This tutorial shows you how to use the Oracle SUBSTR () function to extract a substring from a string in the database.

The SUBSTR functions return a portion of char, beginning at character position, substring_length characters long. SUBSTR calculates lengths using characters as defined by the input character set.

This Oracle tutorial explains how to use the Oracle / PLSQL SUBSTR function with syntax and examples. The Oracle / PLSQL SUBSTR functions allows you to extract a substring from a string.

In this tutorial we will learn how to use SUBSTR function with practicle examples.

I would like to be able to write a query that selects this column from said table, but only returns the substring up to the Underscore (_) character. For example:

Dec 8, 2024 · The SUBSTR function is used to extract a substring from a given string. It returns a portion of the string starting at a specified position for a specified length.

Aug 6, 2024 · The SUBSTR functions returns the specified number (substring_length) of characters from a particular position of a given string. It has several variants, including SUBSTRB, SUBSTRC, …

May 28, 2025 · In this tutorial, you will learn how to use SUBSTR function in Oracle SQL to get a substring from a string.

In this article, we will learn how to set up an Oracle instance, create sample data and understand the use of the substring function.

The Oracle PL/SQL Substr function is used to extract a substring from a string. The syntax of the function is: – length is the number of characters in the substring. If you omit the length parameter, …