SQL Transactions and Concurrency Control with Practical Exercises
SQL Data Manipulation Language (DML) exercises with solutions [14 exercises with solution]
1. Insert Data in a Transaction
Write a SQL query to insert data into multiple tables within a transaction, rolling back if any part fails.
2. Demonstrate Isolation Level READ COMMITTED
Write a SQL query to demonstrate the READ COMMITTED isolation level.
3. Demonstrate Isolation Level SERIALIZABLE
Write a SQL query to demonstrate the SERIALIZABLE isolation level.
4. Rollback a Failed Transaction
Write a SQL query to rollback a transaction if an error occurs during execution.
5. Demonstrate Isolation Level REPEATABLE READ
Write a SQL query to demonstrate the REPEATABLE READ isolation level.
6. Savepoints in Transactions
Write a SQL script that uses savepoints to partially roll back a transaction.
7. Locking Hints
Write a SQL query to insert a record into a table with default values for unspecified columns.
8. Nested Transactions
Write a SQL script to demonstrate nested transactions.
9. Handling Long-Running Transactions
Write a SQL script to handle a long-running transaction with periodic commits.
10. Using TRY...CATCH for Error Handling
Write a SQL script that uses TRY...CATCH to handle errors in a transaction.
11. Optimistic Concurrency Control
Write a SQL script to implement optimistic concurrency control.
12. Snapshot Isolation Level
Write a SQL query to demonstrate the use of the SNAPSHOT isolation level.
13. Monitoring Transactions
Write a SQL query to monitor active transactions in the database.
14. Distributed Transactions
Write a SQL script to demonstrate a distributed transaction using MSDTC (Microsoft Distributed Transaction Coordinator).
More to Come !
Do not submit any solution of the above exercises at here, if you want to contribute go to the appropriate exercise page.
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