CREATE TABLE IF NOT EXISTS `prefix_topic_content` (
  `topic_id` int(11) unsigned NOT NULL,
  `topic_text` text collate utf8_bin NOT NULL,
  `topic_text_short` text collate utf8_bin NOT NULL,
  `topic_text_source` text collate utf8_bin NOT NULL,
  `topic_extra` text collate utf8_bin NOT NULL,
  PRIMARY KEY  (`topic_id`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8 COLLATE=utf8_bin;

--
-- Ограничения внешнего ключа сохраненных таблиц
--

--
-- Ограничения внешнего ключа таблицы `prefix_topic_content`
--
ALTER TABLE `prefix_topic_content`
  ADD CONSTRAINT `prefix_topic_content_fk` FOREIGN KEY (`topic_id`) REFERENCES `prefix_topic` (`topic_id`) ON DELETE CASCADE ON UPDATE CASCADE; 

  
  
  
--
-- Структура таблицы `prefix_topic_question_vote`
--

CREATE TABLE IF NOT EXISTS `prefix_topic_question_vote` (
  `topic_id` int(11) unsigned NOT NULL,
  `user_voter_id` int(11) unsigned NOT NULL,
  `answer` tinyint(4) NOT NULL,
  UNIQUE KEY `topic_id_user_id` (`topic_id`,`user_voter_id`),
  KEY `topic_id` (`topic_id`),
  KEY `user_voter_id` (`user_voter_id`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8 COLLATE=utf8_bin;

--
-- Ограничения внешнего ключа сохраненных таблиц
--

--
-- Ограничения внешнего ключа таблицы `prefix_topic_question_vote`
--
ALTER TABLE `prefix_topic_question_vote`
  ADD CONSTRAINT `prefix_topic_question_vote_fk1` FOREIGN KEY (`user_voter_id`) REFERENCES `prefix_user` (`user_id`) ON DELETE CASCADE ON UPDATE CASCADE,
  ADD CONSTRAINT `prefix_topic_question_vote_fk` FOREIGN KEY (`topic_id`) REFERENCES `prefix_topic` (`topic_id`) ON DELETE CASCADE ON UPDATE CASCADE;
  
  
   
-- Меняем индекс в таблице комментов  
ALTER TABLE `prefix_topic_comment` DROP INDEX `comment_date_rating`    ;
ALTER TABLE `prefix_topic_comment` ADD INDEX `rating_date_id` ( `comment_rating` , `comment_date` , `comment_id` ) ;   
ALTER TABLE `prefix_topic_comment` ADD INDEX ( `comment_date` )  ;
  
  

ALTER TABLE `prefix_topic_comment` ADD `comment_delete` TINYINT NOT NULL DEFAULT '0';
ALTER TABLE `prefix_topic_comment` ADD INDEX ( `comment_delete` )  ;
  
  



--
-- Структура таблицы `prefix_topic_comment_online`
--

CREATE TABLE IF NOT EXISTS `prefix_topic_comment_online` (
  `comment_online_id` int(11) unsigned NOT NULL auto_increment,
  `topic_id` int(11) unsigned NOT NULL,
  `comment_id` int(11) unsigned NOT NULL,
  PRIMARY KEY  (`comment_online_id`),
  KEY `topic_id` (`topic_id`),
  KEY `comment_id` (`comment_id`)
) ENGINE=InnoDB  DEFAULT CHARSET=utf8 COLLATE=utf8_bin;

--
-- Ограничения внешнего ключа сохраненных таблиц
--

--
-- Ограничения внешнего ключа таблицы `prefix_topic_comment_online`
--
ALTER TABLE `prefix_topic_comment_online`
  ADD CONSTRAINT `prefix_topic_comment_online_fk1` FOREIGN KEY (`comment_id`) REFERENCES `prefix_topic_comment` (`comment_id`) ON DELETE CASCADE ON UPDATE CASCADE,
  ADD CONSTRAINT `prefix_topic_comment_online_fk` FOREIGN KEY (`topic_id`) REFERENCES `prefix_topic` (`topic_id`) ON DELETE CASCADE ON UPDATE CASCADE;


-- перевод некоторых полей в регистронезависимую кодировку
 ALTER TABLE `prefix_topic_comment` CHANGE `comment_text` `comment_text` TEXT CHARACTER SET utf8 COLLATE utf8_general_ci NOT NULL  ;
 ALTER TABLE `prefix_topic` CHANGE `topic_tags` `topic_tags` VARCHAR( 250 ) CHARACTER SET utf8 COLLATE utf8_general_ci NOT NULL COMMENT 'через запятую перечислены теги' ;
 ALTER TABLE `prefix_topic_content` CHANGE `topic_text` `topic_text` TEXT CHARACTER SET utf8 COLLATE utf8_general_ci NOT NULL  ;
 ALTER TABLE `prefix_topic_content` CHANGE `topic_text_short` `topic_text_short` TEXT CHARACTER SET utf8 COLLATE utf8_general_ci NOT NULL  ;
 ALTER TABLE `prefix_topic_content` CHANGE `topic_text_source` `topic_text_source` TEXT CHARACTER SET utf8 COLLATE utf8_general_ci NOT NULL  ;
 ALTER TABLE `prefix_topic_content` CHANGE `topic_extra` `topic_extra` TEXT CHARACTER SET utf8 COLLATE utf8_general_ci NOT NULL  ;
 ALTER TABLE `prefix_topic_tag` CHANGE `topic_tag_text` `topic_tag_text` VARCHAR( 50 ) CHARACTER SET utf8 COLLATE utf8_general_ci NOT NULL  ;
 ALTER TABLE `prefix_user` CHANGE `user_mail` `user_mail` VARCHAR( 50 ) CHARACTER SET utf8 COLLATE utf8_general_ci NOT NULL  ;
 ALTER TABLE `prefix_user` CHANGE `user_login` `user_login` VARCHAR( 30 ) CHARACTER SET utf8 COLLATE utf8_general_ci NOT NULL  ;
 ALTER TABLE `prefix_blog` CHANGE `blog_title` `blog_title` VARCHAR( 200 ) CHARACTER SET utf8 COLLATE utf8_general_ci NOT NULL  ;
 ALTER TABLE `prefix_blog` CHANGE `blog_url` `blog_url` VARCHAR( 200 ) CHARACTER SET utf8 COLLATE utf8_general_ci NULL DEFAULT NULL  ;
  
  
-- новое поле для принудительного вывода топика на главную страницу
ALTER TABLE `prefix_topic` ADD `topic_publish_index` TINYINT( 1 ) NOT NULL DEFAULT '0' AFTER `topic_publish` ; 



--
-- Структура таблицы `prefix_invite`
--

CREATE TABLE IF NOT EXISTS `prefix_invite` (
  `invite_id` int(11) unsigned NOT NULL auto_increment,
  `invite_code` varchar(32) collate utf8_bin NOT NULL,
  `user_from_id` int(11) unsigned NOT NULL,
  `user_to_id` int(11) unsigned default NULL,
  `invite_date_add` datetime NOT NULL,
  `invite_date_used` datetime NOT NULL,
  `invite_used` tinyint(1) unsigned NOT NULL default '0',
  PRIMARY KEY  (`invite_id`),
  UNIQUE KEY `invite_code` (`invite_code`),
  KEY `user_from_id` (`user_from_id`),
  KEY `user_to_id` (`user_to_id`)
) ENGINE=InnoDB  DEFAULT CHARSET=utf8 COLLATE=utf8_bin;

--
-- Ограничения внешнего ключа таблицы `prefix_invite`
--
ALTER TABLE `prefix_invite`
  ADD CONSTRAINT `prefix_invite_fk` FOREIGN KEY (`user_from_id`) REFERENCES `prefix_user` (`user_id`) ON DELETE CASCADE ON UPDATE CASCADE,
  ADD CONSTRAINT `prefix_invite_fk1` FOREIGN KEY (`user_to_id`) REFERENCES `prefix_user` (`user_id`) ON DELETE CASCADE ON UPDATE CASCADE;

ALTER TABLE `prefix_invite` ADD INDEX ( `invite_date_add` )  ;


-- Дополнительные поля настройки у юзера  
ALTER TABLE `prefix_user` ADD `user_settings_notice_new_topic` TINYINT( 1 ) NOT NULL DEFAULT '1';  
ALTER TABLE `prefix_user` ADD `user_settings_notice_new_comment` TINYINT( 1 ) NOT NULL DEFAULT '1';
ALTER TABLE `prefix_user` ADD `user_settings_notice_new_talk` TINYINT( 1 ) NOT NULL DEFAULT '1';
ALTER TABLE `prefix_user` ADD `user_settings_notice_reply_comment` TINYINT( 1 ) NOT NULL DEFAULT '1';

  
  
 ALTER TABLE `prefix_blog` ADD INDEX ( `blog_title` )  ;

 
--
-- Структура таблицы `prefix_page`
--

CREATE TABLE IF NOT EXISTS `prefix_page` (
  `page_id` int(11) unsigned NOT NULL auto_increment,
  `page_pid` int(11) unsigned default NULL,
  `page_url` varchar(50) NOT NULL,
  `page_url_full` varchar(254) NOT NULL,
  `page_title` varchar(200) NOT NULL,
  `page_text` text NOT NULL,
  `page_date_add` datetime NOT NULL,
  `page_date_edit` datetime default NULL,
  `page_seo_keywords` varchar(250) default NULL,
  `page_seo_description` varchar(250) default NULL,
  `page_active` tinyint(1) unsigned NOT NULL default '1',
  PRIMARY KEY  (`page_id`),
  KEY `page_pid` (`page_pid`),
  KEY `page_url_full` (`page_url_full`,`page_active`),
  KEY `page_title` (`page_title`)
) ENGINE=InnoDB  DEFAULT CHARSET=utf8;

--
-- Ограничения внешнего ключа сохраненных таблиц
--

--
-- Ограничения внешнего ключа таблицы `prefix_page`
--
ALTER TABLE `prefix_page`
  ADD CONSTRAINT `prefix_page_fk` FOREIGN KEY (`page_pid`) REFERENCES `prefix_page` (`page_id`) ON DELETE CASCADE ON UPDATE CASCADE; 
 

-- очищаем перед созданием уникального индекса
 TRUNCATE TABLE `prefix_topic_read`  ;
-- делаем индекс уникальным, а не просто индексом  
ALTER TABLE `prefix_topic_read` DROP INDEX `topic_id_user_id` ,
ADD UNIQUE `topic_id_user_id` ( `topic_id` , `user_id` ) ; 
  
-- новое поле для текста КАТа  
ALTER TABLE `prefix_topic` ADD `topic_cut_text` VARCHAR( 100 ) NULL ; 
  

-- новое поле для запрета комментов в топике
ALTER TABLE `prefix_topic` ADD `topic_forbid_comment` TINYINT( 1 ) NOT NULL DEFAULT '0';  
  
  
-- новое поле для хранения хеша текста коммента
ALTER TABLE `prefix_topic_comment` ADD `comment_text_hash` VARCHAR( 32 ) NOT NULL AFTER `comment_text` ;
  

ALTER TABLE `prefix_user` CHANGE `user_profile_avatar_type` `user_profile_avatar_type` VARCHAR( 5 ) CHARACTER SET utf8 COLLATE utf8_general_ci NULL DEFAULT NULL  ;

-- поля для аватара блога
ALTER TABLE `prefix_blog` ADD `blog_avatar` TINYINT( 1 ) UNSIGNED NOT NULL DEFAULT '0';
ALTER TABLE `prefix_blog` ADD `blog_avatar_type` VARCHAR( 5 ) CHARACTER SET utf8 COLLATE utf8_general_ci NULL ; 
  
  
-- поле для хранения даты последнего коммента, оставленого юзером
ALTER TABLE `prefix_user` ADD `user_date_comment_last` DATETIME NULL AFTER `user_date_activate` ;


--
-- Структура таблицы `prefix_topic_comment_last`
--

CREATE TABLE IF NOT EXISTS `prefix_topic_comment_last` (
  `topic_id` int(11) unsigned NOT NULL,
  `user_id` int(11) unsigned NOT NULL,
  `comment_count_last` int(11) unsigned NOT NULL,
  `date_last` datetime NOT NULL,
  UNIQUE KEY `user_id_topic_id` (`user_id`,`topic_id`),
  KEY `topic_id` (`topic_id`),
  KEY `user_id` (`user_id`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8;

--
-- Ограничения внешнего ключа сохраненных таблиц
--

--
-- Ограничения внешнего ключа таблицы `prefix_topic_comment_last`
--
ALTER TABLE `prefix_topic_comment_last`
  ADD CONSTRAINT `prefix_topic_comment_new_fk` FOREIGN KEY (`user_id`) REFERENCES `prefix_user` (`user_id`) ON DELETE CASCADE ON UPDATE CASCADE,
  ADD CONSTRAINT `prefix_topic_comment_new_fk1` FOREIGN KEY (`topic_id`) REFERENCES `prefix_topic` (`topic_id`) ON DELETE CASCADE ON UPDATE CASCADE;
  
  
-- новое поля для настройки уведомления о новом друге  
ALTER TABLE `prefix_user` ADD `user_settings_notice_new_friend` TINYINT( 1 ) NOT NULL DEFAULT '1';  
  
  
-- изменяем имя таблицы на правильное с точки зрения грамотеев английского языка..
RENAME TABLE `prefix_frend`  TO `prefix_friend` ;
  

-- добавляем уникальный индекс
  ALTER TABLE `prefix_topic_comment_online` DROP INDEX `topic_id` ,
ADD UNIQUE `topic_id` ( `topic_id` ) ;


--
-- Структура таблицы `prefix_city`
--

CREATE TABLE IF NOT EXISTS `prefix_city` (
  `city_id` int(11) unsigned NOT NULL auto_increment,
  `city_name` varchar(30) NOT NULL,
  PRIMARY KEY  (`city_id`),
  KEY `city_name` (`city_name`)
) ENGINE=InnoDB  DEFAULT CHARSET=utf8;

-- --------------------------------------------------------

--
-- Структура таблицы `prefix_city_user`
--

CREATE TABLE IF NOT EXISTS `prefix_city_user` (
  `city_id` int(11) unsigned NOT NULL,
  `user_id` int(11) unsigned NOT NULL,
  UNIQUE KEY `user_id` (`user_id`),
  KEY `city_id` (`city_id`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8;

-- --------------------------------------------------------

--
-- Структура таблицы `prefix_country`
--

CREATE TABLE IF NOT EXISTS `prefix_country` (
  `country_id` int(11) unsigned NOT NULL auto_increment,
  `country_name` varchar(30) NOT NULL,
  PRIMARY KEY  (`country_id`),
  KEY `country_name` (`country_name`)
) ENGINE=InnoDB  DEFAULT CHARSET=utf8;

-- --------------------------------------------------------

--
-- Структура таблицы `prefix_country_user`
--

CREATE TABLE IF NOT EXISTS `prefix_country_user` (
  `country_id` int(11) unsigned NOT NULL,
  `user_id` int(11) unsigned NOT NULL,
  UNIQUE KEY `user_id` (`user_id`),
  KEY `country_id` (`country_id`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8;

--
-- Ограничения внешнего ключа сохраненных таблиц
--

--
-- Ограничения внешнего ключа таблицы `prefix_city_user`
--
ALTER TABLE `prefix_city_user`
  ADD CONSTRAINT `prefix_city_user_fk` FOREIGN KEY (`city_id`) REFERENCES `prefix_city` (`city_id`) ON DELETE CASCADE ON UPDATE CASCADE,
  ADD CONSTRAINT `prefix_city_user_fk1` FOREIGN KEY (`user_id`) REFERENCES `prefix_user` (`user_id`) ON DELETE CASCADE ON UPDATE CASCADE;

--
-- Ограничения внешнего ключа таблицы `prefix_country_user`
--
ALTER TABLE `prefix_country_user`
  ADD CONSTRAINT `prefix_country_user_fk` FOREIGN KEY (`country_id`) REFERENCES `prefix_country` (`country_id`) ON DELETE CASCADE ON UPDATE CASCADE,
  ADD CONSTRAINT `prefix_country_user_fk1` FOREIGN KEY (`user_id`) REFERENCES `prefix_user` (`user_id`) ON DELETE CASCADE ON UPDATE CASCADE;

-- Дополнительное поле для избранного  
ALTER TABLE `prefix_favourite_topic` ADD `topic_publish` TINYINT( 1 ) NOT NULL DEFAULT '1';

ALTER TABLE `prefix_favourite_topic` ADD INDEX ( `topic_publish` ) ;

-- удаляем табличку, она оказалась лишней :)
 DROP TABLE `prefix_topic_comment_last`  ;
-- новое поле для определения количества новых комментов
ALTER TABLE `prefix_topic_read` ADD `comment_count_last` INT UNSIGNED NOT NULL DEFAULT '0';