废话不多说
首先表结构
SET NAMES utf8mb4;
SET FOREIGN_KEY_CHECKS = 0;
-- ----------------------------
-- Table structure for comment
-- ----------------------------
DROP TABLE IF EXISTS `comment`;
CREATE TABLE `comment` (
`id` bigint(20) UNSIGNED NOT NULL AUTO_INCREMENT,
`article_id` bigint(20) UNSIGNED NOT NULL COMMENT '文章id',
`user_id` bigint(20) UNSIGNED NOT NULL COMMENT '用户id',
`comment_id` bigint(20) UNSIGNED NOT NULL DEFAULT 0 COMMENT '回复某个评论的id',
`content` varchar(255) CHARACTER SET utf8 COLLATE utf8_general_ci NOT NULL DEFAULT '' COMMENT '评论或回复的内容',
`create_time` timestamp(0) NOT NULL DEFAULT CURRENT_TIMESTAMP COMMENT '添加时间',
PRIMARY KEY (`id`) USING BTREE,
INDEX `arc_id`(`article_id`) USING BTREE
) ENGINE = InnoDB AUTO_INCREMENT = 10 CHARACTER SET = utf8 COLLATE = utf8_general_ci COMMENT = '文章评论表' ROW_FORMAT = Dynamic;
--