week() function

Extract the week number from a date, or the number of weeks from a Interval

Syntax

week(date)
week(Interval)

Arguments

date - is date or datetime. The date to extract the week from.
Interval - is Interval. The Interval to return the number of weeks from.

Example

week('2012-05-12') → 19
week(tointerval('3 weeks')) → 3
week(age('2012-01-01','2010-01-01')) → 104.285...