Question

Define data manipulation language dml of sql list and explain various dml command

Answer 1

The most common model, the relational model sorts data into tables, also known as relations, each of which consists of columns and rows. ... Relational databases are typically written in Structured Query Language (SQL). The model was introduced by E.F.

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Answer 2

The DML commands are SELECT, UPDATE, INSERT INTO and DELETE FROM.

Explanation:

A DML, short for data manipulation language is a computer programming language having commands allowing users to manage data in a database. The DML is generally included in SQL databases.

The functional ability of DML is in control instruction commands like 'SELECT, UPDATE, INSERT INTO and DELETE FROM', as mentioned below:

SELECT: This command is used to retrieve rows from a table.

UPDATE: This command modifies data of one or more records.  

INSERT: This command adds one or more records to a database table.

DELETE: This command deletes one or more records from a table according to specified conditions.