public void addMetadata() {
        addMetadata(currentOrderId, ColumnMetadata.named("currentOrder_id").withIndex(2).ofType(-5).withSize(19));
        addMetadata(id, ColumnMetadata.named("id").withIndex(1).ofType(4).withSize(10).notNull());
        addMetadata(nameId, ColumnMetadata.named("name_id").withIndex(3).ofType(-5).withSize(19));
    }
SCustomer is a Querydsl query type for SCustomer
querydsl-jpa/src/test/java/com/querydsl/jpa/domain/sql/SCustomer.java