MySQL

To remove all whitespaces in column MySQL there are several commands you can use. To remove all whitespaces, you can using REPLACE query : To remove all tabs characters, use the following query : To remove all new line characters, use the following query : To remove whitespaces from the beginning and end of column, … Read more

Duplication data or duplicate records (value) in MySQL can happens because of many reasons. Let’s learn and practice how find them. Find Duplicate Records In One Column The following query will display a duplicate username from users table : Also, you can using HAVING COUNT to find duplicate records as follows : Find Duplicate Records … Read more