Merge pull request #191 from airbnb/week-grain

Add week ending and week start to grain
This commit is contained in:
Maxime Beauchemin 2016-03-21 15:56:36 -07:00
commit 0890d22899
1 changed files with 4 additions and 0 deletions

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@ -285,6 +285,10 @@ class Database(Model, AuditMixinNullable):
Grain('Time Column', '{col}'),
Grain('week', "date_trunc('week', CAST({col} AS DATE))"),
Grain('month', "date_trunc('month', CAST({col} AS DATE))"),
Grain("week_ending_saturday", "date_add('day', 5, "
"date_trunc('week', date_add('day', 1, CAST({col} AS DATE))))"),
Grain("week_start_sunday", "date_add('day', -1, "
"date_trunc('week', date_add('day', 1, CAST({col} AS DATE))))")
),
'mysql': (
Grain('Time Column', '{col}'),