Function assertQuery

bolt/exec/tests/utils/QueryAssertions.cpp:990–997

      appender.EndRow();
    }
  }
}

DuckDBQueryResult DuckDbQueryRunner::execute(const std::string& sql) {
  ::duckdb::Connection con(db_);
  // Changing the default null order of NULLS FIRST used by DuckDB. Bolt uses
  // NULLS LAST.
  con.Query("PRAGMA default_null_order='NULLS LAST'");
  auto duckDbResult = con.Query(sql);
  verifyDuckDBResult(duckDbResult, sql);
  return duckDbResult;