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How can we replace all the occurrences of a substring with another substring within a string in MySQL?

MySQL REPLACE() function can replace all the occurrences of a substring with another substring within a string.

Syntax

REPLACE(str, find_string, replace_with)

Here 

  • Str is a string which have the substring.
  • Find_string is a substring which is present one or more times within the strung str.
  • Replace_with is a substring which will replace every time it finds find_string within str.

Example

mysql> Select REPLACE('Ram, My Name is Ram', 'Ram', 'Shyam');
+------------------------------------------------+
| REPLACE('Ram, My Name is Ram', 'Ram', 'Shyam') |
+------------------------------------------------+
| Shyam, My Name is Shyam                        |
+------------------------------------------------+
1 row in set (0.00 sec)