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Teach btree to handle ScalarArrayOpExpr quals natively.

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This allows "indexedcol op ANY(ARRAY[...])" conditions to be used in plain
indexscans, and particularly in index-only scans.
This commit is contained in:
Tom Lane
2011-10-16 15:39:24 -04:00
parent 0898d71f66
commit 9e8da0f757
13 changed files with 726 additions and 129 deletions
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7
doc/src/sgml/catalogs.sgml
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@ -491,6 +491,13 @@
for the first index column?</entry>
</row>
<row>
<entry><structfield>amsearcharray</structfield></entry>
<entry><type>bool</type></entry>
<entry></entry>
<entry>Does the access method support <literal>ScalarArrayOpExpr</> searches?</entry>
</row>
<row>
<entry><structfield>amsearchnulls</structfield></entry>
<entry><type>bool</type></entry>