# Mentioning problem with short usernames

**URL:** <https://meta.discourse.org/t/mentioning-problem-with-short-usernames/37170>\
**Category:** Bug\
**Created:** [27 Dicembre 2015, 11:17am UTC](https://meta.discourse.org/t/mentioning-problem-with-short-usernames/37170 "2015-12-27T11:17:32Z")\
**Posts on this page:** 1\
**Showing post:** 2

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**Author:** ![codinghorror](https://sea3.discourse-cdn.com/meta/user_avatar/meta.discourse.org/codinghorror/32/110067_2.png) [@codinghorror](https://meta.discourse.org/u/codinghorror)\
**Post date:** [27 Dicembre 2015, 10:02pm UTC](https://meta.discourse.org/t/mentioning-problem-with-short-usernames/37170/2 "2015-12-27T22:02:13Z")

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The database queries are too expensive when matching a single character.

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_[View the full topic](https://meta.discourse.org/t/mentioning-problem-with-short-usernames/37170)._