[REFACT] 조회 쿼리 성능 개선 및 코드 수정 (#239)#240

kfdsy0103 merged 2 commits intodevelopBrainPix/BrainPix-Back:developfrom

refact/#239/refact_queryBrainPix/BrainPix-Back:refact/#239/refact_queryCopy head branch name to clipboard