如何从MySQL中用逗号分隔的表中选择一个值

Question

ID           tags
--------------------------------
1             1,2,3,4
2             2,3,4
3             4,22
4             2

this is my MySQL query

"SELECT * FROM table_name WHERE tags LIKE '%2%'"

when I write above query to search only '2' in tags column it will give me '22' as a result. So how do I prevent get '22' when I search only '2'. I need to get result as

ID           tags
--------------------------------
1             1,2,3,4
2             2,3,4
4             2 

Answer 1

使用FIND_IN_SET（str，strlist）

SELECT * FROM table_name WHERE FIND_IN_SET(2, tags)

Answer 2

Try this MySQL query,

"SELECT * FROM table_name WHERE FIND_IN_SET(2, tags)"

It will help you