function Schema::indexExists

Same name in this branch
  1. 8.9.x core/lib/Drupal/Core/Database/Driver/sqlite/Schema.php \Drupal\Core\Database\Driver\sqlite\Schema::indexExists()
  2. 8.9.x core/lib/Drupal/Core/Database/Driver/mysql/Schema.php \Drupal\Core\Database\Driver\mysql\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

2 calls to Schema::indexExists()
Schema::addIndex in core/lib/Drupal/Core/Database/Driver/pgsql/Schema.php
Add an index.
Schema::dropIndex in core/lib/Drupal/Core/Database/Driver/pgsql/Schema.php
Drop an index.

File

core/lib/Drupal/Core/Database/Driver/pgsql/Schema.php, line 740

Class

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

Namespace

Drupal\Core\Database\Driver\pgsql

Code

public function indexExists($table, $name) {
    // Details http://www.postgresql.org/docs/9.1/interactive/view-pg-indexes.html
    $index_name = $this->ensureIdentifiersLength($table, $name, 'idx');
    // Remove leading and trailing quotes because the index name is in a WHERE
    // clause and not used as an identifier.
    $index_name = str_replace('"', '', $index_name);
    return (bool) $this->connection
        ->query("SELECT 1 FROM pg_indexes WHERE indexname = '{$index_name}'")
        ->fetchField();
}

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