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Questions - aws-documentdb-mongoapi

How can I refactor the following $let queries

I am planning to migrate mongodb to aws's documentdb. As per DocDB's documentation, $let queries are not supported natively. So I am looking for options about how can I refactor the following: let par...
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justinpakulo

mongodb

mongoose

aws-documentdb

aws-documentdb-mongoapi

Votes: 0

Answers: 1

Latest Answer

The workaround I see is to assign the current_status variable in code, as the result of the { $arrayElemAt: [ ‘$status_history’, -1 ]} query, then do the $or query. Yes, that will be 2 queries instead...
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Mihai A

$expr' operator not supported in AWS documentdb - Any alternative to $exp

We are trying to migrate Mongo 4.4 version to Document DB 3.6 - 4 version. While checking for compaitability we saw '$expr' operator not supported. Is there any alternative to this in AWS Documentdb?...
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Ashutosh Kumar

mongodb

aws-documentdb

aws-documentdb-mongoapi

Votes: 0

Answers: 1

Latest Answer

There is no alternative to $expr as this is the only operator that allow's you to use aggregation operators within the query language, specifically when it comes to the simple queries (aka find). When...
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Tom Slabbaert

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