protected function SqlContentEntityStorageSchema::isTableEmpty
protected SqlContentEntityStorageSchema::isTableEmpty($table_name)
Checks whether a database table is non-existent or empty.
Empty tables can be dropped and recreated without data loss.
Parameters
string $table_name: The database table to check.
Return value
bool TRUE if the table is empty, FALSE otherwise.
File
- core/lib/Drupal/Core/Entity/Sql/SqlContentEntityStorageSchema.php, line 1926
Class
- SqlContentEntityStorageSchema
- Defines a schema handler that supports revisionable, translatable entities.
Namespace
Drupal\Core\Entity\SqlCode
protected function isTableEmpty($table_name) { return !$this->database->schema()->tableExists($table_name) || !$this->database->select($table_name) ->countQuery() ->range(0, 1) ->execute() ->fetchField(); }
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https://api.drupal.org/api/drupal/core!lib!Drupal!Core!Entity!Sql!SqlContentEntityStorageSchema.php/function/SqlContentEntityStorageSchema::isTableEmpty/8.1.x