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...
syntaxsql ROLLBACK{TRAN|TRANSACTION} [ ; ] 参数 transaction_name 分配给事务BEGIN TRANSACTION的名称。 transaction_name 必须符合标识符规则,但只使用事务名称的前 32 个字符。 嵌套事务时,transaction_name必须是最BEGIN TRANSACTION外部语句的名称。即使 SQL Server 实例不区分大小写,transaction_name也始终区分大小...
Transact-SQL 語法慣例 語法 syntaxsql 複製 ROLLBACK [ WORK ] [ ; ] 備註 這個陳述式的功能與 ROLLBACK TRANSACTION 相同,不過 ROLLBACK TRANSACTION 接受使用者自訂的交易名稱。 不論是否指定了選擇性的 WORK 關鍵字,這個 ROLLBACK 語法與 ISO 相容。 當建立巢狀交易時,ROLLBACK WORK 一律會回復到最外層...
СинтаксисДЛЯ SQL Server иБазаданных SQL Azure.syntaxsql Көшіру ROLLBACK { TRAN | TRANSACTION } [ transaction_name | @tran_name_variable | savepoint_name | @savepoint_variable ] [ ; ] Синтаксисдляхранилищаданных ...
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) - (...
In this syntax, `ROLLBACK` simply reverts all operations performed in the current transaction. Note that `ROLLBACK` is only applicable in storage engines that support transactions, such as InnoDB, and is not applicable in non-transactional storage engines like MyISAM. ...
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...
In MariaDB one can also use a simplified syntax: AI检测代码解析 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, ...
Syntax grant::= Text description of grant (grant_system_privileges::=, grant_object_privileges::=) grant_system_privileges::= Text description of grant_system_privileges (grantee_clause::=) grant_object_privileges::= Text description of grant_object_privileges (on_object_clause::=, grantee_...
"Syntax for Schema Objects and Parts in SQL Statements"for information on referring to database links subquery_restriction_clause Use thesubquery_restriction_clauseto restrict the subquery in one of the following ways: WITHREADONLYspecifies that the subquery cannot be updated. ...