Q&A for Drupal developers and administrators
SELECT t.tagname, COUNT(DISTINCT p.owneruserid) AS Users FROM users u JOIN posts p ON p.owneruserid = u.id JOIN posttags pt ON pt.postid = p.ParentId JOIN tags t ON t.id = pt.tagid WHERE p.posttypeid = 2 AND p.score > 0 AND t.tagname IN ('react-native') GROUP BY t.tagname;