In PostgreSQL, the NOW() and CURRENT_DATE functions are used with the collaboration of the TO_CHAR() function to get the current date in a specific format.
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PostgreSQL DATE Data Type With Examples
PostgreSQL supports the DATE data type that stores the date values in YYYY-MM-DD format. PostgreSQL utilizes 4 bytes to store a date value in the storage.
How to Get Current Date Minus 1 Day in PostgreSQL
In PostgreSQL, the CURRENT_DATE function is used to fetch the current date. To get the current date minus 1 day, we must subtract “1” from the CURRENT_DATE
How to Get Database Size and Table Size in PostgreSQL
In PostgreSQL, built-in functions like pg_database_size(), and pg_relation_size() are used to get the database and table size respectively.
How to Get Current Date and Time in PostgreSQL
PostgreSQL offers multiple functions to get the current date and time with or without the time zone, such as NOW(), CURRENT_TIMESTAMP, LOCALTIMESTAMP, etc.
How to Use LIKE Operator in PostgreSQL
PostgreSQL provides two wildcards: percent % and underscore _ that are used with the aid of the LIKE operator to perform pattern matching.
How to Use DATE_TRUNC() Function in PostgreSQL
In PostgreSQL, the DATE_TRUNC() function trims unnecessary values from the date and time and returns a result with specific precision.
How To Replace a String Using REPLACE() Function in PostgreSQL
The REPLACE() is a very convenient function that is used to search and replace all the appearances of a string with a new substring/text.
How to Find Length of a String in PostgreSQL
In PostgreSQL, the LENGTH() function is used to find the length of a string. It takes a string as a parameter and returns the total number of characters.
How to Describe a Table in PostgreSQL
PostgreSQL provides several ways to describe a table. For example, the “\d” command, “\dt” command, and information_schema.
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