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What is the date format in PostgreSQL?

What is the date format in PostgreSQL?

yyyy-mm-dd format
PostgreSQL uses the yyyy-mm-dd format for storing and inserting date values. If you create a table that has a DATE column and you want to use the current date as the default value for the column, you can use the CURRENT_DATE after the DEFAULT keyword.

How do I select data between two dates in PostgreSQL?

SELECT * FROM tbl WHERE start_date <= ‘2012-04-12’::date AND end_date >= ‘2012-01-01’::date; This is sometimes faster for me than OVERLAPS – which is the other good way to do it (as @Marco already provided). Note the subtle difference (per documentation):

Is valid date in PostgreSQL?

PostgreSQL has a much greater range for timestamps than SQL Server does for datetimes. In PostgreSQL, ‘0214-06-19 00:00:00’ is a valid timestamp. So is ‘0214-06-19 00:00:00 BC’. Assuming every date before 1900 should be 1900-01-01 is kind of risky.

What format is Postgres timestamp?

8.5. Date/Time Types

Name Storage Size Resolution
timestamp [ (p) ] [ without time zone ] 8 bytes 1 microsecond / 14 digits
timestamp [ (p) ] with time zone 8 bytes 1 microsecond / 14 digits
date 4 bytes 1 day
time [ (p) ] [ without time zone ] 8 bytes 1 microsecond / 14 digits

How do I select a timestamp in PostgreSQL?

PostgreSQL timestamp example First, create a table that consists of both timestamp the timestamptz columns. Next, set the time zone of the database server to America/Los_Angeles . After that, query data from the timestamp and timestamptz columns. The query returns the same timestamp values as the inserted values.

Is between inclusive in Postgres?

The PostgreSQL BETWEEN condition will return the records where expression is within the range of value1 and value2 (inclusive).

Which query returns the interval between two dates in week?

To calculate the number of days between date1 and date2, you can use either Day of year (“y”) or Day (“d”). When interval is Weekday (“w”), DateDiff returns the number of weeks between the two dates.

How to get the current date and time in PostgreSQL?

Current year: SELECT date_part (‘year’,(SELECT current_timestamp));

  • Current month: SELECT date_part (‘month’,(SELECT current_timestamp));
  • Current day: SELECT date_part (‘day’,(SELECT current_timestamp));
  • Current hour: SELECT date_part (‘hour’,(SELECT current_timestamp));
  • Current minute: SELECT date_part (‘minute’,(SELECT current_timestamp));
  • How to get average between two dates in PostgreSQL?


  • Operators:
  • Problem: You’d like to find the difference between two date/datetime values in a PostgreSQL database.
  • Example: For each employee,let’s get their first and last name and the difference between the starting and ending dates of their employment.
  • Solution 1: We’ll use the AGE () function.
  • How to join on closest date in PostgreSQL?


  • How to get the last day of month in Postgres?


  • Arguments. The field argument specifies which field to extract from the date/time value. The source is a value of type TIMESTAMP or INTERVAL.
  • Return value. The EXTRACT () function returns a double precision value.
  • Examples. In this tutorial,you have learned how to extract a field from a date/time or interval value. Was this tutorial helpful?
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