SQL UPPER function is used for converting all the characters in
the source string to Uppercase characters. If any number is
present in the string, then it remains unaffected. SQL UPPER()
function converts a string to the upper-case.
SQL upper() Function
Suppose you have the online shopping website. Customers visit the
website and provide the necessary information while creating the
Each customer provides few compulsory information such as first
name, last name, phone number, email address, and residential
Each customer is different, so you cannot expect the similar
format for all inputs.
For example, you get a following entries in an SQL table.
We do not see all words following the consistent pattern.
It does not look good as well if you have to share the report
daily to higher management for all newly enrolled customers.
The SQL UPPER …[Read more]