function Schema::indexExists

Same name in this branch
  1. 8.9.x core/lib/Drupal/Core/Database/Driver/mysql/Schema.php \Drupal\Core\Database\Driver\mysql\Schema::indexExists()
  2. 8.9.x core/lib/Drupal/Core/Database/Driver/pgsql/Schema.php \Drupal\Core\Database\Driver\pgsql\Schema::indexExists()
  3. 8.9.x core/lib/Drupal/Core/Database/Schema.php \Drupal\Core\Database\Schema::indexExists()
Same name in other branches
  1. 9 core/modules/sqlite/src/Driver/Database/sqlite/Schema.php \Drupal\sqlite\Driver\Database\sqlite\Schema::indexExists()
  2. 9 core/modules/mysql/src/Driver/Database/mysql/Schema.php \Drupal\mysql\Driver\Database\mysql\Schema::indexExists()
  3. 9 core/modules/pgsql/src/Driver/Database/pgsql/Schema.php \Drupal\pgsql\Driver\Database\pgsql\Schema::indexExists()
  4. 9 core/tests/fixtures/database_drivers/module/corefake/src/Driver/Database/corefakeWithAllCustomClasses/Schema.php \Drupal\corefake\Driver\Database\corefakeWithAllCustomClasses\Schema::indexExists()
  5. 9 core/lib/Drupal/Core/Database/Schema.php \Drupal\Core\Database\Schema::indexExists()
  6. 10 core/modules/sqlite/src/Driver/Database/sqlite/Schema.php \Drupal\sqlite\Driver\Database\sqlite\Schema::indexExists()
  7. 10 core/modules/mysql/src/Driver/Database/mysql/Schema.php \Drupal\mysql\Driver\Database\mysql\Schema::indexExists()
  8. 10 core/modules/pgsql/src/Driver/Database/pgsql/Schema.php \Drupal\pgsql\Driver\Database\pgsql\Schema::indexExists()
  9. 10 core/tests/fixtures/database_drivers/module/core_fake/src/Driver/Database/CoreFakeWithAllCustomClasses/Schema.php \Drupal\core_fake\Driver\Database\CoreFakeWithAllCustomClasses\Schema::indexExists()
  10. 10 core/lib/Drupal/Core/Database/Schema.php \Drupal\Core\Database\Schema::indexExists()
  11. 11.x core/modules/sqlite/src/Driver/Database/sqlite/Schema.php \Drupal\sqlite\Driver\Database\sqlite\Schema::indexExists()
  12. 11.x core/modules/mysql/src/Driver/Database/mysql/Schema.php \Drupal\mysql\Driver\Database\mysql\Schema::indexExists()
  13. 11.x core/modules/pgsql/src/Driver/Database/pgsql/Schema.php \Drupal\pgsql\Driver\Database\pgsql\Schema::indexExists()
  14. 11.x core/lib/Drupal/Core/Database/Schema.php \Drupal\Core\Database\Schema::indexExists()

Overrides Schema::indexExists

4 calls to Schema::indexExists()
Schema::addIndex in core/lib/Drupal/Core/Database/Driver/sqlite/Schema.php
Add an index.
Schema::addUniqueKey in core/lib/Drupal/Core/Database/Driver/sqlite/Schema.php
Add a unique key.
Schema::dropIndex in core/lib/Drupal/Core/Database/Driver/sqlite/Schema.php
Drop an index.
Schema::dropUniqueKey in core/lib/Drupal/Core/Database/Driver/sqlite/Schema.php
Drop a unique key.

File

core/lib/Drupal/Core/Database/Driver/sqlite/Schema.php, line 679

Class

Schema
SQLite implementation of \Drupal\Core\Database\Schema.

Namespace

Drupal\Core\Database\Driver\sqlite

Code

public function indexExists($table, $name) {
    $info = $this->getPrefixInfo($table);
    return $this->connection
        ->query('PRAGMA ' . $info['schema'] . '.index_info(' . $info['table'] . '_' . $name . ')')
        ->fetchField() != '';
}

Buggy or inaccurate documentation? Please file an issue. Need support? Need help programming? Connect with the Drupal community.