Mastering SQL - PostgreSQL: Pre-defined Functions - Using date_trunc for Date and Time Manipulation

Publicado el: 30 noviembre 2020
en el canal de: itversity

311

In this tutorial, learn how to use the date_trunc function in PostgreSQL to manipulate and get the beginning of various date and time periods. This function is essential for generating reports like month-to-date, week-to-date, and year-to-date. Discover how to work with dates and timestamps efficiently for decision-making, reporting, and business intelligence applications.

What this video covers:
✔️ Understanding the date_trunc function in PostgreSQL
✔️ How to get the beginning date of a year, month, week, or day
✔️ Practical examples using date_trunc for date manipulation
✔️ Generating business reports like week-to-date and month-to-date
✔️ Best practices for using date_trunc in real-world scenarios

💡 Master the date_trunc function for generating precise date-based reports in PostgreSQL.

Timestamps
0:00 - Introduction to date_trunc in PostgreSQL
0:33 - Getting the beginning of the year, month, and week
1:01 - Extracting the beginning time of the current day and hour
2:00 - Practical examples for using date_trunc with business reports
2:57 - Generating a report from January 1st to March 20th, 2014
3:39 - Conclusion: Using date_trunc for business intelligence and reporting

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#sql #database #postgresql #date_trunc #datemanipulation

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