You need to annotate you POJO fields with @QuerySqlField. This annotation will make them visible to SQL queries on the cache. Also, you can add indexes to these fields for better performance.
Both, Java and XML configurations are available See https://apacheignite.readme.io/docs/cache-queries#sql-queries for details -- Sent from: http://apache-ignite-users.70518.x6.nabble.com/
