01474cam a2200289 a 450000500170000000800410001702000150005803500150007305000230008811100960011124501660020726000270037330000110040050002000041165000370061170000260064871000260067471000870070090700250078790200110081299800280082394500100085194200070086190901710086899900150103995201300105420260817161439.0080624s1981    us      r     100|0 eng |  a0897910400  a.b1005237900aQA76.9 D3bA3 19812 aACM-SIGMOD International Conference on Management of Datad(1981 :cUniversity of Michigan)10aACM - SIGMOD 1981 International Conference on Management of Data :bApril 29 - May 1, the University of Michigan, Ann Arbor, Michigan /cedited by Y. Edmund Lien  aNew York :bACM,c1981  a230 p.  aPapers presented at the 1981 ACM - Sigmod International Conference on Management of Data. Sponsored by the Special Interest Group for Management of Data of the Association for Computing Machinery 0aData base managementvCongresses1 aLien, Y. Edmund,eed.1 aMichigan.bUniversity2 aAssociation for Computing Machinery.bSpecial Interest Group on Management of Data  a.b10052379bmngc cu  a150521  b1c951012dmea  fug0  lmngc   c14  aBarcode : 30050003186201bCREATED : 1995-10-13cRECORD # : i10044048dLPATRON : 0eLCHKIN : -f# RENEWALS : 0g# OVERDUE : 0hIUSE3 : 0iTOT CHKOUT : 0jTOT RENEW : 0  c1332d1332  00104070aMAINbMAINcmngcd2026-08-17g10.00l0oQA76.9 D3 A3 1981p30050003186201r2026-08-17 16:14:39t1w2026-08-17y14