/* call-seq: last_insert_row_id
 *
 * Obtains the unique row ID of the last row to be inserted by this Database
 * instance.
 */
static VALUE last_insert_row_id(VALUE self)
{
  sqlite3RubyPtr ctx;
  Data_Get_Struct(self, sqlite3Ruby, ctx);
  REQUIRE_OPEN_DB(ctx);

  return LL2NUM(sqlite3_last_insert_rowid(ctx->db));
}