try to fix "fake" nowhere links according to https://github.com/ClickHouse/ClickHouse/pull/21268#issuecomment-787106299

Co-authored-by: Nolgarev <56617294+olgarev@users.noreply.github.com>

* Edit and traslate to Russian.

* Update docs/ru/engines/table-engines/integrations/kafka.md
Co-authored-by: NBayoNet <da-daos@yandex.ru>

* Update docs/ru/interfaces/http.md
Co-authored-by: NBayoNet <da-daos@yandex.ru>

* Update docs/ru/interfaces/http.md
Co-authored-by: NBayoNet <da-daos@yandex.ru>

* Ticket.

* http.

* kafka ru
Co-authored-by: NDaria Mozhaeva <dmozhaeva@yandex-team.ru>
Co-authored-by: NBayoNet <da-daos@yandex.ru>

* DOCSUP-2806: Add meta intro.

* DOCSUP-2806: Update meta intro.

* DOCSUP-2806: Fix meta.

* DOCSUP-2806: Add quotes for meta headers.

* DOCSUP-2806: Remove quotes from meta headers.

* DOCSUP-2806: Add meta headers.

* DOCSUP-2806: Fix quotes in meta headers.

* DOCSUP-2806: Update meta headers.

* DOCSUP-2806: Fix link to nowhere in EN.

* DOCSUP-2806: Fix link (settings to tune)

* DOCSUP-2806: Fix links.

* DOCSUP-2806:Fix links EN

* DOCSUP-2806: Fix build errors.

* DOCSUP-2806: Fix meta intro.

* DOCSUP-2806: Fix toc_priority in examples datasets TOC.

* DOCSUP-2806: Fix items order in toc.

* DOCSUP-2806: Fix order in toc.

* DOCSUP-2806: Fix toc order.

* DOCSUP-2806: Fix order in toc.

* DOCSUP-2806: Fix toc index in create

* DOCSUP-2806: Fix toc order in create.
Co-authored-by: Nromanzhukov <romanzhukov@yandex-team.ru>
Co-authored-by: Nalexey-milovidov <milovidov@yandex-team.ru>

* DOCSUP-1036: Describe settings for different pools (#118)

* describe settings for different pools

* minor changes

* add refs to and from distributed, server settings, kafka, replication, mergetree

* changes in links description

* add description and links to RU version

* add descrtiption and links to ru version

* minor changes

* CLICKHOUSEDOCS-620: Returned text lost by the last merge.
Co-authored-by: NEvgenia Sudarikova <56156889+otrazhenia@users.noreply.github.com>
Co-authored-by: NSergei Shtykov <bayonet@yandex-team.ru>

* enbaskakova-DOCSUP-652 (#101)

* "docs(orNull&orDefault): Functions 'orNull&orDefault' have been edited"

* "docs(orNull&orDefault): Functions 'orNull&orDefault' have been edited"

* "docs(orNull&orDefault): Functions 'orNull&orDefault' have been edited"

* Update docs/en/sql_reference/aggregate_functions/combinators.md
Co-Authored-By: NBayoNet <da-daos@yandex.ru>

* Update docs/en/sql_reference/aggregate_functions/combinators.md
Co-Authored-By: NBayoNet <da-daos@yandex.ru>

* Update docs/en/sql_reference/aggregate_functions/combinators.md
Co-Authored-By: NBayoNet <da-daos@yandex.ru>

* Update docs/en/sql_reference/aggregate_functions/combinators.md
Co-Authored-By: NBayoNet <da-daos@yandex.ru>

* Update docs/en/sql_reference/aggregate_functions/combinators.md
Co-Authored-By: NBayoNet <da-daos@yandex.ru>

* "docs(orNull&orDefault): Functions 'orNull&orDefault' have been edited"

* "docs(orNull&orDefault): Functions 'orNull&orDefault' have been edited"

* "docs(orNull&orDefault): Functions 'orNull&orDefault' have been edited"
Co-authored-by: Nelenbaskakova <elenbaskakova@yandex-team.ru>
Co-authored-by: NBayoNet <da-daos@yandex.ru>

* Revert "enbaskakova-DOCSUP-652 (#101)" (#107)

This reverts commit 639fee76.

* CLICKHOUSEDOCS-624: Fixed links. Was 60, became 13.

* CLICKHOUSEDOCS-624: Finished fix links in Enlish version.

* CLICKHOUSEDOCS-624: Fixed RU links
Co-authored-by: Nelenaspb2019 <47083263+elenaspb2019@users.noreply.github.com>
Co-authored-by: Nelenbaskakova <elenbaskakova@yandex-team.ru>
Co-authored-by: NSergei Shtykov <bayonet@yandex-team.ru>

* Replace underscores with hyphens

* remove temporary code

* fix style check

* fix collapse

Since later requires full specification (engine and so on).

* Simplify 404 page

* add es array_functions.md

* restore some old manual anchors

* update sitemaps

* trigger checks

* restore more old manual anchors

* refactor test.md + temporary disable failure again

* fix mistype

* replace exit with assert in test_single_page

* improve save_raw_single_page docs option

* More grammar fixes

* "Built from" link in new tab

* fix mistype

* Example of include in docs

* add anchor to meeting form

* Draft of translation helper

* WIP on translation helper

* Replace some fa docs content with machine translation

* add normalize-en-markdown.sh

* normalize some en markdown

* normalize some en markdown

* admonition support

* normalize

* normalize

* normalize

* support wide tables

* normalize

* normalize

* normalize

* normalize

* normalize

* normalize

* normalize

* normalize

* normalize

* normalize

* normalize

* normalize

* normalize

* lightly edited machine translation of introdpection.md

* lightly edited machhine translation of lazy.md

* WIP on translation utils

* Normalize ru docs

* Normalize other languages

* some fixes

* WIP on normalize/translate tools

* add requirements.txt

* [experimental] add es docs language as machine translated draft

* remove duplicate script

* Back to wider tab-stop (narrow renders not so well)

* Typo fix.

* Links fix.

* Fixed links in docs.

* More fixes.

* docs/en: cleaning some files

* docs/en: cleaning data_types

* docs/en: cleaning database_engines

* docs/en: cleaning development

* docs/en: cleaning getting_started

* docs/en: cleaning interfaces

* docs/en: cleaning operations

* docs/en: cleaning query_lamguage

* docs/en: cleaning en

* docs/ru: cleaning data_types

* docs/ru: cleaning index

* docs/ru: cleaning database_engines

* docs/ru: cleaning development

* docs/ru: cleaning general

* docs/ru: cleaning getting_started

* docs/ru: cleaning interfaces

* docs/ru: cleaning operations

* docs/ru: cleaning query_language

* docs: cleaning interfaces/http

* Update docs/en/data_types/array.md

decorated ```
Co-Authored-By: NBayoNet <da-daos@yandex.ru>

* Update docs/en/getting_started/example_datasets/nyc_taxi.md

fixed typo
Co-Authored-By: NBayoNet <da-daos@yandex.ru>

* Update docs/en/getting_started/example_datasets/ontime.md

fixed typo
Co-Authored-By: NBayoNet <da-daos@yandex.ru>

* Update docs/en/interfaces/formats.md

fixed error
Co-Authored-By: NBayoNet <da-daos@yandex.ru>

* Update docs/en/operations/table_engines/custom_partitioning_key.md
Co-Authored-By: NBayoNet <da-daos@yandex.ru>

* Update docs/en/operations/utils/clickhouse-local.md
Co-Authored-By: NBayoNet <da-daos@yandex.ru>

* Update docs/en/query_language/dicts/external_dicts_dict_sources.md
Co-Authored-By: NBayoNet <da-daos@yandex.ru>

* Update docs/en/operations/utils/clickhouse-local.md
Co-Authored-By: NBayoNet <da-daos@yandex.ru>

* Update docs/en/query_language/functions/json_functions.md
Co-Authored-By: NBayoNet <da-daos@yandex.ru>

* Update docs/en/query_language/functions/json_functions.md
Co-Authored-By: NBayoNet <da-daos@yandex.ru>

* Update docs/en/query_language/functions/other_functions.md
Co-Authored-By: NBayoNet <da-daos@yandex.ru>

* Update docs/en/query_language/functions/other_functions.md
Co-Authored-By: NBayoNet <da-daos@yandex.ru>

* Update docs/en/query_language/functions/date_time_functions.md
Co-Authored-By: NBayoNet <da-daos@yandex.ru>

* Update docs/en/operations/table_engines/jdbc.md
Co-Authored-By: NBayoNet <da-daos@yandex.ru>

* docs: fixed error

* docs: fixed error

* Update index.md (#35)

* DOCAPI-7443: RU translation.

* Link fix.

* DOCAPI-7443: Fixes.

* DOCAPI-7443: Fixes.

* DOCAPI-7444: RU <-> EN docs regular sync.

* DOCAPI-5758: EN review and RU translation of the Kafka engine description.

* DOCAPI-5758: Markup fix.

* DOCAPI-5758: Markup fixes in the Kafka topic.

* DOCAPI-5758: Link fix.

* Doc fix: add spaces where missing

* Doc fixes: rm double spaces

* Doc fixes: edit spaces

* Doc fixes: rm double spaces in /fa

* Revert "Doc fixes: rm double spaces in /fa"

This reverts commit bb879a62ef5fa965d989fea3b1b2a693d2016a2d.

* Doc fix: resolve all problems with double spaces in /fa

* Doc fix: add spaces for readability

* Doc fix: add spaces

* Fix spaces

* Doc fixes: rm anchors <a>

* Doc fixes: rm anchors <a>

* Doc fixes: fix links

* Doc fixes: fix the links

* CLICKHOUSE-4063: less manual html @ index.md

* CLICKHOUSE-4063: recommend markdown="1" in README.md

* CLICKHOUSE-4003: manually purge custom.css for now

* CLICKHOUSE-4064: expand <details> before any print (including to pdf)

* CLICKHOUSE-3927: rearrange interfaces/formats.md a bit

* CLICKHOUSE-3306: add few http headers

* Remove copy-paste introduced in #3392

* Hopefully better chinese fonts #3392

* get rid of tabs @ custom.css

* Apply comments and patch from #3384

* Add jdbc.md to ToC and some translation, though it still looks badly incomplete

* minor punctuation

* Add some backlinks to official website from mirrors that just blindly take markdown sources

* Do not make fonts extra light

* find . -name '*.md' -type f | xargs -I{} perl -pi -e 's//g' {}

* find . -name '*.md' -type f | xargs -I{} perl -pi -e 's/ sql/g' {}

* Remove outdated stuff from roadmap.md

* Not so light font on front page too

* Refactor Chinese formats.md to match recent changes in other languages

* Update some links on front page

* Remove some outdated comment

* Add twitter link to front page

* More front page links tuning

* Add Amsterdam meetup link

* Smaller font to avoid second line

* Add Amsterdam link to README.md

* Proper docs nav translation

* Back to 300 font-weight except Chinese

* fix docs build

* Update Amsterdam link

* remove symlinks

* more zh punctuation

* apply lost comment by @zhang2014

* Apply comments by @zhang2014 from #3417

* Remove Beijing link

* rm incorrect symlink

* restore content of docs/zh/operations/table_engines/index.md

* CLICKHOUSE-3751: stem terms while searching docs

* CLICKHOUSE-3751: use English stemmer in non-English docs too

* CLICKHOUSE-4135 fix

* Remove past meetup link

* Add blog link to top nav

* Add ContentSquare article link

* Add form link to front page + refactor some texts

* couple markup fixes

* minor

* Introduce basic ODBC driver page in docs

* More verbose 3rd party libs disclaimer

* Put third-party stuff into a separate folder

* Separate third-party stuff in ToC too

* Update links

* Move stuff that is not really (only) a client library into a separate page

* Add clickhouse-hdfs-loader link

* Some introduction for "interfaces" section

* Rewrite tcp.md

* http_interface.md -> http.md

* fix link

* Remove unconvenient error for now

* try to guess anchor instead of failing

* remove symlink

* Remove outdated info from introduction

* remove ru roadmap.md

* replace ru roadmap.md with symlink

* Update roadmap.md

* lost file

* Title case in toc_en.yml

* Sync "Functions" ToC section with en

* Remove reference to pretty old ClickHouse release from docs

* couple lost symlinks in fa

* Close quote in proper place

* Rewrite en/getting_started/index.md

* Sync en<>ru getting_started/index.md

* minor changes

* Some gui.md refactoring

* Translate DataGrip section to ru

* Translate DataGrip section to zh

* Translate DataGrip section to fa

* Translate DBeaver section to fa

* Translate DBeaver section to zh

* Split third-party GUI to open-source and commercial

* Mention some RDBMS integrations + ad-hoc translation fixes

* Add rel="external nofollow" to outgoing links from docs

* Lost blank lines

* Fix class name

* More rel="external nofollow"

* Apply suggestions by @sundy-li

* Mobile version of front page improvements

* test

* test 2

* test 3

* Update LICENSE

* minor docs fix

* Highlight current article as suggested by @sundy-li

* fix link destination

* Introduce backup.md (only "en" for now)

* Mention INSERT+SELECT in backup.md

* Some improvements for replication.md

* Add backup.md to toc

* Mention clickhouse-backup tool

* Mention LightHouse in third-party GUI list

* Introduce interfaces/third-party/proxy.md

* Add clickhouse-bulk to proxy.md

* Major extension of integrations.md contents

* fix link target

* remove unneeded file

* better toc item name

* fix markdown

* better ru punctuation

* Add yet another possible backup approach

* Simplify copying permalinks to headers

* Support non-eng link anchors in docs + update some deps

* Generate anchors for single-page mode automatically

* Remove anchors to top of pages

* Remove anchors that nobody links to

* build fixes

* fix few links

* restore css

* fix some links

* restore gifs

* fix lost words

* more docs fixes

* docs fixes

* NULL anchor

* update urllib3 dependency

* more fixes

* CLICKHOUSE-4063: less manual html @ index.md

* CLICKHOUSE-4063: recommend markdown="1" in README.md

* CLICKHOUSE-4003: manually purge custom.css for now

* CLICKHOUSE-4064: expand <details> before any print (including to pdf)

* CLICKHOUSE-3927: rearrange interfaces/formats.md a bit

* CLICKHOUSE-3306: add few http headers

* Remove copy-paste introduced in #3392

* Hopefully better chinese fonts #3392

* get rid of tabs @ custom.css

* Apply comments and patch from #3384

* Add jdbc.md to ToC and some translation, though it still looks badly incomplete

* minor punctuation

* Add some backlinks to official website from mirrors that just blindly take markdown sources

* Do not make fonts extra light

* find . -name '*.md' -type f | xargs -I{} perl -pi -e 's//g' {}

* find . -name '*.md' -type f | xargs -I{} perl -pi -e 's/ sql/g' {}

* Remove outdated stuff from roadmap.md

* Not so light font on front page too

* Refactor Chinese formats.md to match recent changes in other languages

This reverts commit cdb2c8a7.

This reverts commit 0704da57, reversing
changes made to 4534d449.

* Additional .gitignore entries

* Merge a bunch of small articles about system tables into single one

* Merge a bunch of small articles about formats into single one

* Adapt table with formats to English docs too

* Add SPb meetup link to main page

* Move Utilities out of top level of docs (the location is probably not yet final) + translate couple articles

* Merge MacOS.md into build_osx.md

* Move Data types higher in ToC

* Publish changelog on website alongside documentation

* Few fixes for en/table_engines/file.md

* Use smaller header sizes in changelogs

* Group up table engines inside ToC

* Move table engines out of top level too

* Specificy in ToC that query language is SQL based. Thats a bit excessive, but catches eye.

* Move stuff that is part of query language into respective folder

* Move table functions lower in ToC

* Lost redirects.txt update

* Do not rely on comments in yaml + fix few ru titles

* Extract major parts of queries.md into separate articles

* queries.md has been supposed to be removed

* Fix weird translation

* Fix a bunch of links

* There is only table of contents left

* "Query language" is actually part of SQL abbreviation

* Change filename in README.md too

* fix mistype

Merge remote-tracking branch 'upstream/master' into system-log-prepare-table-on-each-flush

#2131 deleted excessive logging

Revert "#2131 deleted excessive logging"

This reverts commit d78a46d9.

Revert "SystemLog: execute prepareTable()  on each flush"

This reverts commit 7f60bb0a.

SystemLog: execute prepareTable() on each flush

The lost information in the Kafka engine documentation has been restored, modified and translated (from commit: https://github.com/yandex/ClickHouse/pull/1654/files#diff-c9ba89e2414c83b5dcc579233c5c80b5)

Some links are fixed.