1 schema.inc | abstract public DatabaseSchema::addPrimaryKey($table, $fields) |
Add a primary key.
Parameters
string $table: The table to be altered.
string[] $fields: Fields for the primary key.
Return value
void:
Throws
DatabaseSchemaObjectDoesNotExistException If the specified table doesn't exist.
DatabaseSchemaObjectExistsException If the specified table already has a primary key.
File
- core/
includes/ database/ schema.inc, line 525 - Generic Database schema code.
Class
- DatabaseSchema
- Base class for database schema definitions.
Code
abstract public function addPrimaryKey($table, $fields);