public function DefaultTableMapping::getExtraColumns
public DefaultTableMapping::getExtraColumns($table_name)
Gets a list of extra database columns, which store denormalized data.
These database columns do not belong to any entity fields. Any normalized data that is stored should be associated with an entity field.
Parameters
string $table_name: The name of the table to return the columns for.
Return value
string[] An array of column names for the given table.
Overrides TableMappingInterface::getExtraColumns
File
- core/lib/Drupal/Core/Entity/Sql/DefaultTableMapping.php, line 241
Class
- DefaultTableMapping
- Defines a default table mapping class.
Namespace
Drupal\Core\Entity\SqlCode
public function getExtraColumns($table_name) { if (isset($this->extraColumns[$table_name])) { return $this->extraColumns[$table_name]; } return array(); }
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https://api.drupal.org/api/drupal/core!lib!Drupal!Core!Entity!Sql!DefaultTableMapping.php/function/DefaultTableMapping::getExtraColumns/8.1.x