BackLinks of 연산operation Copy: has NO comma Hide Show BackLinks search for "연산operation" Search BackLinks only Display context of search results Case-sensitive searching database 관계대수relational_algebra 관계데이터연산relationship_data_operation 데이터모델data_model 스키마schema 연산,operation 연산operation 질의query Found 8 matching pages out of 2007 total pagesShow Context.You can also click here to search title.