presto-raptor-legacy/src/main/java/io/prestosql/plugin/raptor/legacy/systemtables/ShardMetadataRecordCursor.java/ShardMetadataRecordCursor/getBoolean
class ShardMetadataRecordCursor:    @Override
    public boolean getBoolean(int field)
    {
        checkFieldType(field, boolean.class);
        return resultSetValues.getBoolean(field);
    }