* Update caching.md
Knowledge from https://the-asf.slack.com/archives/CJ8D1JTB8/p1597781107153900
Update caching.md
A few additional updates OTBO https://the-asf.slack.com/archives/CJ8D1JTB8/p1608669046041300
* Update caching.md
Typos
* Amendments on the segment cache
Significant updates on content around the segment cache, pull process, and in-memory cache
* Update docs/design/historical.md
Co-authored-by: Charles Smith <techdocsmith@gmail.com>
* Update docs/design/historical.md
Co-authored-by: Charles Smith <techdocsmith@gmail.com>
* Update docs/design/historical.md
Co-authored-by: Charles Smith <techdocsmith@gmail.com>
* Update docs/design/historical.md
Co-authored-by: Charles Smith <techdocsmith@gmail.com>
* Update docs/design/historical.md
Co-authored-by: Charles Smith <techdocsmith@gmail.com>
* Update docs/design/historical.md
Co-authored-by: Charles Smith <techdocsmith@gmail.com>
* Update docs/querying/caching.md
Co-authored-by: Charles Smith <techdocsmith@gmail.com>
* Update docs/querying/caching.md
Co-authored-by: Charles Smith <techdocsmith@gmail.com>
* Update docs/querying/caching.md
Co-authored-by: Charles Smith <techdocsmith@gmail.com>
* Update docs/querying/caching.md
Co-authored-by: Charles Smith <techdocsmith@gmail.com>
* Update docs/design/historical.md
Co-authored-by: Charles Smith <techdocsmith@gmail.com>
* Update docs/design/historical.md
Co-authored-by: Charles Smith <techdocsmith@gmail.com>
* Update docs/design/historical.md
Co-authored-by: Charles Smith <techdocsmith@gmail.com>
* Update docs/operations/basic-cluster-tuning.md
Co-authored-by: Charles Smith <techdocsmith@gmail.com>
* Update docs/querying/caching.md
Co-authored-by: Charles Smith <techdocsmith@gmail.com>
* Update docs/querying/caching.md
Co-authored-by: Charles Smith <techdocsmith@gmail.com>
* Update docs/querying/caching.md
Co-authored-by: Charles Smith <techdocsmith@gmail.com>
* Update docs/querying/caching.md
Co-authored-by: Charles Smith <techdocsmith@gmail.com>
* Update docs/querying/caching.md
Co-authored-by: Charles Smith <techdocsmith@gmail.com>
* Update docs/operations/basic-cluster-tuning.md
Co-authored-by: Charles Smith <techdocsmith@gmail.com>
* Update basic-cluster-tuning.md
typo
* Update docs/querying/caching.md
Co-authored-by: Charles Smith <techdocsmith@gmail.com>
* Whole-query caching update
Made more succinct and removed specific config to change.
* Update docs/design/historical.md
Co-authored-by: Charles Smith <techdocsmith@gmail.com>
* refactor and link fixes
* add sql docs to left nav
* code format for needle
* updated web console script
* link fixes
* update earliest/latest functions
* edits for grammar and style
* more link fixes
* another link
* update with #12226
* update .spelling file