What are DDL and DML commands in SQL?

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1.	What are DDL and DML commands in SQL?
Answer» DDL refers to Data Definition Language. DDL commands are used to DEFINE database schema i.e., to CREATE and modify the database object structure in the database. Examples are CREATE, ALTER, DROP, TRUNCATE, etc. DML refers to Data MANIPULATION Language. DML commands are used to manipulate the data within the database. Examples are: INSERT, UPDATE, DELETE.

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