How can call one procedure from another procedure in mysql?

How can call one procedure from another procedure in mysql?

To call another procedure, use CALL: ex: Call SP1(parm1, parm2); To get identity, did you try checking out LAST_INSERT_ID(); You would do something like SELECT LAST_INSERT_ID() after your SP call.

Can a stored procedure call another database?

3 Answers. You can run a stored procedure defined in master database in context of client1 database and see all client1 database tables, without dynamic SQL, but it uses undocumented stored procedure sp_ms_marksystemobject . Your stored procedure name must start with sp_ , for example sp_GetInvoices .

How do you call a stored procedure from another stored procedure in Oracle?

CALL test_sp_1(); An anonymous PL/SQL block is PL/SQL that is not inside a named procedure, function, trigger, etc. It can be used to call your procedure. Sure, you just call it from within the SP, there’s no special syntax.

Which of the following statement object is used to call a stored procedure in JDBC?

Creating and using a stored procedure in Java DB involves the following steps: Create the stored procedure with an SQL script or JDBC API. Call the stored procedure with the CALL SQL statement. See the section Calling Stored Procedures in Java DB and MySQL.

How to prevent multiple users running the same SQL Server stored procedure?

There is a stored procedure that must be run by only one user at a time. How do to I prevent multiple users from running the stored procedure at the same time? For years I’ve implemented home grown solutions using a “lock” table but this always had inherent problems with either faulty code or with failures that didn’t clean up the lock table.

How many instances of stored procedure can be entered at a time?

That’s exactly what I wanted: only one instance of the stored procedure can enter the critical section, protected by the sp_getapplock call, at a time.

When to use stored procedures in SQL Server?

If the appropriate development situation applies, we can use stored procedures to call other stored procedures and conveniently pass values from one procedure to another procedure. Remember, that we may not want users having the permissions to call a second stored procedure, so this use-case must be evaluated.

Why is MySQL running only one instance of stored procedure?

Altering the event from within the procedure (disabling E_wait at the beginning of P_wait and re-enabling it at the end) is not an option, since that could result in the event not running at all if the server restarts while it is disabled.