How do you return something in SQL?
The RETURN statement is used to unconditionally and immediately terminate an SQL procedure by returning the flow of control to the caller of the stored procedure. It is mandatory that when the RETURN statement is executed that it return an integer value. If the return value is not provided, the default is 0.
What is the return value of SQL stored procedure?
What is Return Value in SQL Server Stored Procedure? Whenever we execute a stored procedure in SQL Server, it always returns an integer status variable indicating the status, usually, zero indicates success, and non-zero indicates the failure.
How do you return a value in mysql?
The first RETURN statement is within the LOOP statement and when encountered will exit the LOOP, exit the function, and return the value stored in the variable called income. The second RETURN statement is used at the end of the function to exit the function and return the value stored in the starting_value variable.
Which procedures have return value?
A stored procedure does not have a return value but can optionally take input, output, or input-output parameters. A stored procedure can return output through any output or input-output parameter.
What is return in SQL?
The RETURN statement is used to unconditionally and immediately terminate an SQL procedure by returning the flow of control to the caller of the stored procedure. It is mandatory that when the RETURN statement is executed that it return an integer value. … To return multiple output values, parameters can be used instead.
Does a function return a value?
Third, a function can only return a single value back to the caller each time it is called. However, the value doesn’t need to be a literal, it can be the result of any valid expression, including a variable or even a call to another function that returns a value.
Can stored procedure return NULL value?
3 Answers. No, the return type of a stored procedure is INT and it cannot be null.
Can stored procedure return table?
You can’t technically return “a table”, but you can return a result set and using INSERT INTO .. EXEC … syntax, you can clearly call a PROC and store the results into a table type.
How do I execute SP?
To execute a stored procedure
Expand the database that you want, expand Programmability, and then expand Stored Procedures. Right-click the user-defined stored procedure that you want and click Execute Stored Procedure.
What does MySQL insert return?
Introduction to MySQL LAST_INSERT_ID() function
If you insert multiple rows into the table using a single INSERT statement, the LAST_INSERT_ID() function returns the first automatically generated value only. If the insertion fails, the result returned by the LAST_INSERT_ID() remain unchanged.
How can I get the last inserted primary key in MySQL?
If you are AUTO_INCREMENT with column, then you can use last_insert_id() method. This method gets the ID of the last inserted record in MySQL. Insert some records in the table using insert command. Display all records from the table using select statement.
What is stored procedure in MySQL?
A procedure (often called a stored procedure) is a collection of pre-compiled SQL statements stored inside the database. It is a subroutine or a subprogram in the regular computing language. A procedure always contains a name, parameter lists, and SQL statements.