Archive for March 16th, 2009
Counting page views
Comments enabled. I *really* need your comment
From Stack Overflow:
I have tables called
pages
,page_views
,page_items
andpage_votes
.The latter three tables contain a
page_id
foreign key in order to keep a record of each individual view, item and vote that belongs to a page.When I query a page, I also want to retrieve
COUNT(*)
frompage_views
,COUNT(*)
frompage_items
andSUM(vote)
frompage_votes
.I have pasted a query below. It retrieves the total number of views.
SELECT Page.*, COUNT(*) AS views FROM pages AS Page INNER JOIN page_views AS PageView ON Page.id = PageView.page_id GROUP BY Page.id ORDER BY views DESC LIMIT 10 OFFSET 0I've made various attempts to add items and votes to it, but the result is either a syntax error or views/items/votes returned as an identical and
wrongnumber, probably due to the way I am joining.How can I add items and votes to this query?
On a first thought, it's simple:
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