query 썸네일형 리스트형 implicit query An implicit query is a component of a DML statement that retrieves data without using a subquery.An UPDATE, DELETE, or MERGE statement that does not explicitly include a SELECT statement usesan implicit query to retrieve rows to be modified. For example, the following statement includesan implicit query for the Baer record: UPDATE employees SET salary = salary*1.1 WHERE last_name = 'Baer'; The o.. 더보기 이전 1 다음