Hi, If you want, you can work without POJO at all. It's possible to work wih BinaryObjects: https://apacheignite.readme.io/docs/binary-marshaller
Here is working example: http://apache-ignite-users.70518.x6.nabble.com/SQL-queries-with-BinaryObject-td5636.html Evgenii -- View this message in context: http://apache-ignite-users.70518.x6.nabble.com/Cache-Store-in-Ignite2-0-tp15227p15230.html Sent from the Apache Ignite Users mailing list archive at Nabble.com.