如何从MySQL中逗号分隔的列值中搜索

Question

i have a search string $searchStr = 'anti' and have table mytable

• id name keywords
• 1 Avast antivirus,virus protection,alert
• 2 Norton norton,antivirus
• 3 Kesper antivirus,virus,kesper
• 4 php php,mysql,code

i want to fetch data according to Keywords like if i search "anti" it fetch results with id 1,2,3

Answer 1

尝试这个

select * from table WHERE Keywords like '%anti%';

Answer 2

If you use mysqli :

$stmt = $mysqli->prepare('SELECT * FROM mytable WHERE find_in_set(?, myField) <> 0');
$stmt->bind_param('s', $searchStr);
$stmt->execute();

Use the FIND_IN_SET function.