Finding posts containing matching array elements in a meta field usign WP_Query

I believe you have to use meta compare LIKE. If you do a regular meta query, the resulting SQL will be meta_value = your_value, which is never going to find anything because it’s trying to match the entire contents of the field.

Hata!: SQLSTATE[HY000] [1045] Access denied for user 'divattrend_liink'@'localhost' (using password: YES)