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4.2.08. Timestamping

  • DBMS associates two TS with each item



  • Read_TS(X): gets read timestamp of item X
    • timestamp of most recent successful read on X
    • = TS(T) where T is youngest read transaction




  • Write_TS(X): gets write timestamp of item X
    • as for read timestamp
‹ 4.2.07. Timestampsup4.2.09. Timestamping ›
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