The ROLLBACK statement can be used to end a unit of recovery and back out all the relational database changes that were made by that unit of recovery. If relational databases are the only recoverable resources used by the application process, ROLLBACK al
In the case where one of the queries in a group of queries executed by a transaction fails, all the previously executed queries are rollbacked. Transactions in the SQL server are rollbacked automatically. However, with the rollback SQL statement, you can manually rollback a transaction based ...
This Oracle tutorial explains how to use the Oracle ROLLBACK statement with syntax and examples. In Oracle, the ROLLBACK statement is used to undo the work performed by the current transaction or a transaction that is in doubt.
ROLLBACK | TiDB SQL Statement Reference An overview of the usage of ROLLBACK for the TiDB database. /docs/dev/sql-statements/sql-statement-rollback/ /docs/dev/reference/sql/statements/rollback/ROLLBACKThis statement reverts all changes in the current transaction inside of TID...
The `ROLLBACK` statement in MySQL is used to undo transactions that have not yet been committed to the database. It allows you to revert the database to the last committed state, ensuring data integrity in case of errors or unintended changes. ...
Remove rows from the table with the DELETE statement. Note: You must grant the SELECT privilege on the table along with the DELETE privilege if the table is on a remote database. DEBUG Access, through a debugger: PL/SQL code in the body of any triggers defined on the table Informatio...
6. Using the SAVEPOINT Statement We may not always want to roll back an entire transaction. SAVEPOINT is an SQL statement that creates a savepoint for a group of SQL statements within a transaction. A savepoint acts as a transaction marker. ...
SQL Statements: DROP SEQUENCE to ROLLBACK, 14 of 20 Use theINSERTstatement to add rows to a table, a view's base table, a partition of a partitioned table or a subpartition of a composite-partitioned table, or an object table or an object view's base table. ...
By default, connection to the MySQL server begins withautocommitmode enabled, which automatically commits every SQL statement as you execute it. This mode of operation might be unfamiliar if you have experience with other database systems, where it is standard practice to issue a sequence ofDMLst...
// 执行SQL PreparedStatement ps = conn.prepareStatement("insert into user (id, name) ...