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Fix comment related to calculation location of total_table_pages 

As of commit c6e4133, the calculation happens in make_one_rel() and not
query_planner().

Author: Amit Langote
Discussion: https://postgr.es/m/c7a04a90-42e6-28a4-811a-a7e352831ba1@lab.ntt.co.jp
This commit is contained in:
Michael Paquier 2019-02-13 16:31:20 +09:00
parent 7215efdc00
commit 6ea95166a0
1 changed files with 1 additions and 1 deletions
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src/backend/optimizer/path/costsize.c
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@ -815,7 +815,7 @@ extract_nonindex_conditions(List *qual_clauses, List *indexclauses)
* product rather than calculating it here. "pages" is the number of pages
* in the object under consideration (either an index or a table).
* "index_pages" is the amount to add to the total table space, which was
* computed for us by query_planner.
* computed for us by make_one_rel.
*
* Caller is expected to have ensured that tuples_fetched is greater than zero
* and rounded to integer (see clamp_row_est). The result will likewise be