abstract public function DatabaseSchema::addPrimaryKey

abstract public DatabaseSchema::addPrimaryKey($table, $fields)

Add a primary key.

Parameters

$table: The table to be altered.

$fields: Fields for the primary key.

Throws

DatabaseSchemaObjectDoesNotExistException If the specified table doesn't exist.

DatabaseSchemaObjectExistsException If the specified table already has a primary key.

File

includes/database/schema.inc, line 504
Generic Database schema code.

Class

DatabaseSchema

Code

abstract public function addPrimaryKey($table, $fields);

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