fix: entity 수정

src/main/kotlin/kr/hs/dsm/inq/domain/question/persistence/Problem.kt

@@ -0,0 +1,15 @@
+package kr.hs.dsm.inq.domain.question.persistence
+
+import javax.persistence.*
+
+@Table(name = "tbl_problem")
+@Entity
+data class Problem (
+    @Id
+    @Column(columnDefinition = "BIGINT", nullable = false)
+    val id: Long = 0L,
+
+    @Column(columnDefinition = "VARCHAR(30)", nullable = false)
+    @Enumerated(EnumType.STRING)
+    val type: ProblemType
+)

src/main/kotlin/kr/hs/dsm/inq/domain/question/persistence/QuestionSets.kt

@@ -20,7 +20,14 @@ class QuestionSets (
     @Column(columnDefinition = "DATETIME(6)", nullable = false, updatable = false)
     var createdAt: LocalDateTime = LocalDateTime.now(),
 
+    @Column(columnDefinition = "INT", nullable = false)
+    var answerCount: Int,
+
     @ManyToOne(fetch = FetchType.LAZY)
     @JoinColumn(name = "post_id", columnDefinition = "BIGINT",nullable = false)
     var postId: Post,
+
+    @ManyToOne(fetch = FetchType.LAZY)
+    @JoinColumn(name = "problem_id", columnDefinition = "BITINT", nullable = false)
+    var problemId: Problem,
 )

src/main/kotlin/kr/hs/dsm/inq/domain/question/persistence/QuestionSolvingHistory.kt

@@ -16,18 +16,10 @@ class QuestionSolvingHistory (
     @JoinColumn(name = "user_id", columnDefinition = "BIGINT", nullable = false)
     var userId: User,
 
-    @ManyToOne(fetch = FetchType.LAZY)
-    @JoinColumn(name = "question_id", columnDefinition = "BIGINT")
-    var questionId: Questions,
-
-    @ManyToOne(fetch = FetchType.LAZY)
-    @JoinColumn(name = "question_set_id", columnDefinition = "BIGINT",)
-    var questionSetID: QuestionSets,
-
-    @Column(columnDefinition = "VARCHAR(30)")
-    @Enumerated(EnumType.STRING)
-    var type: ProblemType,
-
     @Column(columnDefinition = "DATETIME(6)", nullable = false)
     var solvedAt: LocalDateTime = LocalDateTime.now(),
+
+    @ManyToOne(fetch = FetchType.LAZY)
+    @JoinColumn(name = "problem", columnDefinition = "BIGINT", nullable = false)
+    var problem: Problem
 )

src/main/kotlin/kr/hs/dsm/inq/domain/question/persistence/Questions.kt

@@ -40,9 +40,13 @@ data class Questions(
     var category: Category,
 
     @ManyToOne(fetch = FetchType.LAZY)
-    @JoinColumn(name = "author_id", columnDefinition = "VARCHAR(1000)", nullable = false)
+    @JoinColumn(name = "author_id", columnDefinition = "BIGINT", nullable = false)
     var author: User,
 
+    @ManyToOne(fetch = FetchType.LAZY)
+    @JoinColumn(name = "problem_id", columnDefinition = "BIGINT", nullable = false)
+    var problem: Problem,
+
     @Column(nullable = false, updatable = false, columnDefinition = "DATETIME(6)")
     val createdAt: LocalDateTime = LocalDateTime.now()