What is the TCL Full Form?

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TCL full form

TCL full form is Transaction Control Languages.Database administrators use the TCL commands to manage and control transactions held in a database. The aim of the TCL is to maintain consistency. 

TCL helps a user manage the changes of the DML commands to maintain transactions. Moreover, it helps the statements to get grouped into logical transactions. A user requires the TCL commands to make the changes permanent.

TCL Full Form : Applications

There are several applications for the TCL full form.

  • The TCL statements enable the permanent saving of the changes made to the database during the transaction.
  • Rolling Back transactions: Used to undo the changes made during a transaction. That is, it can help the transaction to return to its previous state.
  • Setting transaction isolation level: TCL can also help determine the level of concurrency and consistency in a database.
  • Savepoints: TCL can be used to set ‘safepoints’. That is, partial rollback if needed.
  • Database administrators can use TCL statements to store procedures for managing transactions.

Advantages of TCL

TCL has a lot of advantages. TCL advantages are as follows.

  • TCL is used in Structured Query Language or SQL. SQL is interactive, works with multiple programs of PC/servers/laptops, and is portable.
  • Easy access, edit, and changes can be made to the database.
  • The coding is simple and commands are easy to understand

Disadvantages of TCL

Some of the disadvantages of the TCL are as follows:

  • Rollback command is useless when a user has used the Commit command.
  • Changes are lost when a savepoint is not made.
  • It can be confusing to the new users to identify savepoints.

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