materio-base-d7/sites/all/modules/contrib/admin/adb/adb.install

<?php

/**
 * Implements hook_schema().
 */
function adb_schema() {
  $schema['adb'] = array(
    'description' => 'Table that contains logs of all system events.',
    'fields' => array(
      'adbid' => array(
        'type' => 'serial',
        'not null' => TRUE,
        'description' => 'Primary Key: Unique access deneid backtrace event ID.',
        ),
      'uid' => array(
        'type' => 'int',
        'not null' => TRUE,
        'default' => 0,
        'description' => 'The {users}.uid of the user who triggered the event.',
        ),
      'location'  => array(
        'type' => 'text',
        'not null' => TRUE,
        'description' => 'URL of the origin of the event.',
        ),
      'node_access_denied' => array(
        'type' => 'text',
        'not null' => FALSE,
        'size' => 'medium',
        'description' => 'User permissions.',
        ),
      'permissions' => array(
        'type' => 'text',
        'not null' => FALSE,
        'size' => 'medium',
        'description' => 'User permissions.',
        ),
       'role_permissions' => array(
        'type' => 'text',
        'not null' => FALSE,
        'size' => 'medium',
        'description' => 'role permissions.',
        ),
      'backtrace' => array(
        'type' => 'text',
        'not null' => TRUE,
        'size' => 'big',
        'description' => 'Text of backtrace log execution.',
        ),
      'timestamp' => array(
        'type' => 'int',
        'not null' => TRUE,
        'default' => 0,
        'description' => 'Unix timestamp of when event occurred.',
        ),
      ),
'primary key' => array('adbid'),
'indexes' => array(
  'uid' => array('uid'),
  ),
);

return $schema;
}

/**
 * Add field permissions in table adb.
 */
function adb_update_7150() {

  db_add_field('adb', 'permissions', array('type' => 'text', 'not null' => FALSE, 'size' => 'medium'));
  return t('Added permissions column to adb table.');
}

/**
 * Add fields role_permissiones and node_access_denied in table adb.
 */
function adb_update_7160() {

  db_add_field('adb', 'role_permissions', array('type' => 'text', 'not null' => FALSE, 'size' => 'medium'));
  db_add_field('adb', 'node_access_denied', array('type' => 'text', 'not null' => FALSE, 'size' => 'medium'));
  return t('Added role_permissions and node_access_denied columns to adb table.');
}