[MERGE] Index 추가 - #305

[FEAT] Index 추가 - #305
TeamDATEROAD · Oct 18, 2024 · e95b524 · e95b524
2 parents 257c9e7 + 0c64974
commit e95b524
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Showing 6 changed files with 17 additions and 8 deletions.
diff --git a/dateroad-domain/src/main/java/org/dateroad/date/domain/Course.java b/dateroad-domain/src/main/java/org/dateroad/date/domain/Course.java
@@ -6,6 +6,7 @@
 import jakarta.persistence.GeneratedValue;
 import jakarta.persistence.GenerationType;
 import jakarta.persistence.Id;
+import jakarta.persistence.Index;
 import jakarta.persistence.Table;
 import jakarta.validation.constraints.NotNull;
 import java.time.LocalDate;
@@ -25,7 +26,12 @@
 @NoArgsConstructor(access = AccessLevel.PROTECTED)
 @AllArgsConstructor
 @EntityListeners(AuditingEntityListener.class)
-@Table(name = "courses")
+@Table(name = "courses", indexes = {
+    @Index(columnList = "user_id"),
+    @Index(name = "idx_country_city", columnList = "country, city"),
+    @Index(name = "idx_cost", columnList = "cost"),
+    @Index(name = "idx_created_at", columnList = "createdAt")}
+)
 public class Course extends DateBase {
     @Id
     @GeneratedValue(strategy = GenerationType.IDENTITY)

diff --git a/dateroad-domain/src/main/java/org/dateroad/date/domain/Date.java b/dateroad-domain/src/main/java/org/dateroad/date/domain/Date.java
@@ -5,6 +5,7 @@
 import jakarta.persistence.GeneratedValue;
 import jakarta.persistence.GenerationType;
 import jakarta.persistence.Id;
+import jakarta.persistence.Index;
 import jakarta.persistence.Table;
 import java.time.LocalDate;
 import java.time.LocalTime;
@@ -20,7 +21,7 @@
 @Getter
 @NoArgsConstructor(access = AccessLevel.PROTECTED)
 @AllArgsConstructor(access = AccessLevel.PRIVATE)
-@Table(name = "dates")
+@Table(name = "dates",indexes = @Index(columnList = "user_id"))
 public class Date extends DateBase {
     @Id
     @GeneratedValue(strategy = GenerationType.IDENTITY)

diff --git a/dateroad-domain/src/main/java/org/dateroad/date/repository/CourseRepository.java b/dateroad-domain/src/main/java/org/dateroad/date/repository/CourseRepository.java
@@ -21,9 +21,9 @@ public interface CourseRepository extends JpaRepository<Course, Long> , JpaSpeci
     @Query(value = "DELETE FROM courses WHERE course_id = :courseId", nativeQuery = true)
     void deleteByCourse(@Param("courseId") Long courseId);
     List<Course> findByUser(User user);
-    @Query("SELECT c FROM Course c LEFT JOIN Like l ON c.id = l.course.id GROUP BY c.id ORDER BY COUNT(l) DESC")
+    @Query("SELECT c FROM Course c INNER JOIN Like l ON c.id = l.course.id GROUP BY c.id ORDER BY COUNT(l) DESC LIMIT 5")
     List<Course> findTopCoursesByLikes(Pageable pageable);
-    @Query("SELECT c FROM Course c ORDER BY c.createdAt DESC")
+    @Query("SELECT c FROM Course c ORDER BY c.createdAt DESC LIMIT 3")
     List<Course> findTopCoursesByCreatedAt(Pageable pageable);
 
     @Modifying

diff --git a/dateroad-domain/src/main/java/org/dateroad/image/domain/Image.java b/dateroad-domain/src/main/java/org/dateroad/image/domain/Image.java
@@ -6,6 +6,7 @@
 import jakarta.persistence.GeneratedValue;
 import jakarta.persistence.GenerationType;
 import jakarta.persistence.Id;
+import jakarta.persistence.Index;
 import jakarta.persistence.JoinColumn;
 import jakarta.persistence.ManyToOne;
 import jakarta.persistence.Table;
@@ -15,7 +16,6 @@
 import lombok.Builder;
 import lombok.Getter;
 import lombok.NoArgsConstructor;
-import lombok.Setter;
 import org.dateroad.common.BaseTimeEntity;
 import org.dateroad.date.domain.Course;
 
@@ -24,7 +24,7 @@
 @AllArgsConstructor(access = AccessLevel.PRIVATE)
 @Builder(access = AccessLevel.PRIVATE)
 @Getter
-@Table(name = "images")
+@Table(name = "images", indexes = @Index(columnList = "course_id"))
 public class Image extends BaseTimeEntity {
     @Id
     @GeneratedValue(strategy = GenerationType.IDENTITY)

diff --git a/dateroad-domain/src/main/java/org/dateroad/like/domain/Like.java b/dateroad-domain/src/main/java/org/dateroad/like/domain/Like.java
@@ -6,6 +6,7 @@
 import jakarta.persistence.GeneratedValue;
 import jakarta.persistence.GenerationType;
 import jakarta.persistence.Id;
+import jakarta.persistence.Index;
 import jakarta.persistence.JoinColumn;
 import jakarta.persistence.ManyToOne;
 import jakarta.persistence.Table;
@@ -22,7 +23,7 @@
 @NoArgsConstructor(access = AccessLevel.PROTECTED)
 @AllArgsConstructor
 @Builder(access = AccessLevel.PRIVATE)
-@Table(name = "likes")
+@Table(name = "likes", indexes = @Index(columnList = "course_id"))
 public class Like extends BaseTimeEntity {
     @Id
     @GeneratedValue(strategy = GenerationType.IDENTITY)

diff --git a/dateroad-domain/src/main/java/org/dateroad/place/domain/CoursePlace.java b/dateroad-domain/src/main/java/org/dateroad/place/domain/CoursePlace.java
@@ -2,6 +2,7 @@
 
 import jakarta.persistence.Entity;
 import jakarta.persistence.FetchType;
+import jakarta.persistence.Index;
 import jakarta.persistence.JoinColumn;
 import jakarta.persistence.ManyToOne;
 import jakarta.persistence.Table;
@@ -16,7 +17,7 @@
 @SuperBuilder
 @NoArgsConstructor(access = AccessLevel.PROTECTED)
 @AllArgsConstructor(access = AccessLevel.PRIVATE)
-@Table(name = "course_places")
+@Table(name = "course_places",indexes = @Index(columnList = "course_id"))
 public class CoursePlace extends Place {
     @ManyToOne(fetch = FetchType.LAZY)
     @JoinColumn(name = "course_id")