PostgreSQL grouped by date (Keywords: extract time as Year / Month / Day)

Others 2019-08-13 20:56:10 views: null

Select

EXTRACT(year from cast(joindate as timestamp)) as Year,

EXTRACT(month from cast(joindate as timestamp)) as Month,

EXTRACT(day from cast(joindate as timestamp)) as Day,

......

From Table

Group by Year,Month,Day

Select

EXTRACT(year from cast(joindate as timestamp)) as Year,

EXTRACT(month from cast(joindate as timestamp)) as Month,

EXTRACT(day from cast(joindate as timestamp)) as Day,

......

From Table

Group by Year,Month,Day

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Origin www.cnblogs.com/mark5/p/11345781.html

PostgreSQL grouped by date (Keywords: extract time as Year / Month / Day)

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