Construct · 1 fields · 1 citations

lost update: a standalone construct

One name. One construct. A landmark on the map.

● anchor · a standalone construct Nearest construct by meaning·not indexed

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Database systems

an anomaly in which one transaction overwrites another's committed change to the same item because both read the old value first.

In database systems, lost update refers to an anomaly in which one transaction overwrites another's committed change to the same item because both read the old value first. This meaning comes from Berenson (1995) in Proceedings of the 1995 ACM SIGMOD international conference on Management of data - SIGMOD '95.[1]

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Nearby constructs

dirty2 fields · 2 citationsjingle · one word, two constructs isolation5 fields · 5 citationsjingle · one word, five constructs non-repeatable read1 fields · 1 citationsanchor · a standalone construct

References

Berenson, H., Bernstein, P., Gray, J., Melton, J., O'Neil, E., & O'Neil, P. (1995). A critique of ANSI SQL isolation levels. Proceedings of the 1995 ACM SIGMOD international conference on Management of data - SIGMOD '95. https://doi.org/10.1145/223784.223785

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