public function Schema::tableExists in Drupal 8

Same name in this branch

1. 8 core/lib/Drupal/Core/Database/Schema.php \Drupal\Core\Database\Schema::tableExists()
2. 8 core/lib/Drupal/Core/Database/Driver/sqlite/Schema.php \Drupal\Core\Database\Driver\sqlite\Schema::tableExists()
3. 8 core/lib/Drupal/Core/Database/Driver/pgsql/Schema.php \Drupal\Core\Database\Driver\pgsql\Schema::tableExists()
4. 8 core/lib/Drupal/Core/Database/Driver/mysql/Schema.php \Drupal\Core\Database\Driver\mysql\Schema::tableExists()

Same name and namespace in other branches

1. 9 core/lib/Drupal/Core/Database/Driver/pgsql/Schema.php \Drupal\Core\Database\Driver\pgsql\Schema::tableExists()

Check if a table exists.

Parameters

$table: The name of the table in drupal (no prefixing).

Return value

TRUE if the given table exists, otherwise FALSE.

Overrides Schema::tableExists

8 calls to Schema::tableExists()

Schema::addField in core/lib/Drupal/Core/Database/Driver/pgsql/Schema.php

Add a new field to a table.

Schema::addIndex in core/lib/Drupal/Core/Database/Driver/pgsql/Schema.php

Add an index.

Schema::addPrimaryKey in core/lib/Drupal/Core/Database/Driver/pgsql/Schema.php

Add a primary key.

Schema::addUniqueKey in core/lib/Drupal/Core/Database/Driver/pgsql/Schema.php

Add a unique key.

Schema::dropTable in core/lib/Drupal/Core/Database/Driver/pgsql/Schema.php

Drop a table.

... See full list

File

core/lib/Drupal/Core/Database/Driver/pgsql/Schema.php, line 495

Class

Schema

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

Namespace

Drupal\Core\Database\Driver\pgsql

Code

public function tableExists($table) {
  $prefixInfo = $this
    ->getPrefixInfo($table, TRUE);
  return (bool) $this->connection
    ->query("SELECT 1 FROM pg_tables WHERE schemaname = :schema AND tablename = :table", [
    ':schema' => $prefixInfo['schema'],
    ':table' => $prefixInfo['table'],
  ])
    ->fetchField();
}