default: {
    checkIfTopicInGroupExists(
        topicGroupId: number,
        topicId: number,
    ): Promise<RowDataPacket[]>;
    insertTopicInGroup(
        topicGroupId: number,
        topicId: number,
    ): Promise<QueryResult>;
} = ...
Type declaration
- checkIfTopicInGroupExists:function- checkIfTopicInGroupExists(    topicGroupId: number,    topicId: number,): Promise<RowDataPacket[]> - Parameters- topicGroupId: number
- topicId: number
 
- Returns Promise<RowDataPacket[]>- A promise that resolves to the existing topic in the group, if any. 
 
- insertTopicInGroup:function- insertTopicInGroup(topicGroupId: number, topicId: number): Promise<QueryResult> - Parameters- topicGroupId: number
- topicId: number
 
- Returns Promise<QueryResult>- A promise that resolves when the insertion is complete. 
 
Model for managing topics in groups.