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Groups > gnu.bash.bug > #16178
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| From | Chet Ramey <chet.ramey@case.edu> |
| Newsgroups | gnu.bash.bug |
| Subject | Re: speeding up hash_search? |
| Date | Sun, 19 Apr 2020 15:46:26 -0400 |
| Organization | ITS, Case Western Reserve University |
| Lines | 16 |
| Approved | bug-bash@gnu.org |
| Message-ID | <mailman.721.1587325593.3066.bug-bash@gnu.org> (permalink) |
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| To | George Jones <fooologist@gmail.com>, bug-bash@gnu.org |
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On 4/19/20 10:53 AM, George Jones wrote: > It looks like hash_search just does a linear walk if array entries to find > elements in a list. This slows down (order N?) new inserts when the > number of entries gets large. Well, that's the collision handling mechanism. You have to have one. If the hash table is sized right -- and it's entirely possible that the default size of the hash table for associative arrays is too small for your use case -- it's not much overhead. Chet -- ``The lyf so short, the craft so long to lerne.'' - Chaucer ``Ars longa, vita brevis'' - Hippocrates Chet Ramey, UTech, CWRU chet@case.edu http://tiswww.cwru.edu/~chet/
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Re: speeding up hash_search? Chet Ramey <chet.ramey@case.edu> - 2020-04-19 15:46 -0400
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