| | 34 | |
| | 35 | }}} |
| | 36 | |
| | 37 | === Преференца на клиентот за број на денови според неговите објави за Travel Health полиса за минатата година во опаѓачки редослед === |
| | 38 | |
| | 39 | {{{#!sql |
| | 40 | |
| | 41 | select |
| | 42 | 'Travel Health' as Typepolicy, |
| | 43 | COUNT(*) AS posts_count, |
| | 44 | (p.edate::DATE - p.sdate::DATE) AS average_days_preference |
| | 45 | FROM |
| | 46 | project."policy" as p |
| | 47 | JOIN |
| | 48 | project.Pol_travel AS Pt ON p.p_id = Pt.pol_id |
| | 49 | WHERE |
| | 50 | EXTRACT(YEAR FROM p.edate) = EXTRACT(YEAR FROM CURRENT_DATE) - 1 |
| | 51 | GROUP BY |
| | 52 | average_days_preference |
| | 53 | order by average_days_preference desc |