mysql5.7.25全文检索功能怎么使用

CREATE TABLE `tbl_article_content` (
  `id` bigint(40) NOT NULL AUTO_INCREMENT,
  `article_title` varchar(60) COMMENT '标题',
  `article_summary` varchar(120) COMMENT '摘要',
  `article_content` text NOT NULL COMMENT '内容',
  `article_id` bigint(40) NOT NULL COMMENT '对应文章ID',
  `create_date` datetime NOT NULL COMMENT '创建时间',
  `modified_date` datetime NOT NULL COMMENT '更新时间',
  PRIMARY KEY (`id`) USING BTREE,
  KEY `artid` (`article_id`) USING BTREE,
  FULLTEXT KEY `article_content` (`article_content`) /*!50100 WITH PARSER `ngram` */ 
) ENGINE=InnoDB AUTO_INCREMENT=5 DEFAULT CHARSET=utf8 ROW_FORMAT=DYNAMIC;

create fulltext index article_content on tbl_article_content(article_content) WITH PARSER ngram;

INSERT INTO `tbl_article_content` VALUES ('2', '文章标题', '文章摘要', '文章内容', '2', '2022-02-05 13:47:55', '2022-02-05 13:47:59');

mysql> select * FROM tbl_article_content222 WHERE MATCH(article_content) AGAINST('内容');
+----+---------------+-----------------+-----------------+------------+---------------------+---------------------+
| id | article_title | article_summary | article_content | article_id | create_date         | modified_date       |
+----+---------------+-----------------+-----------------+------------+---------------------+---------------------+
|  2 | 文章标题      | 文章摘要        | 文章内容        |          2 | 2022-02-05 13:47:55 | 2022-02-05 13:47:59 |
+----+---------------+-----------------+-----------------+------------+---------------------+---------------------+
1 row in set

MATCH (col1,col2,...) AGAINST (expr [search_modifier])
search_modifier: { IN BOOLEAN MODE | WITH QUERY EXPANSION }