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2 votes

Enable remote access to database via proxy server

Have you thought of something like humongous.io (disclaimer I'm a co-founder)? It's an online GUI for MongoDB. You whitelist one IP address (Humongous' server) and your team can access MongoDB through ...
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  • 121
1 vote
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MongoDB - query performance when sharding by _id

See mongos Broadcast Operations: mongos instances broadcast queries to all shards for the collection unless the mongos can determine which shard or subset of shards stores this data. After the mongos ...
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1 vote

MongoDB - query performance when sharding by _id

The answer is yes. The scattered query is what you get when you use _id as the sharding key. The query is sent to all shards and result is "gathered" from them. As here is said If a query ...
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  • 5,283
1 vote

Upgrade a large mongodb database from 3.6 to 6

ok I figured it out one can simply update the mongo binaries but doing this via all the intermediate versions; first to 4.0, then 4.2, 4.4, 5.0, and finally 6.0 I did this without any copying or ...
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  • 21
1 vote
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MongoDB OplogStart Missing

The first one is rolling back writes from one of the nodes. When a secondary lost connectivity it claimed to be master and accepted some writes. The log entry says that 20 min before that the real ...
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  • 210
1 vote
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Why MongoDB doesn't allow to connect with the database specified?

All authentication information is at admin -database. When you use authentication and need to login to a different DB than the default, you need to tell mongo what is the authentication DB. This is ...
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  • 5,283
1 vote

MS SQL Server Express alternatives, choosing between Relational-DB / NoSQL

As Stephen points out above, a solution I normally recommend to people who are hard stuck on using SQL Server Express edition is to find a way to partition their data into multiple databases. Most ...
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