public function Schema::tableExists in Zircon Profile 8
Same name in this branch
- 8 core/lib/Drupal/Core/Database/Schema.php \Drupal\Core\Database\Schema::tableExists()
- 8 core/lib/Drupal/Core/Database/Driver/sqlite/Schema.php \Drupal\Core\Database\Driver\sqlite\Schema::tableExists()
- 8 core/lib/Drupal/Core/Database/Driver/pgsql/Schema.php \Drupal\Core\Database\Driver\pgsql\Schema::tableExists()
- 8 core/lib/Drupal/Core/Database/Driver/mysql/Schema.php \Drupal\Core\Database\Driver\mysql\Schema::tableExists()
Same name and namespace in other branches
- 8.0 core/lib/Drupal/Core/Database/Schema.php \Drupal\Core\Database\Schema::tableExists()
Check if a table exists.
Parameters
$table: The name of the table in drupal (no prefixing).
Return value
TRUE if the given table exists, otherwise FALSE.
1 call to Schema::tableExists()
- Schema::createTable in core/
lib/ Drupal/ Core/ Database/ Schema.php - Create a new table from a Drupal table definition.
3 methods override Schema::tableExists()
- Schema::tableExists in core/
lib/ Drupal/ Core/ Database/ Driver/ sqlite/ Schema.php - Check if a table exists.
- Schema::tableExists in core/
lib/ Drupal/ Core/ Database/ Driver/ pgsql/ Schema.php - Check if a table exists.
- Schema::tableExists in core/
lib/ Drupal/ Core/ Database/ Driver/ mysql/ Schema.php - Check if a table exists.
File
- core/
lib/ Drupal/ Core/ Database/ Schema.php, line 168 - Contains \Drupal\Core\Database\Schema.
Class
- Schema
- Provides a base implementation for Database Schema.
Namespace
Drupal\Core\DatabaseCode
public function tableExists($table) {
$condition = $this
->buildTableNameCondition($table);
$condition
->compile($this->connection, $this);
// Normally, we would heartily discourage the use of string
// concatenation for conditionals like this however, we
// couldn't use db_select() here because it would prefix
// information_schema.tables and the query would fail.
// Don't use {} around information_schema.tables table.
return (bool) $this->connection
->query("SELECT 1 FROM information_schema.tables WHERE " . (string) $condition, $condition
->arguments())
->fetchField();
}