Learn about the XQuery function concat() that returns a string created by concatenating zero or more strings specified as arguments. Accepts zero or more strings as arguments and returns a string ...

CREATE TABLE books ( book_id INT NOT NULL AUTO_INCREMENT, title VARCHAR(100), author_fname VARCHAR(100), author_lname VARCHAR(100), released_year INT, stock_quantity INT, pages INT, PRIMARY ...

Extracting categories from product codes, getting domains from email addresses, concatenating multiple values for labels—string processing is a daily occurrence. First, it is recommended to organize ...

SQL is a tool that is widely used in the manipulation of data and featuring in the relational database. They are applied in querying, manipulating as well as reporting data and it is commonly used by ...