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1 parent 213c959 commit be98a55Copy full SHA for be98a55
src/backend/optimizer/path/allpaths.c
@@ -2180,9 +2180,9 @@ set_dummy_rel_pathlist(RelOptInfo *rel)
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/*
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* We set the cheapest-path fields immediately, just in case they were
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- * pointing at some discarded path. This is redundant when we're called
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- * from set_rel_size(), but not when called from elsewhere, and doing it
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- * twice is harmless anyway.
+ * pointing at some discarded path. This is redundant in current usage
+ * because set_rel_pathlist will do it later, but it's cheap so we keep it
+ * for safety and consistency with mark_dummy_rel.
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*/
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set_cheapest(rel);
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}
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