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What are DDL and DML commands in SQL Explain with examples?

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  1. What are DDL and DML commands in SQL with examples?
  2. What is DDL commands with examples?
  3. What is DML in SQL with examples?
DDL stands for Data Definition Language. DML stands for Data Manipulation Language. DDL statements are used to create database, schema, constraints, users, tables etc.DML statement is used to insert, update or delete the records. 28 нояб. 2019 г.


What are DDL and DML commands in SQL with examples?

Types of SQL CommandsData Definition Language (DDL) DDL changes the structure of the table like creating a table, deleting a table, altering a table, etc. ... Data Manipulation Language. DML commands are used to modify the database. ... Data Control Language. ... Transaction Control Language. ... Data Query Language.

What is DDL commands with examples?

CommandDescriptionALTERUsed for modifying and renaming elements of an existing database table.DROPUsed for removing an entire database or a database table.TRUNCATEUsed to remove all the records from a database table.COMMENTUsed to write comments within SQL queries.

What is DML in SQL with examples?

Examples of DML commands in SQL Server are SELECT – This SQL DML command select records or data from a table. INSERT – Insert data into a database table. UPDATE – This SQL DML command will update existing records within a table. DELETE – Delete unwanted records from a table.

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