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   3. drupal7 database.inc

Verwandte Themen

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.

Code

includes/database.mysql-common.inc, line 523

<?php
function db_change_field(&$ret, $table, $field, $field_new, $spec, $keys_new = array()) {
  $sql = 'ALTER TABLE {' . $table . '} CHANGE `' . $field . '` ' .
    _db_create_field_sql($field_new, _db_process_field($spec));
  if (count($keys_new)) {
    $sql .= ', ADD ' . implode(', ADD ', _db_create_keys_sql($keys_new));
  }
  $ret[] = update_sql($sql);
}
?>