1. hive on spark
http://lxw1234.com/archives/2015/05/200.htm
focus: RPC transfer message between client and driver.(RPC http://www.cnblogs.com/Hybird3D/p/3346582.html)
optimization: hive distribution cache for map join , cache for sharing source
1. hive on spark
http://lxw1234.com/archives/2015/05/200.htm
focus: RPC transfer message between client and driver.(RPC http://www.cnblogs.com/Hybird3D/p/3346582.html)
optimization: hive distribution cache for map join , cache for sharing source
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