The regular expression functions in Amazon Redshift offer many advantages such as identifying precise patterns of characters in the given string. You can use these functions to validate the input data. For e.g. validate if the input value is an integer. The regular expression can also help you to extract specific string or characters from input. Redshift Regular Expression Functions In the previous post, we have discussed Redshift NVL and NVL2 functions to deal with NULL values. In this article, we will check how to use Redshift RegEx functions in…