Question

explain DDLand DML
what is DSL​

Answer 1

Answer:

DDL is Data Definition Language which is used to define data structures. For example: create table, alter table are instructions in SQL. DML: DML is Data Manipulation Language which is used to manipulate data itself. For example: insert, update, delete are instructions in SQL.

what is DSL

DSL stands for Digital Subscriber Line. Users get a high speed bandwidth connection from a phone wall jack on an existing telephone network. DSL works within the frequencies that the telephone doesn't so you can use the Internet while making phone calls.

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Answer 2

Explanation:

DDL means Data Definition Language which includes commands like Create, Alter, Remove, Truncate, Drop.

DML means Data Manipulation Language which includes commands like Select, Insert, Update, Delete.

DSL means Digital Subscriber Line which is a type of dial up internet connection.

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