Check Subdomein Got error 'empty (sub)expression' from regexp in SELECT id,sleutel,url,synoniemen,taalpar FROM subdomein WHERE ((kenmerk REGEXP 'terschelling') ) AND ((sleutel regexp '(waddenparel|1||reviews!)') OR (synoniemen regexp '(waddenparel|1||reviews!)')) ORDER BY sleutel DESC;
Reviews van Appartement Waddenparel 1