3 Popular SQL String-functions
String-functions are popular in SQL-Queries. These are built-in functions. Below is the list to use as a reference.
The function UPPER-It converts a string into the UPPER case.
The LOWER function-It converts string into lower case.
The INITCAP function-It converts the first letter into CAPITAL.
The trim functions. Read examples online here.
The LTRIM. It looks for the left side of the String.
The RTRIM. It looks for right side of the string.