94f86eda79
* Some improvements for introduction/performance.md
* Minor improvements for example_datasets
* Add website/package-lock.json to .gitignore
* YT paragraph was badly outdated and there is no real reason to write a new one
* Use weird introduction article as a starting point for F.A.Q.
* Some refactoring of first half of ya_metrika_task.md
* minor
* Weird docs footer bugfix
* Forgotten redirect
* h/v scrollbars same size in docs
* CLICKHOUSE-3831: introduce security changelog
* A bit more narrow tables on docs front page
* fix flag in ru docs
* Save some space in top level of docs ToC
* Capitalize most words in titles of docs/en/
* more docs scrollbar fixes
* fix incorrect merge
* fix link
* fix switching languages in single page docs mode
* Update mkdocs & mkdocs-material + unminify javascript
* cherrypick
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|---|---|---|
| .. | ||
| mkdocs-material-theme | ||
| build.py | ||
| concatenate.py | ||
| easy_edit.sh | ||
| README.md | ||
| requirements.txt | ||
How ClickHouse documentation is generated?
ClickHouse documentation is built using build.py script that uses mkdocs library and it's dependencies to separately build all version of documentations (two languages in either single and multi page mode) as static HTMLs. The results are then put in correct directory structure.
Finally the infrustructure that builds ClickHouse official website just puts that directory structure into the same Docker container together with rest of website and deploys it to Yandex private cloud.
How to check if the documentation will look fine?
There are few options that are all useful depending on how large or complex your edits are.
Install Markdown editor or plugin for your IDE
Usually those have some way to preview how Markdown will look like, which allows to catch basic errors like unclosed tags very early.
Use build.py
It'll take some effort to go through, but the result will be very close to production documentation.
For the first time you'll need to set up virtualenv:
$ cd ClickHouse/docs/tools
$ mkdir venv
$ virtualenv venv
$ source venv/bin/activate
$ pip install -r requirements.txt
Then running build.py without args (there are some, check build.py --help) will generate ClickHouse/docs/build folder with complete static html website.
You can just directly open those HTML files in browser, but usually it is more convenient to have some sort of HTTP server hosting them. For example, you can launch one by running cd ClickHouse/docs/build && python -m SimpleHTTPServer 8888 and then go to http://localhost:8888 in browser.
Commit blindly
Then push to GitHub so you can use it's preview. It's better to use previous methods too though.
How to subscribe on documentation changes?
At the moment there's no easy way to do just that, but you can consider:
- Hit the "Watch" button on top of GitHub web interface to know as early as possible, even during pull request.
- Some search engines allow to subscribe on specific website changes via email and you can opt-in for that for https://clickhouse.yandex.