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Re: 8c2c0e6079a: MDEV-27265 Improve contraction performance in UCA collations
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
> 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.
VP of MariaDB Server Engineering