package sqlbuilder // A clause that can be used in orderBy by // A clause that is selectable. //type projection interface { // clause // isProjectionInterface // // SerializeSqlForColumnList(out *bytes.Buffer) error //} // // Boiler plates ... // // //type isProjectionInterface interface { // isProjectionType() //} // //type isProjection struct { //} // //func (p *isProjection) isProjectionType() { //}