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Commit45401c1

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Prevent index-only scans in stats regression test.
This bollixes the test because it's expecting to see the idx_tup_fetchcounter increase, which won't happen if heap fetches were avoided by useof an index-only scan. Per buildfarm results.While at it, let's just make sure that enable_seqscan and enable_indexscanare ON for this test ...
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‎src/test/regress/expected/stats.out

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@@ -11,6 +11,11 @@ SHOW track_counts; -- must be on
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-- ensure that both seqscan and indexscan plans are allowed
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SET enable_seqscan TO on;
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SET enable_indexscan TO on;
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-- for the moment, we don't want index-only scans here
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SET enable_indexonlyscan TO off;
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-- wait to let any prior tests finish dumping out stats;
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-- else our messages might get lost due to contention
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SELECT pg_sleep(2.0);

‎src/test/regress/sql/stats.sql

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@@ -8,6 +8,12 @@
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-- conditio sine qua non
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SHOW track_counts;-- must be on
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-- ensure that both seqscan and indexscan plans are allowed
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SET enable_seqscan TOon;
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SET enable_indexscan TOon;
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-- for the moment, we don't want index-only scans here
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SET enable_indexonlyscan TO off;
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-- wait to let any prior tests finish dumping out stats;
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-- else our messages might get lost due to contention
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SELECT pg_sleep(2.0);

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