diff --git a/build.gradle b/build.gradle
index 9222ab9..9a4990e 100644
--- a/build.gradle
+++ b/build.gradle
@@ -34,8 +34,8 @@ dependencies {
 	implementation group: 'org.springframework.cloud', name: 'spring-cloud-gcp-starter', version: '1.2.5.RELEASE'
 	implementation group: 'org.springframework.cloud', name: 'spring-cloud-gcp-storage', version: '1.2.5.RELEASE'
 	annotationProcessor 'org.projectlombok:lombok'
-//	runtimeOnly 'com.h2database:h2'
-	implementation 'mysql:mysql-connector-java'
+	runtimeOnly 'com.h2database:h2'
+//	implementation 'mysql:mysql-connector-java'
 }
 
 
diff --git a/src/main/java/com/SollutionChallenge/HighLight/Folder/Folder.java b/src/main/java/com/SollutionChallenge/HighLight/Folder/Folder.java
index 4bc9fbd..2e42fec 100644
--- a/src/main/java/com/SollutionChallenge/HighLight/Folder/Folder.java
+++ b/src/main/java/com/SollutionChallenge/HighLight/Folder/Folder.java
@@ -29,7 +29,7 @@ public class Folder {
 	private Long id;
 
 	@ManyToOne(fetch = FetchType.LAZY)
-	@JoinColumn(name = "user_id", nullable = false)
+	@JoinColumn(name = "user_id")
 	private User userId;
 
 	@Column(nullable = false)
diff --git a/src/main/java/com/SollutionChallenge/HighLight/Folder/FolderRequestDto.java b/src/main/java/com/SollutionChallenge/HighLight/Folder/FolderRequestDto.java
index f8d98de..c135082 100644
--- a/src/main/java/com/SollutionChallenge/HighLight/Folder/FolderRequestDto.java
+++ b/src/main/java/com/SollutionChallenge/HighLight/Folder/FolderRequestDto.java
@@ -13,7 +13,7 @@
 @AllArgsConstructor
 public class FolderRequestDto {
 
-	private User userId;
+	private Long userId;
 	private String folderName;
 
 }
diff --git a/src/main/resources/application.properties b/src/main/resources/application.properties
index 8a714b6..118fdca 100644
--- a/src/main/resources/application.properties
+++ b/src/main/resources/application.properties
@@ -22,8 +22,23 @@ spring.cloud.gcp.storage.project-id=heroic-habitat-376713
 spring.cloud.gcp.storage.bucket=leturn-file-bucket
 
 #db
-#spring.datasource.driver-class-name=
-#spring.datasource.url=
-#spring.datasource.username=
+#spring.datasource.url=jdbc:mysql://localhost:3306/HighLight?serverTimezone=UTC&useSSL=false&allowPublicKeyRetrieval=true
+#spring.datasource.username=root
 #spring.datasource.password=
+#spring.datasource.driver-class-name=com.mysql.cj.jdbc.Driver
+
+spring.datasource.url=jdbc:h2:mem:testdb
+spring.datasource.driverClassName=org.h2.Driver
+spring.datasource.username=sa
+spring.datasource.password=
+
+
+
+# google login
+google.auth.url=https://oauth2.googleapis.com/
+google.login.url=https://accounts.google.com/
+google.redirect.uri=http://localhost:8080/google/login/redirect
+google.client.id=907385257015-gp3hqfll9khmcgm6lv3re3u5htqohuhr.apps.googleusercontent.com
+google.secret=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
+google.auth.scope=profile,email,openid