What is the difference between SQL, DDL, and DML?
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Answer Posted / animesh
SQL IS A STRUCTURED QUERY LANGUAGE THROUGH WHICH WE CAN
COMMUNICATE WITH THE ORACLE SERVER AND SQL STATEMENTS ARE
DIVIDED INTO FIVE STATEMENTS i:e. Data defintion language
(DDL) which is used in creating the tables,views. In DDL
create,
Alter,
Drop,
Rename,
Trucate comes.
where as Data Manipulation Language(DML)command is used to
manipulate the data.In DML
Insert,
Update,
Delete,
Merge.
the third one is Data retrieval i:e. the select command
the fourth one is Transcation control i:e.
commit,Rollback,savepoint.
the fifth one is data control language(DCL) i:e.
grant,revoke
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