A Comprehensive Note to Using Oracle SYSDATE
In Oracle, the SYSDATE function plays a crucial role in retrieving the current date and time from the system. This powerful feature enables developers and database administrators to perform various operations related to date and time. In this comprehensive guide, we will explore different ways to utilize the SYSDATE function and retrieve date, time, or both from the system. Let's dive into the details.
Retrieving the Date from the System:
Formatting the Date:
Retrieving the Time from the System:
Adding a Heading to the Date:
Adding a Heading to the Time:
Retrieving Time in 24-Hour Format:
Retrieving Time in 12-Hour Format:
Retrieving Date and Time in 12-Hour Format:
Utilizing the SYSDATE function in Oracle provides immense flexibility in retrieving the current date and time from the system. By employing the TO_CHAR function with different format masks, you can customize the output to meet your specific requirements. Experiment with these techniques and incorporate them into your Oracle queries to make the most out of SYSDATE.