To get the Unix Timestamp in PostgreSQL, the EXTRACT() and DATE_PART() functions are used with the EPOCH argument. Using these functions, a user can get a Unix timestamp from a date, interval, or timestamp. To do that, pass the EPOCH as a first argument to the EXTRACT() function o...
PostgreSQL supports various built-in functions to deal with the timestamp values efficiently, such as CURRENT_TIMESTAMP, TO_TIMESTAMP(), DATE_PART(), etc. TheTO_CHAR()is one of the data type formatting functions that assist us in converting/formatting the data from one type to another. Thi...
PostgreSQL is a database management system that uses the SQL querying language. It is a very stable and feature-rich database system that can be used to store the data from other applications on your VPS. In this article, we will discuss how to create and manage tables within ...
We can store and manage the time period in seconds, minutes, hours, days, months, years, etc., by using the interval data type provided by PostgreSQL. The interval value is quite easy to understand, and it is human-readable. The interval value needs 16 bytes storage size, which stores a...
How does PostgreSQL CURRENT_TIMESTAMP() function work? Below is the working of the current timestamp in PostgreSQL: PostgreSQL utilizes the current timestamp to retrieve the current date and time, including the time zone. It provides the current timestamp information in PostgreSQL. ...
PostgreSQL 9.5.4 Java 1.8 JDBC driver postgresql-9.4.1208.jar Issue: I need to map a PostgreSQL timestamp to a field in a Java bean. The Java bean was generated using standard XSD with the element type of xsd:dateTime. The Class type Java is assigning to this field in the Bean class...
In part two of a two-part blog series, we'll explore durations—or how long things last—in PostgreSQL and YugabyteDB.
You can not performADD,MULTIPLY,DIVISION, or any other operators with timestamps. Remember thatDATE/INTEGERSare calculated as the number of days but not in months, years, or other units of time. Many people would tend to implement theDATEDIFFandDATEADDfunctions to PostgreSQL in its extensions....
In this three-part blog series, we'll go through a few ways to use the generate_series() function to create large datasets in PostgreSQL, including: What PostgreSQL generate_series() is and how to use it for basic data generation How to create more realistic-looking time-series ...
I am trying to fetch values stored in PostgreSQL 9.1. The field type is "timestamp with time zone". The value stored is "-infinity". When I use JPA / Hibernate annotation it provides me with a weird date value. My Entity Java class has declared the date as java.util.Date(). Here...