Postgresql Cheat Sheet - Working With Time

The PostgreSQL Cheat Sheet - Working With Time is a document that provides a quick reference guide for working with time-related features and functions in PostgreSQL. It can be used as a handy tool for developers and database administrators to efficiently perform operations involving time in PostgreSQL databases.

FAQ

Q: How do you get the current date and time in PostgreSQL?
A: You can use the current_timestamp function to get the current date and time.

Q: How do you extract just the date from a timestamp in PostgreSQL?
A: You can use the date function to extract just the date from a timestamp.

Q: How do you get the current date in PostgreSQL?
A: You can use the current_date function to get the current date.

Q: How do you convert a timestamp to a specific time zone in PostgreSQL?
A: You can use the at time zone keyword to convert a timestamp to a specific time zone.

Q: How do you convert a timestamp to a date in PostgreSQL?
A: You can use the ::date casting operator to convert a timestamp to a date.

Q: How do you calculate the difference between two timestamps in PostgreSQL?
A: You can use the - operator to calculate the difference between two timestamps.

Q: How do you add a specific number of seconds to a timestamp in PostgreSQL?
A: You can use the interval keyword to add a specific number of seconds to a timestamp.

Q: How do you format a timestamp in a specific way in PostgreSQL?
A: You can use the to_char function to format a timestamp in a specific way.

Q: How do you extract just the time from a timestamp in PostgreSQL?
A: You can use the extract function with the time argument to extract just the time from a timestamp.

Q: How do you truncate a timestamp to a specific precision in PostgreSQL?
A: You can use the date_trunc function to truncate a timestamp to a specific precision.