[Refactor/query] 게시글, 빈집, 사용자 테이블 인덱스 추가 ( BTREE 방식 ) 및 조회 쿼리 튜닝

.github/workflows/CD-dev.yml

@@ -13,12 +13,11 @@ jobs:
 
     steps:
       #jdk 세팅
-      - uses: actions/checkout@v3
-      - name: Set up JDK 11
-        uses: actions/setup-java@v3
+      - name: Set up JDK 17
+        uses: actions/setup-java@v2
         with:
-          java-version: '11'
-          distribution: 'temurin'
+          java-version: 17
+          distribution: 'zulu'
 
       #gradle 캐싱
       - name: Gradle Caching

.github/workflows/CD.yml

@@ -18,12 +18,11 @@ jobs:
 
     steps:
       #jdk 세팅
-      - uses: actions/checkout@v3
-      - name: Set up JDK 11
-        uses: actions/setup-java@v3
+      - name: Set up JDK 17
+        uses: actions/setup-java@v2
         with:
-          java-version: '11'
-          distribution: 'temurin'
+          java-version: 17
+          distribution: 'zulu'
 
       #gradle 캐싱
       - name: Gradle Caching

.github/workflows/CI-Sonar.yml

@@ -23,11 +23,11 @@ jobs:
       - uses: actions/checkout@v3
         with:
           fetch-depth: 0  # Shallow clones should be disabled for a better relevancy of analysis
-      - name: Set up JDK 11
-        uses: actions/setup-java@v3
+      - name: Set up JDK 17
+        uses: actions/setup-java@v2
         with:
-          java-version: 11
-          distribution: 'temurin' # Alternative distribution options are available
+          java-version: 17
+          distribution: 'zulu'
       - name: Cache SonarCloud packages
         uses: actions/cache@v3
         with:

.github/workflows/CI.yml

@@ -13,12 +13,11 @@ jobs:
 
     steps:
       #jdk 세팅
-      - uses: actions/checkout@v3
-      - name: Set up JDK 11
-        uses: actions/setup-java@v3
+      - name: Set up JDK 17
+        uses: actions/setup-java@v2
         with:
-          java-version: '11'
-          distribution: 'temurin'
+          java-version: 17
+          distribution: 'zulu'
 
       #gradle 캐싱
       - name: Gradle Caching

build.gradle.kts

@@ -1,5 +1,4 @@
 import org.jetbrains.kotlin.gradle.tasks.KotlinCompile
-import org.jetbrains.kotlin.kapt3.base.Kapt.kapt
 
 plugins {
     id("org.springframework.boot") version "2.7.8"
@@ -30,7 +29,7 @@ sonarqube {
 
 group = "com.example"
 version = "0.0.1-SNAPSHOT"
-java.sourceCompatibility = JavaVersion.VERSION_11
+java.sourceCompatibility = JavaVersion.VERSION_17
 
 repositories {
     mavenCentral()
@@ -87,7 +86,7 @@ dependencies {
 tasks.withType<KotlinCompile> {
     kotlinOptions {
         freeCompilerArgs = listOf("-Xjsr305=strict")
-        jvmTarget = "11"
+        jvmTarget = "17"
     }
 }
 

src/main/kotlin/com/example/jhouse_server/domain/board/dto/BoardReqDto.kt

@@ -7,7 +7,6 @@ import com.example.jhouse_server.domain.comment.dto.CommentResDto
 import java.sql.Timestamp
 import java.util.*
 import javax.validation.constraints.NotNull
-import kotlin.streams.toList
 /**
  * =============================================================================================
  *  REQUEST DTO
@@ -84,6 +83,12 @@ fun toListDto(board : Board) : BoardResDto {
 fun toDto(board: Board) : BoardResOneDto {
     return BoardResOneDto(board.id, board.title, board.boardCode.code, board.user.nickName, Timestamp.valueOf(board.createdAt), board.imageUrls, board.love.size, board.category.name, board.prefixCategory.name, board.comment.size, board.comment.stream().map { com.example.jhouse_server.domain.comment.dto.toDto(it) }.toList())
 }
+
+/**
+ * =============================================================================================
+ *  UTIL FUNCTION
+ * =============================================================================================
+ * */
 fun sliceContentWithRegex(content : String) : String {
     return if (content.length >= 200) {
         content.take(200)

src/main/kotlin/com/example/jhouse_server/domain/board/entity/Board.kt

@@ -15,7 +15,7 @@ import javax.persistence.*
 
 @Entity
 @Table(
-    name = "board"
+    name = "board", indexes = [Index(name = "idx__prefixCategory__category", columnList = "category, prefixCategory, useYn")]
 )
 class Board(
     var title: String,

src/main/kotlin/com/example/jhouse_server/domain/board/repository/BoardRepositoryImpl.kt

@@ -98,8 +98,8 @@ class BoardRepositoryImpl(
     override fun getBoardAll(boardListDto: BoardListDto, pageable: Pageable): Page<BoardResDto> {
         val result = jpaQueryFactory
                 .selectFrom(board)
-                .join(board.boardCode, boardCode).fetchJoin()
-                .join(board.user, user).fetchJoin()
+                .join(board.boardCode, boardCode)
+                .join(board.user, user)
                 .leftJoin(board.comment, comment)
                 .where(
                     board.useYn.eq(true),
@@ -114,6 +114,9 @@ class BoardRepositoryImpl(
                 .fetch()
         val countQuery = jpaQueryFactory
                 .selectFrom(board)
+                .join(board.boardCode, boardCode)
+                .join(board.user, user)
+                .leftJoin(board.comment, comment)
                 .where(
                     board.useYn.eq(true),
                     filterWithPrefixCategory(boardListDto.prefix),
@@ -190,6 +193,7 @@ class BoardRepositoryImpl(
             .fetch()
         val countQuery = jpaQueryFactory
             .selectFrom(board).distinct()
+            .join(board.comment, comment)
             .where(
                 board.useYn.eq(true),
                 comment.user.eq(user)
@@ -217,6 +221,7 @@ class BoardRepositoryImpl(
             .fetch()
         val countQuery = jpaQueryFactory
             .selectFrom(board).distinct()
+            .join(board.love, love)
             .where(
                 board.useYn.eq(true),
                 love.user.eq(user)

src/main/kotlin/com/example/jhouse_server/domain/house/dto/HouseReqDto.kt

@@ -11,7 +11,6 @@ import java.sql.Timestamp
 import java.util.*
 import javax.validation.constraints.NotNull
 import javax.validation.constraints.Pattern
-import kotlin.streams.toList
 
 /**
  * ================================================================================================
@@ -79,7 +78,7 @@ data class MyHouseResDto(
  * 빈집 매물 게시글 리스트 조회 시, 응답 DTO
  * ================================================================================================
  * */
-class HouseResDto() {
+class HouseResDto() : Serializable {
     var houseId: Long = 0 // 게시글 아이디
     lateinit var rentalType: RentalType // 매물 유형
     lateinit  var city: String // 매물 위치

src/main/kotlin/com/example/jhouse_server/domain/house/entity/House.kt

@@ -1,11 +1,14 @@
 package com.example.jhouse_server.domain.house.entity
 
-import com.example.jhouse_server.domain.board.entity.*
+import com.example.jhouse_server.domain.board.entity.BoardImageUrlConverter
 import com.example.jhouse_server.domain.scrap.entity.Scrap
 import com.example.jhouse_server.domain.user.entity.User
 import com.example.jhouse_server.global.entity.BaseEntity
 import javax.persistence.*
-
+@Table(name = "house",
+    indexes = [Index(name = "idx__rental_type", columnList = "rentalType, useYn, tmpYn, reported, applied"),
+        Index(name = "idx__title", columnList = "title, useYn, tmpYn, reported, applied")
+    ])
 @Entity
 class House(
     @Convert(converter = RentalTypeConverter::class)

src/main/kotlin/com/example/jhouse_server/domain/house/repository/HouseRepositoryImpl.kt

@@ -60,6 +60,8 @@ class HouseRepositoryImpl(
 
         val countQuery : Long = jpaQueryFactory
             .selectFrom(house)
+            .innerJoin(house.user)
+            .leftJoin(house.houseTag)
             .where(
                 house.useYn.eq(true), // 삭제 X
                 searchWithRentalType(houseListDto.rentalType),
@@ -97,6 +99,7 @@ class HouseRepositoryImpl(
 
         val countQuery : Long = jpaQueryFactory
             .selectFrom(house)
+            .innerJoin(house.user)
             .where(
                 house.useYn.eq(true), // 삭제 X
                 house.reported.eq(false), // 신고 X
@@ -115,7 +118,7 @@ class HouseRepositoryImpl(
     override fun getScrapHouseAll(user: User, filter: String?, pageable: Pageable): Page<House> {
         val result = jpaQueryFactory
             .selectFrom(house)
-            .join(house.user, QUser.user).fetchJoin()
+            .join(house.user, QUser.user)
             .join(house.scrap, scrap)
             .where(
                 house.useYn.eq(true), // 삭제 X
@@ -128,6 +131,8 @@ class HouseRepositoryImpl(
             .fetch()
         val countQuery = jpaQueryFactory
             .selectFrom(house)
+            .join(house.user, QUser.user)
+            .join(house.scrap, scrap)
             .where(
                 house.useYn.eq(true), // 삭제 X
                 house.reported.eq(false), // 신고 X

src/main/kotlin/com/example/jhouse_server/domain/user/entity/User.kt

@@ -1,20 +1,23 @@
 package com.example.jhouse_server.domain.user.entity
 
 import com.example.jhouse_server.domain.board.entity.Board
-import com.example.jhouse_server.domain.scrap.entity.Scrap
 import com.example.jhouse_server.domain.comment.entity.Comment
 import com.example.jhouse_server.domain.house.entity.House
 import com.example.jhouse_server.domain.notification.entity.Notification
 import com.example.jhouse_server.domain.record.entity.Record
 import com.example.jhouse_server.domain.record_comment.entity.RecordComment
 import com.example.jhouse_server.domain.record_review.entity.RecordReview
 import com.example.jhouse_server.domain.record_review_apply.entity.RecordReviewApply
+import com.example.jhouse_server.domain.scrap.entity.Scrap
 import com.example.jhouse_server.domain.user.WithdrawalUser
-import com.example.jhouse_server.domain.user.entity.WithdrawalStatus.*
+import com.example.jhouse_server.domain.user.entity.WithdrawalStatus.APPROVE
 import com.example.jhouse_server.global.entity.BaseEntity
 import org.springframework.util.StringUtils
 import javax.persistence.*
-
+@Table(name = "user",
+    indexes = [Index(name = "idx__email", columnList = "email"),
+            Index(name = "idx__nick_name", columnList = "nickName")
+    ])
 @Entity
 @DiscriminatorValue("U")
 class User(

src/main/kotlin/com/example/jhouse_server/domain/user/repository/UserRepositoryImpl.kt

@@ -43,7 +43,7 @@ class UserRepositoryImpl(
         val total = jpaQueryFactory
                 .selectFrom(user)
                 .where(user.authority.eq(Authority.USER))
-            .fetch().size.toLong()
+                .fetch().size.toLong()
 
         return getOrderAgeRateResult(queryResult, total)
     }
@@ -66,7 +66,7 @@ class UserRepositoryImpl(
                 .selectFrom(userJoinPath)
                 .join(userJoinPath.user, user)
                 .where(user.authority.eq(Authority.USER))
-            .fetch().size.toLong()
+                .fetch().size.toLong()
 
         return getOrderJoinPathRateResult(queryResult, total)
     }