COMMIT is an SQL statement that makes changes permanent and ends a user-managed transaction. Furthermore, when a change is made permanent, it becomes visible in all user sessions. COMMIT’s syntax with optional sub-clauses in square brackets is: COMMIT [WORK] [AND [NO] CHAIN] [[NO] RELE...
`ROLLBACK` only if the resulting stock becomes negative, ensuring logical data consistency. Note that MySQL's procedural constructs like `IF... THEN... END IF` require handlers or stored procedures/functions, which might not be directly executable in a standard SQL script without additional ...
Transact-SQL Syntax Conventions (Transact-SQL) Tutorial: Writing Transact-SQL Statements + (Add) (Transact-SQL) + (Unary Plus) (Transact-SQL) + (String Concatenation) (Transact-SQL) += (Add EQUALS) (Transact-SQL) += (String Concatenation) (Transact-SQL) - (Negative) (Transact-SQL) - (...
СинтаксисДЛЯ SQL Server иБазаданных SQL Azure.syntaxsql Көшіру ROLLBACK { TRAN | TRANSACTION } [ transaction_name | @tran_name_variable | savepoint_name | @savepoint_variable ] [ ; ] Синтаксисдляхранилищаданных ...
Syntax for SQL Server and Azure SQL Database. syntaxsql ROLLBACK{TRAN|TRANSACTION} [transaction_name| @tran_name_variable|savepoint_name| @savepoint_variable] [ ; ] Syntax for Synapse Data Warehouse in Microsoft Fabric, Azure Synapse Analytics, and Parallel Data Warehouse Database. ...
回滚SQL语句用于在MS SQL Server中手动回滚事务。 Transactions in SQL Server are used to execute a set of SQL statements in a group. With transactions, either all the statements in a group execute or none of the statements execute. SQL Server中的事务用于在一个组中执行一组SQL语句。 使用事务时...
Issue a SQL flashback query on any table, view, or materialized view in any schema. (This privilege is not needed to execute the DBMS_FLASHBACK procedures.) OPERATORS: CREATE OPERATOR Create an operator and its bindings in the grantee's schema CREATE ANY OPERATOR Create an operator and ...
In MariaDB one can also use a simplified syntax: CREATE TABLE t ( x INT ) WITH SYSTEM VERSIONING; 1. 2. In the latter case no extra columns will be created and they won't clutter the output of, say,SELECT * FROM t. The versioning information will still be stored, and it can be...
In TiDB, it is recommended to instead use the mysql_close() functionality of your client driver. TiDB parses but ignores the syntax ROLLBACK AND [NO] CHAIN. This functionality is used in MySQL to immediately start a new transaction with the same isolation level while the ...
BEGINandBEGIN WORKare supported as aliases ofSTART TRANSACTIONfor initiating a transaction.START TRANSACTIONis standard SQL syntax and is the recommended way to start an ad-hoc transaction. TheBEGINstatement differs from the use of theBEGINkeyword that starts aBEGIN... ENDcompound statement. The lat...