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LoginIn order to undo the work of transaction after last commit which one should be used?
(a) View
(b) Commit
(c) Rollback
(d) Flashback
This question was addressed to me during an interview for a job.
This interesting question is from Transactions topic in portion SQL : Queries, Constraints and Triggers of Database Management
Database Management Sql : Queries in Database Management 3 years ago
Right answer is (C) Rollback
Explanation: Rollback WORK causes the current transaction to be ROLLED BACK; that is, it undoes all the UPDATES performed by the SQL statements in the transaction.
Posted on 02 Dec 2021, this text provides information on Database Management related to Sql : Queries in Database Management. Please note that while accuracy is prioritized, the data presented might not be entirely correct or up-to-date. This information is offered for general knowledge and informational purposes only, and should not be considered as a substitute for professional advice.
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