CREATE TABLE `comment` (
`id` int(10) unsigned NOT NULL AUTO_INCREMENT,
`topic_id` int(10) unsigned DEFAULT NULL COMMENT '主题id',
`topic_type` tinyint(2) unsigned NOT NULL DEFAULT '1' COMMENT '1为课程，2为集会，3为商品',
`content` text COMMENT '评论内容',
`from_uid` int(10) unsigned DEFAULT NULL COMMENT '评论者id，一般为会员表的id',
`nickname` varchar(60) DEFAULT NULL COMMENT '冗余用户昵称',
`thumb_img` varchar(255) DEFAULT NULL COMMENT '冗余用户头像',
`is_top` tinyint(2) unsigned NOT NULL DEFAULT '0' COMMENT '是否置顶评论，1为置顶，0为不置顶',
`is_hot` tinyint(2) unsigned NOT NULL DEFAULT '0' COMMENT '是否为热评，1为热评',
`like_num` int(5) unsigned DEFAULT '0' COMMENT '评论被点赞的次数',
`reply_num` int(5) unsigned DEFAULT '0' COMMENT '评论被回复的次数',
`is_reply` tinyint(2) unsigned DEFAULT '0' COMMENT '是否回复',
`status` tinyint(2) unsigned NOT NULL COMMENT '评论状态，-1为删除，0为待审核，1为已发布',
`create_time` int(11) unsigned DEFAULT NULL COMMENT '创建时间',
PRIMARY KEY (`id`),
KEY `topic_id` (`topic_id`) USING BTREE,
KEY `topic_type` (`topic_type`) USING BTREE,
KEY `from_id` (`from_uid`) USING BTREE
) ENGINE=InnoDB AUTO_INCREMENT=6 DEFAULT CHARSET=utf8
CREATE TABLE `comment_reply` ( `id` int(10) unsigned NOT NULL AUTO_INCREMENT, `comment_id` int(10) unsigned DEFAULT NULL COMMENT '评论id', `reply_type` tinyint(2) unsigned DEFAULT '1' COMMENT '1为回复评论，2为回复别人的回复', `reply_id` int(10) unsigned DEFAULT NULL COMMENT '回复目标id，reply_type为1时，是comment_id，reply_type为2时为回复表的id', `content` text CHARACTER SET utf8 COMMENT '回复内容', `to_uid` int(10) unsigned DEFAULT NULL COMMENT '回复目标id', `from_uid` int(10) unsigned DEFAULT NULL COMMENT '回复用户id', `from_thumb_img` varchar(255) CHARACTER SET utf8 DEFAULT NULL COMMENT '回复者的头像', `from_nickname` varchar(50) CHARACTER SET utf8 DEFAULT NULL COMMENT '回复者的昵称', `create_time` int(11) unsigned DEFAULT NULL COMMENT '评论时间', `to_nickname` varchar(50) CHARACTER SET utf8 DEFAULT NULL COMMENT '冗余回复对象的昵称', `is_author` tinyint(2) unsigned DEFAULT NULL COMMENT '0为普通回复，1为后台管理员回复', PRIMARY KEY (`id`), KEY `comment_id` (`comment_id`) USING BTREE, KEY `from_uid` (`from_uid`) USING BTREE, KEY `to_uid` (`to_uid`) USING BTREE) ENGINE=InnoDB AUTO_INCREMENT=10 DEFAULT CHARSET=utf8
