* Docs in English.
* Fixed links bug.
* Update docs/en/sql-reference/statements/alter/delete.md
Co-authored-by: Ivan Blinkov <github@blinkov.ru>
* Translated into Russian. Anchors in links syncronized with English text. One minor change in English text to unify two similar descriptions.
Co-authored-by: Olga Revyakina <revolg@yandex-team.ru>
Co-authored-by: Ivan Blinkov <github@blinkov.ru>