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http://www.teradatawiki.net/2014/05/regular-expression-functions.html
In this Teradata 14 has released many domain specific function added NUMERIC data type, String functions and many of the functions supports regular expressions. These new functions are designed to be compatible to Oracle.
https://teradata.github.io/presto/docs/148t/functions/regexp.html
Evaluates the regular expression pattern and determines if it is contained within string. This function is similar to the LIKE operator, expect that the pattern only needs to be contained within string, rather than needing to match all of string. In other words, this performs a contains operation rather than a …
https://dwgeek.com/teradata-isnumeric-function-alternatives-and-examples.html/
Nov 20, 2019 · Teradata Regular Expressions and Examples; Alternate Method. You can also check if input is string by using Teradata UPPER/LOWER string function. For example, consider below example that to identify the string and numeric values.
https://downloads.teradata.com/forum/database/string-pattern-match-using-regular-expressions
May 22, 2014 · Welcome to the Teradata Forums. Read the guidelines on posting. Email notifications and RSS feeds are available, and also a chronological list of all forum activity. I am fairly new to Teradata 14 and want to use the Regular Expressions.
https://stackoverflow.com/questions/29611386/teradata-regexp-replace-to-eliminate-specific-special-characters
Teradata regexp_replace to eliminate specific special characters. I imported a file that contains email addresses (email_source). I need to join this table to another, using this field but it contains commas (,) and double quotes (") before and after the email address (eg.
https://help.relativity.com/9.5/Content/Relativity/Analytics/Using_regular_expressions_with_structured_analytics.htm
Using regular expressions with structured analytics. When running a structured analytics set for email threading or textual near duplication analysis, it's important to filter out extraneous text, such as Bates numbers, from each document.
https://docs.oracle.com/cd/B28359_01/server.111/b28286/ap_posix.htm
C Oracle Regular Expression Support. Oracle's implementation of regular expressions conforms with the IEEE Portable Operating System Interface (POSIX) regular expression standard and to the Unicode Regular Expression Guidelines of the Unicode Consortium.
https://docs.microsoft.com/en-us/dotnet/standard/base-types/regular-expression-language-quick-reference
The backslash character (\) in a regular expression indicates that the character that follows it either is a special character (as shown in the following table), or should be interpreted literally. For more information, see Character Escapes.
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