# Under the Hood

**URL:** https://community.exasol.com/c/engine/13.md

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## [About the Under the Hood category](https://community.exasol.com/t/about-the-under-the-hood-category/67)

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**Author:** [@robert\_nagy](https://community.exasol.com/u/robert_nagy)\
**Replies:** 0\
**Last updated:** [May 13, 2025, 9:18am UTC](https://community.exasol.com/t/about-the-under-the-hood-category/67 "2025-05-13T09:18:26Z")

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A place to share and discuss what’s “happening under the hood”. Deep dive into the Exasol engine here.

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## [Exasol Indexes – Under the Hood](https://community.exasol.com/t/exasol-indexes-under-the-hood/263)

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**Author:** [@eriegger](https://community.exasol.com/u/eriegger)\
**Replies:** 0\
**Last updated:** [December 17, 2025, 12:48pm UTC](https://community.exasol.com/t/exasol-indexes-under-the-hood/263 "2025-12-17T12:48:02Z")

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Exasol Indexes – Under the Hood “Exasol is a self-tuning database, and this is especially true when it comes to indexes. Unlike other DBMS’s, indexes are automatically generated, reused, and discarded by the system as n…