![]() INSERT INTO countries (name) VALUES (UPPER('united states')) For example, let's say you have a table called "countries" that contains a column called "name" and you want to insert a new country name in uppercase format: You can also use the upper() function with an INSERT statement to ensure that data is inserted into your table in uppercase format. How to Use the Upper() Function with INSERT Statement in MySQL ![]() This query would return a list of all employee names in uppercase format. For example, let's say you have a table called "employees" that contains a column called "name" and you want to retrieve a list of all employee names in uppercase format. The most common use of the upper() function in MySQL is to modify data retrieved by a SELECT statement. Let's take a look at some examples of how you can use the upper() function in MySQL: How to Use the Upper() Function with SELECT Statement in MySQL Examples of Using the Upper() Function in MySQL In these cases, you may need to use a different function or method to convert the string to uppercase. If you try to convert a string with non-ASCII characters, such as accented letters or characters from non-Latin scripts, the function will not work as expected. It's important to note that the upper() function only works with ASCII characters. You simply need to call the function followed by the string you want to convert to uppercase enclosed in parentheses. The syntax of the upper() function in MySQL is very straightforward. Overall, the upper() function is a powerful tool for data normalization and consistency in MySQL. Additionally, the upper() function can be used in combination with other string functions in MySQL, such as substring() and replace(), to further manipulate and transform data. It is important to note that the upper() function does not modify the original string, but rather creates a new string with all uppercase characters. In MySQL, the upper() function works with both Latin and non-Latin characters. ![]() This can be especially helpful when you have a large amount of data that needs to be normalized or when you want to make sure that your data is always presented in uppercase format. ![]() Its purpose is to convert all of the characters in a string to uppercase. The upper() function is a simple and useful tool for manipulating strings in MySQL. The following query will capitalize the first letter of string − mysql > Select CONCAT ( UPPER ( SUBSTRING ( name, 1, 1 )), LOWER ( SUBSTRING ( name, 2 ))) AS Name from emp_tbl +-+ | Name | +-+ | Rahul singh | | Gaurav kumar | | Yashpal sharma | | Krishan kumar | | Kuldeep rai | | Munish nayak | +-+ 6 rows in set ( 0.Try PlayerZero for Free Introduction to the Upper() Function in MySQL We can see from the above result set that the first character of name string is in small letters. mysql > Select * from emp_tbl +-+-+ | Id | Name | +-+-+ | 1 | rahul singh | | 2 | gaurav kumar | | 3 | yashpal sharma | | 4 | krishan kumar | | 5 | kuldeep rai | | 6 | munish nayak | +-+-+ 6 rows in set ( 0.00 sec ) ![]() To understand it, we are using data, given as below, from ‘emp_tbl’. We need to use nesting of functions and for this case, we can use UPPER() and LOWER() with SUBSTRING() functions. Actually, there is no single function in MySQL to capitalize only first letter of the string. ![]()
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