10/24/2022 0 Comments Mysql stored procedureA stored procedure can also contain decision statements such as IF-ELSE and CASE, looping statements such as LOOP, WHILE, REPEAT and LEAVE. MYSQL STORED PROCEDURE UPDATEIt may fetch some data from a table, delete or update a record or may alter a table or perform all of these tasks at once.Ī stored procedure can accept parameters, declare variables and even return values. One IN parameter ( inc ).A stored procedure is a set or collection or group of SQL queries which performs a task. In this example, the stored procedure SetCounter() accepts one INOUT parameter ( counter ) and MYSQL STORED PROCEDURE HOW TOThe following example demonstrates how to use an INOUT parameter in the stored procedure. To find offices in France, you pass the literal string France to the GetOfficeB圜ountry storedīecause the countryName is the IN parameter, you must pass an argument. To the stored procedure as shown in the following query: Suppose that you want to find offices locating in the USA, you need to pass an argument (USA) In this example, the countryName is the IN parameter of the stored procedure. Specified by the input parameter countryName: The following example creates a stored procedure that finds all offices that locate in a country MySQL stored procedure parameter examples Third, specify the data type and maximum length of the parameter.The parameter name must follow the naming Second, specify the name of the parameter.Purpose of the parameter in the stored procedure.
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