source is a string where you want to replace.The REPLACE() function accepts three arguments: The following illustrates the syntax of the PostgreSQL REPLACE() function: REPLACE( source, old_text, new_text ) Code language: SQL (Structured Query Language) ( sql ) To search and replace all occurrences of a string with a new one, you use the REPLACE() function. Sometimes, you want to search and replace a string in a column with a new one such as replacing outdated phone numbers, broken URLs, and spelling mistakes. Summary: in this tutorial, we will introduce you to the PostgreSQL replace functions that search and replace a substring with a new substring in a string.
