function

PostgreSQL Tutorial: CURRENT_USER Function

Summary: in this tutorial, you will learn how to use the PostgreSQL CURRENT_USER function to return the name of the currently logged-in database user.

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PostgreSQL Tutorial: Math Functions

This page provides you with the most commonly used PostgreSQL Math functions that help you perform various math operations quickly and effectively.

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PostgreSQL Tutorial: DIV Function

Summary: in this tutorial, you will learn how to use the PostgreSQL DIV() function to perform integer division.

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PostgreSQL Tutorial: SQRT Function

Summary: in this tutorial, you will learn how to use the PostgreSQL SQRT() function to calculate the square root of a number.

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PostgreSQL Tutorial: String Functions

This page provides you with the most commonly used PostgreSQL string functions that allow you to manipulate string data effectively.

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PostgreSQL Tutorial: CONCAT Function

Summary: in this tutorial, you will learn how to use the PostgreSQL CONCAT() function to concatenate two or more strings into one.

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PostgreSQL Tutorial: CONCAT_WS Function

Summary: in this tutorial, you will learn how to use the PostgreSQL CONCAT_WS() function to concatenate strings into a single string, separated by a specified separator.

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PostgreSQL Tutorial: RPAD Function

Summary: in this tutorial, you will learn how to use the PostgreSQL RPAD() function to extend a string to a length by filing characters.

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PostgreSQL Tutorial: REPEAT Function

Summary: in this tutorial, you will learn how to use the PostgreSQL REPEAT() function to repeat a string a specified number of times.

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PostgreSQL Tutorial: REVERSE Function

Summary: in this tutorial, you will learn how to use the PostgreSQL REVERSE() function to reverse the characters within a string.

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