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Overview
Comment:Increase the default minimum PMA size for multi-threaded sorting from 10x the page size to 250x the page size. Provide the SQLITE_SORTER_PMASZ compile-time option to change this default.
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SHA1: b05340fe3cd5f1676a55023228dc8d1a92de5936
User & Date: drh 2014-12-09 14:42:49
Context
2014-12-09
15:12
Add the SQLITE_REVERSE_UNORDERED_SELECTS compile-time option that causes the "PRAGMA reverse_unordered_selects" setting to be on by default. check-in: 75a803e6 user: drh tags: trunk
15:01
Increase the default PMA size from 10 to 250 pages and provide the SQLITE_SORTER_PMASZ compile-time option to change this default. Add needed mutex call when clearing the KeyInfo cache in shared-cache mode. check-in: 6e2da589 user: drh tags: apple-osx
14:54
Merge the KeyInfo cache mutex fix from trunk. check-in: f0940c73 user: drh tags: sessions
14:42
Increase the default minimum PMA size for multi-threaded sorting from 10x the page size to 250x the page size. Provide the SQLITE_SORTER_PMASZ compile-time option to change this default. check-in: b05340fe user: drh tags: trunk
04:26
Fix harmless compiler warning. check-in: e97b7a8b user: mistachkin tags: trunk
Changes
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Changes to src/vdbesort.c.