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Memory usage and joins — Vertica Forum

Memory usage and joins

kxukxu Administrator
in General Discussion

If a query fails on its first execution, could another reason for initial failure be that there is not enough memory available in the resource pool to complete the join?

Optimizing Query Performance and Resource Pool Tuning
@rbankula @bat

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Answers

  • [Deleted User][Deleted User] Administrator

    yes , it is possible that additional memory required to execute hash join is not available in resource pools.

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