doc PG 17 relnotes: add two optimizer items
Bruce Momjian <bruce@momjian.us>
doc PG 17 relnotes: add two optimizer items One is about subqueries becoming joins and the other is about optimizing LIMIT by improving startup cost. Reported-by: Andy Fan Discussion: https://postgr.es/m/87h6f4ncc6.fsf@163.com Reviewed-by: David Rowley Backpatch-through: master
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