The REPEAT() function in Postgres is a string function that retrieves a string consisting of the given string repeated an ‘n’ number of times.
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The REPEAT() function in Postgres is a string function that retrieves a string consisting of the given string repeated an ‘n’ number of times.
To get a day from a date, specify the “Day” as the first argument and a specific date, timestamp, or interval as the second argument to the EXTRACT().
In PostgreSQL, the SQRT() is a built-in mathematical function that accepts a positive numeric value and retrieves its square root.
PostgreSQL provides a built-in math function named MOD() that accepts numeric values as arguments, performs division, and retrieves the remainder after division.
The DIV() and MOD() functions in Postgres perform the division on numeric values. However, the DIV() function retrieves a quotient while the MOD() function retrieves the remainder.
The RIGHT() function takes a string and the number of characters to extract as arguments and retrieves the extracted/modified string.
SQL Shell supports various commands and queries to describe the Postgres tables, such as “\d”, “\d+”, information_schema, etc.
The LEFT() function takes a string and the number of characters to extract as arguments and retrieves the extracted/modified string.
Postgres offers several built-in functions and operators that are used to perform division on different numeric values, such as the “/” operator, DIV() function, MOD() function, etc.
The INITCAP() is a built-in string function that accepts a string as an argument and converts the first letter of every word into uppercase and the remaining letters into lowercase.