추론 상세 geom-list 오래 걸리는 현상 수정

src/main/java/com/kamco/cd/kamcoback/inference/dto/InferenceDetailDto.java

@@ -294,8 +294,10 @@ public class InferenceDetailDto {
   }
 
   @Getter
+  @Setter
   public static class Geom {
 
+    Long geoUid;
     UUID uuid;
     String uid;
     Integer compareYyyy;
@@ -314,6 +316,7 @@ public class InferenceDetailDto {
     String fitState;
 
     public Geom(
+        Long geoUid,
         UUID uuid,
         String uid,
         Integer compareYyyy,
@@ -328,6 +331,7 @@ public class InferenceDetailDto {
         String subUid,
         String pnu,
         String fitState) {
+      this.geoUid = geoUid;
       this.uuid = uuid;
       this.uid = uid;
       this.compareYyyy = compareYyyy;

src/main/java/com/kamco/cd/kamcoback/postgres/repository/Inference/MapSheetLearnRepositoryImpl.java

@@ -30,6 +30,7 @@ import com.kamco.cd.kamcoback.postgres.entity.QMapSheetAnalInferenceEntity;
 import com.kamco.cd.kamcoback.postgres.entity.QMapSheetLearnEntity;
 import com.kamco.cd.kamcoback.postgres.entity.QModelMngEntity;
 import com.querydsl.core.BooleanBuilder;
+import com.querydsl.core.Tuple;
 import com.querydsl.core.types.Expression;
 import com.querydsl.core.types.Projections;
 import com.querydsl.core.types.dsl.BooleanExpression;
@@ -37,13 +38,10 @@ import com.querydsl.core.types.dsl.CaseBuilder;
 import com.querydsl.core.types.dsl.Expressions;
 import com.querydsl.core.types.dsl.NumberExpression;
 import com.querydsl.core.types.dsl.StringExpression;
-import com.querydsl.jpa.JPAExpressions;
 import com.querydsl.jpa.impl.JPAQueryFactory;
 import java.time.OffsetDateTime;
-import java.util.List;
-import java.util.Objects;
-import java.util.Optional;
-import java.util.UUID;
+import java.util.*;
+import java.util.stream.Collectors;
 import lombok.RequiredArgsConstructor;
 import org.apache.commons.lang3.StringUtils;
 import org.springframework.data.domain.Page;
@@ -448,12 +446,14 @@ public class MapSheetLearnRepositoryImpl implements MapSheetLearnRepositoryCusto
     NumberExpression<Long> inkxNoAsLong =
         Expressions.numberTemplate(Long.class, "cast({0} as long)", mapInkx5kEntity.mapidcdNo);
 
+    /* 미사용
     StringExpression pnu =
         Expressions.stringTemplate(
             "nullif(({0}), '')",
             JPAExpressions.select(Expressions.stringTemplate("string_agg({0}, ',')", pnuEntity.pnu))
                 .from(pnuEntity)
                 .where(pnuEntity.geo.geoUid.eq(mapSheetAnalDataInferenceGeomEntity.geoUid)));
+    */
 
     // 4) content
     List<Geom> content =
@@ -461,6 +461,7 @@ public class MapSheetLearnRepositoryImpl implements MapSheetLearnRepositoryCusto
             .select(
                 Projections.constructor(
                     Geom.class,
+                    mapSheetAnalDataInferenceGeomEntity.geoUid,
                     mapSheetAnalDataInferenceGeomEntity.uuid,
                     mapSheetAnalDataInferenceGeomEntity.resultUid,
                     mapSheetAnalDataInferenceGeomEntity.compareYyyy,
@@ -475,7 +476,7 @@ public class MapSheetLearnRepositoryImpl implements MapSheetLearnRepositoryCusto
                     Expressions.stringTemplate(
                         "substring({0} from 1 for 8)",
                         mapSheetAnalDataInferenceGeomEntity.resultUid),
-                    pnu,
+                    Expressions.constant(""),
                     mapSheetAnalDataInferenceGeomEntity.fitState))
             .from(mapSheetAnalInferenceEntity)
             .join(mapSheetAnalDataInferenceEntity)
@@ -490,6 +491,33 @@ public class MapSheetLearnRepositoryImpl implements MapSheetLearnRepositoryCusto
             .limit(pageable.getPageSize())
             .fetch();
 
+    // 4-1) pnu 를 geoUid 로 검색하기 -> AS-IS 에서는 전체 tb_pnu 를 조회해서 오래 걸렸음
+    List<Long> geoUids = content.stream().map(Geom::getGeoUid).filter(Objects::nonNull).toList();
+    Map<Long, String> pnuMap = new HashMap<>();
+
+    if (!geoUids.isEmpty()) {
+      StringExpression pnuAgg = Expressions.stringTemplate("string_agg({0}, ',')", pnuEntity.pnu);
+
+      List<Tuple> pnuRows =
+          queryFactory
+              .select(
+                  pnuEntity.geo.geoUid,
+                  Expressions.stringTemplate("string_agg({0}, ',')", pnuEntity.pnu))
+              .from(pnuEntity)
+              .where(pnuEntity.geo.geoUid.in(geoUids))
+              .groupBy(pnuEntity.geo.geoUid)
+              .fetch();
+
+      pnuMap =
+          pnuRows.stream()
+              .collect(
+                  Collectors.toMap(row -> row.get(pnuEntity.geo.geoUid), row -> row.get(pnuAgg)));
+    }
+
+    for (Geom geom : content) {
+      geom.setPnu(pnuMap.get(geom.getGeoUid()));
+    }
+
     // 5) total (조인 최소화 유지)
     Long total =
         queryFactory