@inproceedings{DBLP:conf/sigmod/LinACOW11,
  author    = {Yuting Lin and
               Divyakant Agrawal and
               Chun Chen and
               Beng Chin Ooi and
               Sai Wu},
  title     = {Llama: leveraging columnar storage for scalable join processing
               in the MapReduce framework},
  booktitle = {SIGMOD Conference},
  year      = {2011},
  pages     = {961-972},
  ee        = {http://doi.acm.org/10.1145/1989323.1989424},
  crossref  = {DBLP:conf/sigmod/2011},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}

@proceedings{DBLP:conf/sigmod/2011,
  editor    = {Timos K. Sellis and
               Ren{\'e}e J. Miller and
               Anastasios Kementsietsidis and
               Yannis Velegrakis},
  title     = {Proceedings of the ACM SIGMOD International Conference on
               Management of Data, SIGMOD 2011, Athens, Greece, June 12-16,
               2011},
  booktitle = {SIGMOD Conference},
  publisher = {ACM},
  year      = {2011},
  isbn      = {978-1-4503-0661-4},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}