@inproceedings{DBLP:conf/icde/Lohman86,
  author    = {Guy M. Lohman},
  title     = {Do semantically equivalent SQL queries perform differently?},
  booktitle = {ICDE},
  year      = {1986},
  pages     = {225-226},
  crossref  = {DBLP:conf/icde/86},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}

@proceedings{DBLP:conf/icde/86,
  title     = {Proceedings of the Second International Conference on Data
               Engineering, February 5-7, 1986, Los Angeles, California,
               USA},
  publisher = {IEEE Computer Society},
  year      = {1986},
  isbn      = {0-8186-0655-X},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}