MetaQ
$meta_query = array( 'relation' => 'OR', array( 'key' => 'ccm_speakers', 'value' => 'Dasun', 'compare' => 'EXISTS', 'type' => 'CHAR', ), );
$meta_query = array( 'relation' => 'OR', array( 'key' => 'ccm_speakers', 'value' => 'Dasun', 'compare' => 'EXISTS', 'type' => 'CHAR', ), );