Knex procedural sequence vs join

knex_join_vs_procedural.js

try {
    
    // queries sequence
    const topicIDs = await knex('topics_users').select('topic_id').where('user_id', userID)
    const topics = await knex('topics').select('*').where('id', topicIDs)

    //single query
    const topicsInOneGo = await knex('topics').select('*')
    .innerJoin('topics_users', 'topics_users.id', 'topics.id')
    .where('topics_users.user_id', topicIDs)

} catch (error) {
    console.log(`Oops!`, err)
}