Re: What index works best?
INDEX(code, name, type)
works for
WHERE code ...
WHERE code = '...' AND name ...
WHERE code = '...' AND name = '...' AND type ...
But not for
WHERE name... (without mention of code). Etc.
Use my cookbook to answer your own question:
http://mysql.rjweb.org/doc.php/index_cookbook_mysql
(Or ask us about specific queries.)
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July 12, 2016 01:02PM
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July 12, 2016 01:36PM
Re: What index works best?
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July 14, 2016 02:00PM
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