* DOCSUP-921 (#113)
* add the description of data_type_families system table
* add related link, change output example, correct columns description
* fix typos add links
* add russian description of data_type_families system table
* fix links to data_type_families system table
Co-authored-by: Sergei Shtykov <bayonet@yandex-team.ru>
* CLICKHOUSEDOCS-573: system.data_type_families
* CLICKHOUSEDOCS-573: Corrected the wording.
Co-authored-by: pewit-nk <62423826+pewit-nk@users.noreply.github.com>
Co-authored-by: Sergei Shtykov <bayonet@yandex-team.ru>