Yes, sure.The query will be split into multiple map queries and a single reduce query. Then all the map queries are executed on all data nodes, providing results to the reducing node, which will in turn run the reduce query over these intermediate results. For more information check [1]
[1] http://apacheignite.gridgain.org/docs/sql-queries Sergej -- View this message in context: http://apache-ignite-users.70518.x6.nabble.com/Composite-affinity-key-tp8462p8479.html Sent from the Apache Ignite Users mailing list archive at Nabble.com.
