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Barry Fritchman <barry.fritchman@hp.com>
committed
on 29 Sep 14
Estmate NHase row count when stats not available
When statistics are not available for a table, give the optimizer
a better estimate of its … Show more
Estmate NHase row count when stats not available

When statistics are not available for a table, give the optimizer

a better estimate of its cardinaly than the default value by

reading summary information from the trailer block of the table's

HFiles.

blueprint estimate-rowcount

Change-Id: Ie4a44bc7c87385c551eef96478147117b151ab9b

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