Re: [Maria-developers] 8c2c0e6079a: MDEV-27265 Improve contraction performance in UCA collations
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11 Jun
2022
11 Jun
'22
2:18 p.m.
Hi, Alexander, Why haven't you used HASH? On Jun 11, Alexander Barkov wrote:
revision-id: 8c2c0e6079a (mariadb-10.9.1-13-g8c2c0e6079a) parent(s): 27fa5c10eff author: Alexander Barkov committer: Alexander Barkov timestamp: 2022-05-26 13:17:34 +0400 message:
MDEV-27265 Improve contraction performance in UCA collations
Adding a hash table for contractions.
The old code iterated through all items in MY_CONTRACTIONS, and was much slower, especially for those contractions in the end of the list.
Regards, Sergei VP of MariaDB Server Engineering and security@mariadb.org
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Sergei Golubchik