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DCL: Data Control Language DCL are used to configure and control database objects....
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TCL - Transaction Control: statements used to manage the changes made by DML statements. It allows statements to be grouped together into logical transactions....
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By using the GRANT command you can grant an system level previledge or role to another user.....
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The transactions like update, insert or delete can be undone with the help of rollback command. This is helpful when an introduced during your work. ..
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Post-Database-Commit It fires once during the Post and Commit Transactions process, after the database commit occurs......
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