Welcome to plsql4all.blogspot.com SQL, MYSQL, ORACLE, TERADATA, MONGODB, MARIADB, GREENPLUM, DB2, POSTGRESQL.

Monday 27 July 2015

MYSQL LOWER FUNCTION

LOWER function in MYSQL converts all the input characters in LOWER case.

Syntax :-

SELECT LOWER(INPUT STRING);

EXAMPLE:-

SELECT LOWER('CHANCHAL WANKHADE') as LOWER_exaple;

Result:-  chanchal wankhade



Here are 5 frequently asked questions about the LOWER function in MySQL, along with their answers:

1. What is the purpose of the LOWER function in MySQL?
   - The LOWER function in MySQL is used to convert all characters in a string to lowercase. It helps standardize the case of string data for comparison or display purposes.

2. What is the syntax of the LOWER function in MySQL?
   - The syntax of the LOWER function in MySQL is simple:
     
     LOWER(string)
     
     Here, string is the input string expression that you want to convert to lowercase.

3. Is the LOWER function in MySQL case-sensitive?
   - No, the LOWER function in MySQL is case-insensitive. It converts all characters to lowercase regardless of their original case.

4. Can the LOWER function be used with columns in a SELECT statement in MySQL?
   - Yes, the LOWER function can be used with columns in a SELECT statement in MySQL. For example:
     
     SELECT LOWER(column_name) FROM table_name;
     
     This query will retrieve the values of the specified column with all characters converted to lowercase.

5. Does the LOWER function in MySQL support multibyte characters?
   - Yes, the LOWER function in MySQL fully supports multibyte characters. It accurately converts characters to lowercase, including those in multibyte character sets like UTF-8 or UTF-16.

These questions and answers should provide a comprehensive understanding of the LOWER function in MySQL.

No comments:

Post a Comment

Please provide your feedback in the comments section above. Please don't forget to follow.