Linux

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Configuring Debian Linux:

Step 1. Install apt
  • apt install vim
  • export PATH=$PATH:/sbin
  • export PATH=$PATH:/usr/sbin
  • apt install htop tcpdump mc ncdu pydf pwgen nmap nmon atop hwinfo curl aptitude screen locate -y
    Step 2. Change default editor
  • ls -l /etc/alternatives/editor
  • update-alternatives --config editor
  • Press <enter> to keep the current choice[*], or type selection number: 3 <choose 3>

    Confluence postgres examples queries

  • SELECT version(); - версия postgres
  • \dt все таблицы активной базы
  • SELECT * FROM cwd_user; вся таблица пользователей cwd_user
  • SELECT * FROM cwd_user WHERE active = 'F'; вся таблица активных пользователей cwd_user
  • SELECT id, user_name, display_name, lower_display_name, external_id FROM cwd_user; вся таблица пользователей cwd_user со столбцами...
  • SELECT * FROM logininfo; все данные таблицы logininfo
  • SELECT * FROM user_mapping; все данные таблицы user_mapping
  • SELECT * FROM cwd_user;
  • SELECT username FROM logininfo; username из столбца logininfo
  • SELECT successdate, username FROM logininfo WHERE successdate < '2022-01-01' ORDER BY successdate; List active users who have not logged in since a specific date
  • SELECT id, user_name, display_name, lower_display_name, external_id FROM cwd_user; по полям... из таблицы cwd_user
  • SELECT successdate, prevsuccessdate, faileddate, username FROM logininfo li WHERE successdate > '2022-01-01' ORDER BY successdate;
  • SELECT cd.directory_name, cu.user_name, prevsuccessdate, li.successdate, faileddate, display_name FROM logininfo li JOIN user_mapping um ON um.user_key = li.username JOIN cwd_user cu ON um.username = cu.user_name JOIN cwd_directory cd ON cu.directory_id = cd.id WHERE cd.directory_name = 'tps.local' and successdate > '2022-01-01' ORDER BY successdate;
  • SELECT cu.user_name, cd.directory_name, prevsuccessdate, li.successdate, faileddate, display_name FROM logininfo li JOIN user_mapping um ON um.user_key = li.username JOIN cwd_user cu ON um.username = cu.user_name JOIN cwd_directory cd ON cu.directory_id = cd.id WHERE cd.directory_name = 'tps.local' and successdate < '2022-01-01' ORDER BY successdate;

    Other cases

    1. Microsoft
    2. Google
    3. Apple
    4. IBM
    • Пункт 1.
    • Пункт 2.
      • Подпункт 2.1.
      • Подпункт 2.2.