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.

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

Mar 22, 2023 · In this article, we learned substring in Oracle SQL and its syntax, availability, and usage. Along with the substring function, we also discussed TRIM, UPPER, and LOWER functions.

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.

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

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, …

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:

Jul 31, 2021 · In Oracle, the SUBSTR() function returns a substring from a given string. SUBSTR() requires at least two arguments; the string, and the position for which to extract the substring from.

SUBSTRING in Oracle examples and syntax. Generate optimized SUBSTRING queries in 10 seconds with AI2sql.