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Adjust indentation in src/backend/optimizer/README.

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The previous indentation of optimizer functions was unclear; adjust the
indentation dashes so that a deeper level of indentation indicates that
the outer optimizer function calls the inner one.

Author: Richard Guo, with additional change by me
Reviewed-by: Kyotaro Horiguchi
Discussion: https://postgr.es/m/CAMbWs4-U-ogzpchGsP2BBMufCss1hktm%2B%2BeTJK_dUC196pw0cQ%40mail.gmail.com
This commit is contained in:
Etsuro Fujita 2020-05-22 15:45:00 +09:00
parent 10e1521f5c
commit bb2ae6fa47
1 changed files with 2 additions and 2 deletions
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src/backend/optimizer/README
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@ -315,7 +315,7 @@ set up for recursive handling of subqueries
preprocess target list for non-SELECT queries
handle UNION/INTERSECT/EXCEPT, GROUP BY, HAVING, aggregates,
ORDER BY, DISTINCT, LIMIT
--query_planner()
---query_planner()
make list of base relations used in query
split up the qual into restrictions (a=1) and joins (b=c)
find qual clauses that enable merge and hash joins
@ -325,7 +325,7 @@ set up for recursive handling of subqueries
find selectivity of columns used in joins
make_rel_from_joinlist()
hand off join subproblems to a plugin, GEQO, or standard_join_search()
-----standard_join_search()
------standard_join_search()
call join_search_one_level() for each level of join tree needed
join_search_one_level():
For each joinrel of the prior level, do make_rels_by_clause_joins()