<Spring Boot - update data> I have a little proble...

# stackoverflow

[user]

Spring Boot - update data
I have a little problem.
I try update in repository one column.
Repository
@Modifying
@Query("UPDATE Conversation conversation SET conversation.friend = ?1 WHERE conversation.id = ?2")
fun setConversationInfoById(friend: Boolean, id: UUID): List

Service
fun addDeleteFriend(conversation: Conversation) {
val openedConversation = db.findByIdOrNull(conversation.id)

if (openedConversation == null) db.save(conversation)
else db.setConversationInfoById(openedConversation.friend,...