EXECUTE command in standard SQL is used to execute stored procedures and query strings in database servers. For the uninitiated, a stored procedure is a SQL code that can be saved and reused later. A stored procedure can be system defined or user-defined. EXECUTE command helps in context swi...
Operators are used in various SQL operations like SELECT, INSERT, UPDATE or DELETE or in various database objects creation like functions, views, triggers and stored procedures. SQL supports various types of operators though all databases do not support all operators. See the following tables : ...
Transact-SQL statementSyntax supportedExceptions INSERT All syntax, except the execute_statement clause. None UPDATE All syntax. None DELETE All syntax. None DECLARE @local_variable All syntax. None SET @local_variable All syntax. None EXECUTE Execution of user-defined stored procedures, system stored...
italic User-supplied parameters of Transact-SQL syntax. bold Type database names, table names, column names, index names, stored procedures, utilities, data type names, and text exactly as shown. | (vertical bar) Separates syntax items enclosed in brackets or braces. You can use only one of...
The trigger cannot use theCALLstatement to invoke stored procedures that return data to the client or that use dynamic SQL. (Stored procedures are permitted to return data to the trigger throughOUTorINOUTparameters.) The trigger cannot use statements that explicitly or implicitly begin or end a ...
execute stmt; deallocate stmt; end; $$ delimiter ; The error I get is: Script line: 3 You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'stmt; end' at line 14 Line 14 is: prepare stmt...
Advanced SQL functions Customized data types and functions are not supported. Views, stored procedures, triggers, and cursors are not supported. Compound statements such as BEGIN...END, LOOP...END LOOP, REPEAT...UNTIL...END REPEAT, and WHILE...DO...END WHILE are not supported. Process con...
This is also advantageous if you want to execute the same code from within several triggers. There are limitations on what can appear in statements that a trigger executes when activated: The trigger cannot use the CALL statement to invoke stored procedures that return data to the client or ...
special database object compatible with Oracle. It is used to store the mapping between a database object and another. Currently, only synonyms can be used to associate the following database objects: tables, views, functions, and stored procedures. The following table lists the related SQL ...
To process return codes and output parameters 示例 请参阅 新建日期: 2006 年 4 月 14 日 SQL Server stored procedures can have integer return codes and output parameters. The return codes and output parameters are sent in the last packet from the server and are therefore not available to ...