[postgis-tickets] [PostGIS] #3694: regress_selectivity failing on PostgreSQL 10dev

PostGIS trac at osgeo.org
Sat Apr 8 00:37:45 PDT 2017


#3694: regress_selectivity failing on PostgreSQL 10dev
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  Reporter:  robe     |      Owner:  pramsey
      Type:  defect   |     Status:  new
  Priority:  medium   |  Milestone:  PostGIS 2.4.0
 Component:  postgis  |    Version:  trunk
Resolution:           |   Keywords:  postgresql 10
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Comment (by strk):

 That selectivity test was written by Paul as far as I can tell. It looks
 like estimations grew with PostgreSQL 10 ? Like correct estimation is 50%
 but from PostgreSQL 10 we are estimating 63% of seletivity, if I read that
 correctly. What could affect this ? Maybe a change in the default stat
 target for tables (I see no explicit setting that stat target in the
 testcase)

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Ticket URL: <https://trac.osgeo.org/postgis/ticket/3694#comment:1>
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