MySQL

-- Project Updated last 30 days
SELECT project.pname AS "Project Name", COUNT(jiraissue.pkey) AS "Issue Updated Last 30 Days" 
FROM jiraissue RIGHT OUTER JOIN project ON jiraissue.project = project.ID AND jiraissue.updated > NOW() - 30 
GROUP BY project.pname 
ORDER BY "Issue Updated Last 30 Days";

PostgreSQL

-- Project Updated last 30 days
SELECT project.pname AS "Project Name", COUNT(jiraissue.pkey) AS "Issue Updated Last 30 Days" 
FROM jiraissue RIGHT OUTER JOIN project ON jiraissue.project = project.ID AND jiraissue.updated > NOW() - INTERVAL '30 DAY' 
GROUP BY project.pname 
ORDER BY "Issue Updated Last 30 Days";

Sample Result

Project Name	Issue Updated Last 30 Days
Attachment Checker for Confluence	5
Issue Archiver	16
SQL Reporter for Jira	23