weixin_39633102 2020-11-21 19:52
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Implement bp:innodb-fts-ngram-ignore-stopword-list (A new InnoDB variable to control whether InnoDB FTS NGRAM parser should ignore stopword list)

(https://blueprints.launchpad.net/percona-server/+spec/innodb-fts-ngram-ignore-stopword-list)

lp:1679135 "Ignore INNODB_FT_DEFAULT_STOPWORD for ngram indexes" (https://bugs.launchpad.net/percona-server/+bug/1679135)

Bug #84420 "stopwords and ngram indexes" (https://bugs.mysql.com/bug.php?id=84420)

Thanks to Sveta Smirnova (sveta.smirnova.com) for original contribution.

Introduced new 'innodb_ft_ignore_ngram_check' InnoDB session/global variable which can be set to 'ON' to instruct InnoDB Full Text Search NGRAM parser to ignore stopword list.

Added new 'innodb_fts.percona_ft_ignore_ngram_check' MTR test case to check stopword list ignoring logic.

Added new 'sys_vars.innodb_ft_ignore_ngram_check_basic' MTR test case to check the behavior of the introduced variable.

该提问来源于开源项目：percona/percona-server

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  • weixin_39633102 2020-11-21 19:52
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    Jenkins build link http://jenkins.percona.com/view/5.7/job/mysql-5.7-param/1329

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