On 25/05/10 23:56, Josh Berkus wrote:
Do we get a bit in the visibility map for a page which has aborted
transaction rows on it?

If there's a tuple with an aborted xmin on a page, the bit in the visibility map is not set. A tuple with aborted xmax doesn't matter.

  Heikki Linnakangas
  EnterpriseDB   http://www.enterprisedb.com

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