function Sql::sourceIdFields

The source ID fields.

Return value

array The source ID fields.

File

core/modules/migrate/src/Plugin/migrate/id_map/Sql.php, line 245

Class

Sql

Defines the sql based ID map implementation.

Namespace

Code

protected function sourceIdFields() {
  if (!isset($this->sourceIdFields)) {
    // Build the source and destination identifier maps.
    $this->sourceIdFields = [];
    $count = 1;
    foreach ($this->migration
      ->getSourcePlugin()
      ->getIds() as $field => $schema) {
      $this->sourceIdFields[$field] = 'sourceid' . $count++;
    }
  }
  return $this->sourceIdFields;
}