init

src/main/java/kr/co/ragone/domain/DocChunk.java

@@ -0,0 +1,52 @@
+package kr.co.ragone.domain;
+
+import jakarta.persistence.*;
+import lombok.*;
+import org.hibernate.annotations.JdbcTypeCode;
+import org.hibernate.type.SqlTypes;
+import java.time.LocalDateTime;
+import java.util.Map;
+
+@Entity
+@Table(name = "TB_DOC_CHUNK")
+@Getter
+@Setter
+@NoArgsConstructor
+@AllArgsConstructor
+@Builder
+public class DocChunk {
+
+    @Id
+    @GeneratedValue(strategy = GenerationType.IDENTITY)
+    @Column(name = "chunk_id")
+    private Long chunkId;
+
+    @ManyToOne(fetch = FetchType.LAZY)
+    @JoinColumn(name = "doc_id")
+    private DocInfo docInfo;
+
+    @ManyToOne(fetch = FetchType.LAZY)
+    @JoinColumn(name = "topic_id")
+    private TopicInfo topicInfo;
+
+    @Column(name = "chunk_content", nullable = false, columnDefinition = "TEXT")
+    private String chunkContent;
+
+    // pgvector는 Native Query로 처리
+    @Column(name = "chunk_embedding", columnDefinition = "vector(1536)")
+    private String chunkEmbedding;
+
+    @Column(name = "chunk_index")
+    private Integer chunkIndex;
+
+    @Column(name = "token_count")
+    private Integer tokenCount;
+
+    @JdbcTypeCode(SqlTypes.JSON)
+    @Column(name = "chunk_metadata", columnDefinition = "jsonb")
+    private Map<String, Object> chunkMetadata;
+
+    @Column(name = "created_at")
+    @Builder.Default
+    private LocalDateTime createdAt = LocalDateTime.now();
+}