Mysql的事务只有使用了 Innodb 数据库引擎的数据库或表才支持事务,它只能用在Procedur,Function与Tigger不能使用事务,而它只管理Insert/update/delete操作, 事务特性: Atomicity(原子性):一组事务,要么成功;要么撤回。 Consistency(稳定性):有非法数据(外键约束之类),事务撤回。 Isolation(隔离性):事务独立运行。
i am a newbie in this field. i have some question releated to sql server. please help me to solve it. # What is Difference between Function and Stored Procedure? # What is sub-query & properties of sub-query? # What are primary keys and foreign keys? # What is User Defined ...
--SOUNDEX函数可用来查找声音相似的字符串但SOUNDEX函数对数字和汉字均只返回0 值 DIFFERENCE() --函数返回由SOUNDEX 函数返回的两个字符表达式的值的差异 --0 两个SOUNDEX 函数返回值的第一个字符不同 --1 两个SOUNDEX 函数返回值的第一个字符相同 --2 两个SOUNDEX 函数返回值的第一二个字符相同 --3 两个S...
The delta view is the difference from the beginning to the end of procedure execution. The minimum and maximum values are the minimum and maximum values from the end view, respectively. They do not necessarily reflect the minimum and maximum values in the monitored period. Except for the metric...
"Settings" in DLL project properties and app.config file "The function evaluation requires all threads to run" while accessing music library through wmp.dll "The left-hand side of an assignment must be a variable, property or indexer". Help? "The remote server returned an error: (401) Unau...
The delta view is the difference from the beginning to the end of procedure execution. The minimum and maximum values are the minimum and maximum values from the end view, respectively. They do not necessarily reflect the minimum and maximum values in the monitored period. Except for the metric...
can I access function on remote server through linked server? Can i call a stored procedure in view?. Can I configure FILESTREAM to use file share? Can I delete NT SERVICE\SQLWriter and NT SERVICE\Winmgmt logins? Can I EXECUTE a SQL Server Stored Procedure with Parameters and store the res...
CREATE PROCEDURE and CREATE FUNCTION require the CREATE ROUTINE privilege. They might also require the SUPER privilege, depending on the DEFINER value, as described later in this section. If binary logging is enabled, CREATE FUNCTION might require the SUPER privilege. By default, MySQL automatically...
difference. I checked the MySQL Shell manual and didn't find a reference to that. Maybe there should be a note added to this document to explain that it doesn't support CLIENT_MULTI_STATEMENTS.https://docs.oracle.com/cd/E17952_01/mysql-shell-8.0-en/mysql-shell-8.0-en.pdfThat fixed my...
I tried with "@" sign, with no difference. It is interesting that if I call the procedure within an Sql window it works perfectly like this: CALL `IsProductInForeignDatabase`(1, @w,'question'); SELECT @w; If it worked the end of the function would be "return MyResult". ...