, , , :
SELECT * FROM REPORT_SUBSCRIBERS WHERE EXISTS (SELECT QUERY_FROM_YOUR_REPORT)
, .
, .
" " "".
, , , :
SELECT 'person1@domain.com; person2@domain.com' AS RECIPIENTS,
CASE WHEN EXISTS (REPORT_QUERY) THEN 'TRUE' ELSE 'FALSE' END AS INCLUDE_REPORT,
CASE WHEN EXISTS (REPORT_QUERY) THEN 'The report is attached' ELSE 'There was no data in this report' END AS COMMENT
.