AQL- expected join possible in Arangodb and How?

Question

My Environment

• ArangoDB Version: 3.5.2(the latest i think)
• Storage Engine:RocksDB
• Deployment Mode:Single Server
• D

Answer 1

You could try

FOR item in collection_1
    FOR item2 in collection_2
        FILTER item.id == item2.id
        RETURN MERGE(item, item2)

You can check the documentation: https://www.arangodb.com/docs/stable/aql/examples-join.html