Is there a for loop in MySQL?

How do I run a for loop in MySQL?

The MySQL LOOP statement could be used to run a block of code or set of statements, again and again, depends on the condition.

  1. Syntax : [labelname:] LOOP statements END LOOP [labelname]
  2. Parameters – …
  3. Example-1 : …
  4. Output – 0, 1, 2, 3, 4, 5.

Can we use for loop in MySQL?

FOR loop syntax example in MySQL:

If I catch you pushing this kind of MySQL for-loop constructs into production, I’m going to shoot you with the foam missile launcher. You can use a pipe wrench to bang in a nail, but doing so makes you look silly.

Is there any loop in SQL?

In SQL Server, there is no FOR LOOP. However, you simulate the FOR LOOP using the WHILE LOOP.

How do I run a query in a for loop?

Running a Query Inside the Loop

  1. WHILE @Counter
  2. BEGIN.
  3. SET @NumFilms =
  4. SELECT COUNT(*)
  5. FROM tblFilm.
  6. WHERE FilmOscarWins = @Counter.
  7. SET @Counter += 1.
  8. END.

How do you end a for loop in MySQL?

LOOP implements a simple loop construct, enabling repeated execution of the statement list, which consists of one or more statements, each terminated by a semicolon ( ; ) statement delimiter. The statements within the loop are repeated until the loop is terminated. Usually, this is accomplished with a LEAVE statement.

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How do I iterate in MySQL?

In MySQL, the ITERATE statement is used when you are want a loop body to execute again. It is used within the LOOP statement, WHILE statement, and REPEAT statement.

What is procedure in MySQL?

A procedure is a subroutine (like a subprogram) in a regular scripting language, stored in a database. In the case of MySQL, procedures are written in MySQL and stored in the MySQL database/server. A MySQL procedure has a name, a parameter list, and SQL statement(s).

How do you declare an array in MySQL?

MySQL doesn’t really have an array datatype – the closest thing they have is the SET datatype, the functionality of which is very limited. As you note in your question, a search leads to lots of links to PHP code which implements array functionality in the app rather than the db.

What is delimiter in MySQL stored procedure?

You define a DELIMITER to tell the mysql client to treat the statements, functions, stored procedures or triggers as an entire statement. Normally in a . sql file you set a different DELIMITER like $$. The DELIMITER command is used to change the standard delimiter of MySQL commands (i.e. ;).

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