Connect with URI

Connect to Atlas or any MongoDB URI with mongosh

mongosh 'mongodb+srv://user:pass@cluster.example.com/mydb'
tool
mongodb20 commands
tags
mongodb

More mongodb commands

  • Explain query plan
    db.orders.find({status:'new'}).explain('executionStats')

    Show execution stats including index usage

  • Create compound index
    db.orders.createIndex({userId: 1, createdAt: -1}, {background: true})

    Ascending userId + descending createdAt index

  • Aggregation pipeline example
    db.orders.aggregate([{$match:{status:'paid'}},{$group:{_id:'$userId',total:{$sum:'$amount'}}},{$sort:{total:-1}},{$limit:10}])

    Top 10 users by paid order amount

  • Check replication lag
    rs.printSecondaryReplicationInfo()

    Show secondary lag and oplog window

  • Current operations (slow queries)
    db.currentOp({active:true, secs_running:{$gt:5}})

    List operations running longer than 5 seconds

all 20 mongodb commands