在phpmyadmin执行SQL，错误的行绕过，直到全部都执行。 ALTER TABLE `aws_question` ADD `popular_value` INT( 11 ) NULL DEFAULT '0'; ALTER TABLE `aws_question` ADD `popular_value_update` INT( 10 ) NULL DEFAULT '0'; ALTER TABLE `aws_question` ADD `lock` TINYINT( 1 ) NULL DEFAULT '0' COMMENT '是否锁定'; ALTER TABLE `aws_integral_log` ADD `item_id` INT( 11 ) NULL DEFAULT '0'; INSERT INTO `aws_users_group` ( `group_id` , `type` , `custom` , `group_name` , `reputation_lower` , `reputation_higer` , `reputation_factor` , `permission` ) VALUES ( '99', '0', '0', '游客', '0', '0', '0', 'a:6:{s:13:"visit_explore";s:1:"1";s:12:"search_avail";s:1:"1";s:14:"visit_question";s:1:"1";s:11:"visit_topic";s:1:"1";s:13:"visit_feature";s:1:"1";s:12:"visit_people";s:1:"1";}' ); DELETE FROM `aws_system_setting` WHERE `varname` = 'logout_search_avail'; DELETE FROM `aws_system_setting` WHERE `varname` = 'guest_explorer'; ALTER TABLE `aws_question` ADD `anonymous` TINYINT( 1 ) NULL DEFAULT '0'; ALTER TABLE `aws_answer` ADD `anonymous` TINYINT( 1 ) NULL DEFAULT '0'; ALTER TABLE `aws_question` CHANGE `answer_count` `answer_count` INT( 11 ) NULL DEFAULT '0' COMMENT '回答计数'; UPDATE `aws_question` SET `answer_count` = 0 WHERE `answer_count` IS NULL; ALTER TABLE `aws_user_action_history` ADD `anonymous` TINYINT( 1 ) NULL DEFAULT '0' COMMENT '是否匿名'; DROP TABLE `aws_user_associate_index`; ALTER TABLE `aws_question` DROP `modify_time`; ALTER TABLE `aws_question` DROP `modify_uid`; ALTER TABLE `aws_question` DROP `last_action`; ALTER TABLE `aws_question` DROP `last_uid`; ALTER TABLE `aws_answer` DROP `modify_time`;