match against
Full-Text 在5.6之前 只能用于 MyISAM ，5.6开始 可用于InnoDB
id name
1 张三
2 张四
3 张五
4 李三
5 李四
6 李五
1. Boolead Full-text Searches
说明：
+ AND
- AND NOT
space or
###
select * from table_xxx_user where match(name) against(‘+张 -四 -五’ IN BOOLEAN MODE)
结果：
1 张三
###
select * from table_xxx_user where match(name) against(‘张 四 五’ IN BOOLEAN MODE)
1 张三
2 张四
3 张五
5 李四
6 李五
###
select * from table_xxx_user where match(name) against(‘+张 四’ IN BOOLEAN MODE)
结果：
张四排第一个
2 张四
1 张三
3 张五
2. default natural language full-text searches
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