Rolling Sums in SQL - A Practical Example

June 21, 2007

[From MySQL Developer Zone]

Today, Lenz was putting together some stats on PlanetMySQL feeds added since January this year, and asked in an email whether he should include totals in the stats. I responded yes, and offered a quick SQL solution to get those numbers out of the database. I thought it might be useful for others, so here goes...

The article continues at http://dev.mysql.com/tech-resources/articles/rolling_sums_in_mysql.html








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