Fix errors from the rddtable merge.
Fix errors from the rddtable merge.
mattyb149/blinkdb,lzshlzsh/shark,alabid/blinkdb,amplab/shark,alabid/blinkdb,mattyb149/blinkdb,sameeragarwal/blinkdb,alabid/blinkdb,amplab/shark,lzshlzsh/shark,sjyk/sampleclean,mapr/shark,mattyb149/blinkdb,amplab/shark,mapr/shark,mapr/shark,sjyk/sampleclean,sjyk/sampleclean,lzshlzsh/shark,sameeragarwal/blinkdb,sameeragarwal/blinkdb