywords and Parameters role Specify a role to be enabled for the current session. Any roles not listed and not already enabled are disabled for the current session. In the IDENTIFIED BY password clause, specify the password for a role. If th...
You must already have been granted the roles that you name in the SET ROLE statement. Syntax set_role::= Text description of set_role Keywords and Parameters role Specify a role to be enabled for the current session. Any roles not listed and not already enabled are disabled for the ...