refactor: Match Against 변경

infra/mysql/initdb.d/init.sql

@@ -216,8 +216,7 @@ create table room
     created_at         datetime(6)       not null,
     updated_at         datetime(6),
     primary key (id),
-    FULLTEXT INDEX full_index_title (title) WITH PARSER ngram,
-    FULLTEXT INDEX full_index_manager_nickname (manager_nickname) WITH PARSER ngram
+    FULLTEXT INDEX full_index_room (title, manager_nickname) WITH PARSER ngram
 );
 
 create table routine

src/main/java/com/moabam/api/domain/room/Room.java

@@ -55,8 +55,7 @@ public class Room extends BaseTimeEntity {
 	@Column(name = "id")
 	private Long id;
 
-	@Column(name = "title",
-		columnDefinition = "VARCHAR(20) NOT NULL, FULLTEXT INDEX full_title (title) WITH PARSER ngram")
+	@Column(name = "title", length = 20)
 	private String title;
 
 	@Column(name = "password", length = 8)
@@ -91,7 +90,7 @@ public class Room extends BaseTimeEntity {
 	private String roomImage;
 
 	@Column(name = "manager_nickname",
-		columnDefinition = "VARCHAR(30), FULLTEXT INDEX full_nickname (manager_nickname) WITH PARSER ngram")
+		columnDefinition = "VARCHAR(30), FULLTEXT INDEX full_text_room (title, manager_nickname) WITH PARSER ngram")
 	private String managerNickname;
 
 	@Column(name = "deleted_at")

src/main/java/com/moabam/api/domain/room/repository/RoomSearchRepository.java

@@ -22,7 +22,8 @@
 public class RoomSearchRepository {
 
 	private static final double MATCH_THRESHOLD = 0.0;
-	private static final String MATCH_AGAINST_TEMPLATE = "function('match_against', {0}, {1})";
+	private static final String MATCH_AGAINST_TEMPLATE_ONE = "function('match_against', {0}, {1})";
+	private static final String MATCH_AGAINST_TEMPLATE_TWO = "function('match_against_two', {0}, {1}, {2})";
 
 	private final JPAQueryFactory jpaQueryFactory;
 
@@ -56,11 +57,9 @@ public List<Room> searchWithKeyword(String keyword, RoomType roomType, Long room
 	private BooleanExpression matchAgainst(String keyword) {
 		keyword = "\"" + keyword + "\"";
 
-		return Expressions.numberTemplate(Double.class, MATCH_AGAINST_TEMPLATE, room.title, keyword)
-			.gt(MATCH_THRESHOLD)
-			.or(Expressions.numberTemplate(Double.class, MATCH_AGAINST_TEMPLATE, room.managerNickname, keyword)
-				.gt(MATCH_THRESHOLD))
-			.or(Expressions.numberTemplate(Double.class, MATCH_AGAINST_TEMPLATE, routine.content, keyword)
+		return Expressions.numberTemplate(Double.class, MATCH_AGAINST_TEMPLATE_TWO, room.title, room.managerNickname,
+				keyword).gt(MATCH_THRESHOLD)
+			.or(Expressions.numberTemplate(Double.class, MATCH_AGAINST_TEMPLATE_ONE, routine.content, keyword)
 				.gt(MATCH_THRESHOLD));
 	}
 }

src/main/java/com/moabam/global/config/SqlFunctionContributor.java

@@ -11,7 +11,12 @@ public class SqlFunctionContributor implements FunctionContributor {
 	public void contributeFunctions(FunctionContributions functionContributions) {
 		functionContributions.getFunctionRegistry()
 			.registerPattern(
-				"match_against", "MATCH (?1) AGAINST (?2 IN BOOLEAN MODE)",
+				"match_against", "MATCH (?1) AGAINST (?2 IN NATURAL LANGUAGE MODE)",
+				functionContributions.getTypeConfiguration().getBasicTypeRegistry().resolve(DOUBLE));
+
+		functionContributions.getFunctionRegistry()
+			.registerPattern(
+				"match_against_two", "MATCH (?1, ?2) AGAINST (?3 IN NATURAL LANGUAGE MODE)",
 				functionContributions.getTypeConfiguration().getBasicTypeRegistry().resolve(DOUBLE));
 	}
 }