HELP

This MySQL statement can be used to access built-in documentation.

Syntax

Below is the syntax for this command. Text within square brackets (i.e, [ and ] ) are optional. Choices are separated by bars (i.e, | ). Ellipses preceded by a comma indicates a repeating pattern. Ellipses before or after syntax are used to highlight a relevant except from the larger syntax. Text displayed in italic letters represent text that should be replaced with the specific names related to the database (e.g., column with the name of the column).

HELP [{'command | reserve_word'}]

Explanation

You can use this MySQL statement to access built-in documentation. Enter HELP alone to display a list of MySQL commands for which you may display documentation. Typing HELP contents displays a table of contents for this internal documentation. For quick reference, you can also give an SQL statement or clause.

Examples

HELP SELECT;

This displays the syntax for the MySQL statement, SELECT along with a brief description of some of the clauses. Similarly, entering HELP SHOW gives you a list of SQL statements begining with SHOW.