function drupal_uninstall_schema in Drupal 7

Same name and namespace in other branches

1. 8 core/includes/schema.inc \drupal_uninstall_schema()
2. 6 includes/common.inc \drupal_uninstall_schema()
3. 9 core/includes/schema.inc \drupal_uninstall_schema()

Removes all tables defined in a module's hook_schema().

Note: This function does not pass the module's schema through hook_schema_alter(). The module's tables will be created exactly as the module defines them.

Parameters

$module: The module for which the tables will be removed.

Return value

An array of arrays with the following key/value pairs:

• success: a boolean indicating whether the query succeeded.
• query: the SQL query(s) executed, passed through check_plain().

Related topics

1 call to drupal_uninstall_schema()

drupal_uninstall_modules in includes/install.inc

Uninstalls a given list of disabled modules.

File

includes/common.inc, line 7245

Common functions that many Drupal modules will need to reference.

Code

function drupal_uninstall_schema($module) {
  $schema = drupal_get_schema_unprocessed($module);
  _drupal_schema_initialize($schema, $module, FALSE);
  foreach ($schema as $table) {
    if (db_table_exists($table['name'])) {
      db_drop_table($table['name']);
    }
  }
}