Mysql replace text

UPDATE
    table_name
SET
    column_name = REPLACE(column_name, 'text to find', 'text to replace with')
WHERE
    column_name LIKE '%text to find%';

Mysql replace a character in a string

UPDATE users SET first_name = REPLACE (first_name, 'search', 'replace_with') where id > 0;

#REPLACE(string, from_string, new_string)
SELECT REPLACE(myText, "a", "b") as myText FROM tableText;

UPDATE products 
SET 
    productDescription = REPLACE(productDescription,
        'abuot',
        'about');

UPDATE products SET 
productDescription = REPLACE(productDescription,'abuot','about');

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