Inserting a Row into MyTable and Rolling Back the Transaction : TRANSACTION « Transaction « SQL Server / T-SQL Tutorial

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SQL Server / T-SQL Tutorial » Transaction » TRANSACTION 
23. 1. 14. Inserting a Row into MyTable and Rolling Back the Transaction
4>
5>
6CREATE TABLE MyTable (
7>  key_col int NOT NULL IDENTITY (1,1),
8>  abc     char(1NOT NULL
9)
10INSERT INTO MyTable VALUES ('a')
11INSERT INTO MyTable VALUES ('b')
12INSERT INTO MyTable VALUES ('c')
13SELECT FROM MyTable ORDER BY key_col
14>
15BEGIN TRAN
16>  INSERT INTO MyTable VALUES ('e')
17> ROLLBACK TRAN
18INSERT INTO MyTable VALUES ('f')
19SELECT
20>  *
21FROM
22>  MyTable
23> ORDER BY
24>  key_col
25>
26>
27> drop table MyTable
28> GO

(rows affected)

(rows affected)

(rows affected)
key_col     abc
----------- ---
          a
          b
          c

(rows affected)

(rows affected)
key_col     abc
----------- ---
          a
          b
          c
          f

(rows affected)
1>
23. 1. TRANSACTION
23. 1. 1. A transaction is bound by the ACID test. ACID stands for Atomicity, Consistency, Isolation (or Independence), and Durability:
23. 1. 2. Explicit Transaction Commands
23. 1. 3. Using Transactions
23. 1. 4. BEGIN TRANSACTION
23. 1. 5. Using Explicit Transactions
23. 1. 6. Forcing an exclusive table lock.
23. 1. 7. Transaction spread across batches:
23. 1. 8. Exception before transaction committing
23. 1. 9. statements coded as a transaction
23. 1. 10. A script with nested transactions
23. 1. 11. One batch that contains two transactions
23. 1. 12. What happens with stored proc transactions and exceptions?
23. 1. 13. Declare variable in a transaction
23. 1. 14. Inserting a Row into MyTable and Rolling Back the Transaction
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