ucase & lcase string functionsWe can change a lower case data ( string ) in out mysql table to upper case by using ucase function. Same way we can change upper case characters to lower case by using lcase function. Here is the syntax
The output will be THIS IS A STRING
Same way we can use lcase string function to change upper case characters to lower case by using lcase function
The output is this is a string
In our newsletter subscribers table we can convert or display all the emails in lower case letters. While subscribing visitors may enter their email address in Upper case letters. We can use lcase to change all email address to lower case characters .
The above command will display only. We can use update command to change the records. Same way we can change to upper case also.
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