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Commit8cf0ad1

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Add comment that ec_relids excludes "child" EquivalenceClass members.
This was already documented a few lines further down, but the commentjust beside the field declaration could be misleading. Per gripefrom Kyotaro Horiguchi.
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‎src/include/nodes/relation.h

Lines changed: 2 additions & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -585,7 +585,8 @@ typedef struct EquivalenceClass
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List*ec_members;/* list of EquivalenceMembers */
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List*ec_sources;/* list of generating RestrictInfos */
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List*ec_derives;/* list of derived RestrictInfos */
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Relidsec_relids;/* all relids appearing in ec_members */
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Relidsec_relids;/* all relids appearing in ec_members, except
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* for child members (see below) */
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boolec_has_const;/* any pseudoconstants in ec_members? */
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boolec_has_volatile;/* the (sole) member is a volatile expr */
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boolec_below_outer_join;/* equivalence applies below an OJ */

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