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revert: Transform OR clauses to ANY expression

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This commit reverts 72bd38cc99 due to implementation and design issues.

Reported-by: Tom Lane
Discussion: https://postgr.es/m/3604469.1712628736%40sss.pgh.pa.us
This commit is contained in:
Alexander Korotkov
2024-04-10 02:07:34 +03:00
parent 5a15bdea3b
commit ff9f72c68f
14 changed files with 20 additions and 786 deletions
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12
src/backend/utils/misc/guc_tables.c
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@ -3668,18 +3668,6 @@ struct config_int ConfigureNamesInt[] =
NULL, NULL, NULL
},
{
{"or_to_any_transform_limit", PGC_USERSET, QUERY_TUNING_OTHER,
gettext_noop("Sets the minimum length of the list of OR clauses to attempt the OR-to-ANY transformation."),
gettext_noop("Once the limit is reached, the planner will try to replace expression like "
"'x=c1 OR x=c2 ..' to the expression 'x = ANY(ARRAY[c1,c2,..])'"),
GUC_EXPLAIN
},
&or_to_any_transform_limit,
5, -1, INT_MAX,
NULL, NULL, NULL
},
/* End-of-list marker */
{
{NULL, 0, 0, NULL, NULL}, NULL, 0, 0, 0, NULL, NULL, NULL