最近帮一个练手的项目组设计了一个bbs论坛的数据库。记录一下，同时也免费分享给大家。
大概包括这么几个表：
admin用户表文章表文章类型表/标签表'关注表文章收藏表一级评论表多级评论表用户信息表
大家不要全部复制sql去跑，我建议大家一个一个表复制去创建。注意外键关联关系的去创建。每个字段几乎都有注释。
/*
Navicat MySQL Data Transfer
Source Server : localhost
Source Server Version : 50624
Source Host : localhost:3306
Source Database : yunding_bbs
Target Server Type : MYSQL
Target Server Version : 50624
File Encoding : 65001
Date: -03-23 12:29:24
*/
SET FOREIGN_KEY_CHECKS=0;
-- Table structure for bbs_admin
DROP TABLE IF EXISTSbbs_admin;
CREATE TABLEbbs_admin(
admin_idint(11) NOT NULL,
admin_login_namevarchar(50) DEFAULT NULL,
admin_login_pwdvarchar(50) DEFAULT NULL,
PRIMARY KEY (admin_id)
) ENGINE=InnoDB DEFAULT CHARSET=utf8 COMMENT='admin用户表';
-- Records of bbs_admin
INSERT INTObbs_adminVALUES ('1', 'jiao', 'jiao');
-- Table structure for bbs_article
DROP TABLE IF EXISTSbbs_article;
CREATE TABLEbbs_article(
art_idint(11) NOT NULL,
art_user_idint(11) DEFAULT NULL,
art_titlevarchar(255) DEFAULT NULL COMMENT '标题',
art_type_idint(11) DEFAULT NULL COMMENT '类型id',
art_contenttext COMMENT '正文',
art_comment_idint(11) DEFAULT NULL COMMENT '评论id',
art_cre_timedatetime DEFAULT CURRENT_TIMESTAMP COMMENT '创建时间',
art_viewint(11) DEFAULT NULL COMMENT '浏览量',
art_com_numint(11) DEFAULT NULL COMMENT '评论数',
art_hot_numint(11) DEFAULT NULL COMMENT '当日浏览量/热度',
art_like_numint(11) DEFAULT NULL COMMENT '点赞数',
PRIMARY KEY (art_id),
KEYtype_index(art_type_id),
KEYcom_index(art_comment_id),
KEYart_index(art_user_id),
CONSTRAINTart_indexFOREIGN KEY (art_user_id) REFERENCESbbs_user(user_id) ON DELETE NO ACTION ON UPDATE NO ACTION,
CONSTRAINTtype_indexFOREIGN KEY (art_type_id) REFERENCESbbs_article_type(type_id) ON DELETE NO ACTION ON UPDATE NO ACTION
) ENGINE=InnoDB DEFAULT CHARSET=utf8 COMMENT='文章表';
-- Records of bbs_article
INSERT INTObbs_articleVALUES ('1', '1', '第一篇文章', '1', '这里是内容', '1', '-03-23 11:26:29', '999', '9', '9', '9');
-- Table structure for bbs_article_type
DROP TABLE IF EXISTSbbs_article_type;
CREATE TABLEbbs_article_type(
type_idint(11) NOT NULL,
type_namevarchar(255) DEFAULT NULL COMMENT '标签/类型',
type_create_timedatetime DEFAULT CURRENT_TIMESTAMP COMMENT '创建时间',
PRIMARY KEY (type_id)
) ENGINE=InnoDB DEFAULT CHARSET=utf8 COMMENT='文章类型表/标签表';
-- Records of bbs_article_type
INSERT INTObbs_article_typeVALUES ('1', '标签1', '-03-23 11:25:51');
-- Table structure for bbs_attention
DROP TABLE IF EXISTSbbs_attention;
CREATE TABLEbbs_attention(
att_idint(11) NOT NULL,
att_author_idint(11) DEFAULT NULL COMMENT '关注人id',
att_user_idint(11) DEFAULT NULL,
PRIMARY KEY (att_id),
KEYattention_index(att_user_id) USING BTREE,
KEYatten_author_index(att_author_id),
CONSTRAINTatten_author_indexFOREIGN KEY (att_author_id) REFERENCESbbs_user(user_id) ON DELETE SET NULL ON UPDATE NO ACTION,
CONSTRAINTatten_user_indexFOREIGN KEY (att_user_id) REFERENCESbbs_user(user_id) ON DELETE SET NULL ON UPDATE NO ACTION
) ENGINE=InnoDB DEFAULT CHARSET=utf8 COMMENT='关注表';
-- Records of bbs_attention
INSERT INTObbs_attentionVALUES ('1', '1', '1');
-- Table structure for bbs_collect
DROP TABLE IF EXISTSbbs_collect;
CREATE TABLEbbs_collect(
col_idint(11) NOT NULL,
col_art_idint(11) DEFAULT NULL COMMENT '收藏文章id',
col_user_idint(11) DEFAULT NULL COMMENT '收藏用户的id/谁收藏了文章',
PRIMARY KEY (col_id),
KEYcol_index(col_user_id),
KEYcol_art_index(col_art_id),
CONSTRAINTcol_art_indexFOREIGN KEY (col_art_id) REFERENCESbbs_article(art_id) ON DELETE NO ACTION ON UPDATE NO ACTION,
CONSTRAINTcol_indexFOREIGN KEY (col_user_id) REFERENCESbbs_user(user_id) ON DELETE NO ACTION ON UPDATE CASCADE
) ENGINE=InnoDB DEFAULT CHARSET=utf8 COMMENT='文章收藏表';
-- Records of bbs_collect
INSERT INTObbs_collectVALUES ('1', '1', '1');
-- Table structure for bbs_comment
DROP TABLE IF EXISTSbbs_comment;
CREATE TABLEbbs_comment(
com_idint(11) NOT NULL,
com_contentvarchar(255) DEFAULT NULL COMMENT '评论正文',
com_art_idint(11) DEFAULT NULL COMMENT '文章id',
com_user_idint(11) DEFAULT NULL COMMENT '评论用户的id',
com_timedatetime DEFAULT CURRENT_TIMESTAMP COMMENT '评论时间',
PRIMARY KEY (com_id),
KEYcom_user_index(com_user_id),
KEYcom_art_index(com_art_id),
CONSTRAINTcom_art_indexFOREIGN KEY (com_art_id) REFERENCESbbs_article(art_id) ON DELETE NO ACTION ON UPDATE NO ACTION,
CONSTRAINTcom_user_indexFOREIGN KEY (com_user_id) REFERENCESbbs_user(user_id) ON DELETE NO ACTION ON UPDATE NO ACTION
) ENGINE=InnoDB DEFAULT CHARSET=utf8 COMMENT='一级评论表';
-- Records of bbs_comment
INSERT INTObbs_commentVALUES ('1', '评论正文', '1', '1', '-03-23 12:24:06');
-- Table structure for bbs_comment_multi
DROP TABLE IF EXISTSbbs_comment_multi;
CREATE TABLEbbs_comment_multi(
com_multi_idint(11) NOT NULL,
com_idint(11) NOT NULL COMMENT '一级评论id',
com_multi_contentvarchar(255) DEFAULT NULL,
com_multi_user_idint(11) NOT NULL COMMENT '多级评论用户id',
com_multi_timedatetime DEFAULT CURRENT_TIMESTAMP,
PRIMARY KEY (com_multi_id),
KEYmulti_user_index(com_multi_user_id),
KEYmulti_com_index(com_id),
CONSTRAINTmulti_com_indexFOREIGN KEY (com_id) REFERENCESbbs_comment(com_id) ON DELETE NO ACTION ON UPDATE NO ACTION,
CONSTRAINTmulti_user_indexFOREIGN KEY (com_multi_user_id) REFERENCESbbs_user(user_id) ON DELETE NO ACTION ON UPDATE NO ACTION
) ENGINE=InnoDB DEFAULT CHARSET=utf8 COMMENT='多级评论表';
-- Records of bbs_comment_multi
INSERT INTObbs_comment_multiVALUES ('1', '1', '多级评论', '1', '-03-23 12:24:21');
-- Table structure for bbs_user
DROP TABLE IF EXISTSbbs_user;
CREATE TABLEbbs_user(
user_idint(11) NOT NULL AUTO_INCREMENT,
user_namevarchar(50) DEFAULT NULL COMMENT '用户昵称',
user_emailvarchar(50) DEFAULT NULL,
user_sexvarchar(2) DEFAULT NULL COMMENT '用户性别',
user_phoneint(11) DEFAULT NULL COMMENT '电话',
user_statusint(1) DEFAULT NULL COMMENT '用户状态 0：未激活 1：激活',
user_exvarchar(255) DEFAULT NULL COMMENT '用户经验',
user_timedatetime DEFAULT CURRENT_TIMESTAMP COMMENT '注册时间/更改时间',
user_showvarchar(255) DEFAULT NULL COMMENT '用户签名',
user_blogvarchar(255) DEFAULT NULL COMMENT '用户主页链接',
user_imgvarchar(255) DEFAULT NULL COMMENT '用户头像',
user_fansint(11) DEFAULT NULL COMMENT '用户粉丝数',
user_concernint(11) DEFAULT NULL COMMENT '用户关注别人的数量',
PRIMARY KEY (user_id),
CONSTRAINTuser_admin_indexFOREIGN KEY (user_id) REFERENCESbbs_admin(admin_id)
) ENGINE=InnoDB AUTO_INCREMENT=2 DEFAULT CHARSET=utf8 COMMENT='用户信息表';
-- Records of bbs_user
INSERT INTObbs_userVALUES ('1', 'FantJ', 'xxx', '男', '123123123', '1', '1', '-03-23 11:20:46', '这是我的个性签名', '', 'https://4f95-8639-e69e8c636570?imageMogr2/auto-orient/strip|imageView2/1/w/240/h/240', '9999', '9999');
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