db_type_map

This maps a generic data type in combination with its data size to the engine-specific data type.

Related topics

Schema API

A Drupal schema definition is an array structure representing one or more tables and their related keys and indexes. A schema is defined by hook_schema(), which usually lives in a modulename.install file.

4 functions call db_type_map()

File

drupal/includes/database.pgsql.inc, line 436

Database interface code for PostgreSQL database servers.

Code

<?php
function db_type_map() {
  // Put :normal last so it gets preserved by array_flip.  This makes
  // it much easier for modules (such as schema.module) to map
  // database types back into schema types.
  $map = array(
    'varchar:normal' => 'varchar', 
    'char:normal' => 'character', 
    'text:tiny' => 'text', 
    'text:small' => 'text', 
    'text:medium' => 'text', 
    'text:big' => 'text', 
    'text:normal' => 'text', 
    'int:tiny' => 'smallint', 
    'int:small' => 'smallint', 
    'int:medium' => 'int', 
    'int:big' => 'bigint', 
    'int:normal' => 'int', 
    'float:tiny' => 'real', 
    'float:small' => 'real', 
    'float:medium' => 'real', 
    'float:big' => 'double precision', 
    'float:normal' => 'real', 
    'numeric:normal' => 'numeric', 
    'blob:big' => 'bytea', 
    'blob:normal' => 'bytea', 
    'datetime:normal' => 'timestamp without time zone', 
    'serial:tiny' => 'serial', 
    'serial:small' => 'serial', 
    'serial:medium' => 'serial', 
    'serial:big' => 'bigserial', 
    'serial:normal' => 'serial',
  );
  return $map;
}
?>