What is DDL and TCL?

What is difference between DDL DML and TCL?

In sql server DDL means data definition language, DML means data manipulation language, DCL means data control language and TCL means transactional control language.

What is DDL and DML and DCL and TCL?

These SQL commands are mainly categorized into four categories as: DDL – Data Definition Language. DQl – Data Query Language. DML – Data Manipulation Language. DCL – Data Control Language.

What does TCL stand for in database?

The full form of TCL is Transaction Control Language. TCL commands are basically used for managing and controlling the transactions in a database to maintain consistency. And it also helps a user manage all the changes made by the DML commands for maintaining its transactions.

What is Oracle TCL?

TCL stands for Transaction Control Languages. These commands are used for maintaining consistency of the database and for the management of transactions made by the DML commands. A Transaction is a set of SQL statements that are executed on the data stored in DBMS.