Insert::__toString

public Insert::__toString()

public function __toString() {
  // Create a sanitized comment string to prepend to the query.
  $comments = $this->connection->makeComment($this->comments);

  // Produce as many generic placeholders as necessary.
  $placeholders = array();
  if (!empty($this->insertFields)) {
    $placeholders = array_fill(0, count($this->insertFields), '?');
  }

  // If we're selecting from a SelectQuery, finish building the query and
  // pass it back, as any remaining options are irrelevant.
  if (!empty($this->fromQuery)) {
    $insert_fields_string = $this->insertFields ? ' (' . implode(', ', $this->insertFields) . ') ' : ' ';
    return $comments . 'INSERT INTO {' . $this->table . '}' . $insert_fields_string . $this->fromQuery;
  }

  return $comments . 'INSERT INTO {' . $this->table . '} (' . implode(', ', $this->insertFields) . ') VALUES (' . implode(', ', $placeholders) . ')';
}