DATA DEFINATION LANGUAGES (DDLs)

DATA DEFINATION LANGUAGES (DDLS)

Data Definition Languages (DDLs)

A DDL is a language describing a language for defining structures for structured data. This facts and figures may be manipulated utilising a DML and queried utilising a Query Language. It is utilised to insert, retrieve and change facts and figures stored inside a relational databases. It allowes a user to create, alter, and destroy database objects from Database Management System (DBMS). (Jack L 1993) A Database Management System (DBMS) is a software system that is used both to create databases and manage the information stored within them i.e in databases. The ...