Top "Nosql-aggregation" questions

Questions related to Aggregation functions in NoSQL databases.

MAX(), DISTINCT and group by in Cassandra

I am trying to remodel a SQL database Cassandra such that, I can find the Cassandra equivalent for the SQL …

Read More
nosql cassandra cql cql3 nosql-aggregation
(MongoDB Java) $push into array

I'm using mongo 2.2.3 and the java driver. My dilemma, I have to $push a field and value into an array, …

Read More
java mongodb mongo-java nosql-aggregation jongo
Multiple group-by in Elasticsearch

I need to aggregate (group-by) using 3 fields in ES. Can I do that in 1 query or that I need to …

Read More
elasticsearch nosql-aggregation
How to do basic aggregation with DynamoDB?

How is aggregation achieved with dynamodb? Mongodb and couchbase have map reduce support. Lets say we are building a tech …

Read More
nosql amazon-dynamodb amazon-dynamodb-streams nosql-aggregation