concurrency - What is a database transaction? - Stack Overflow
May 1, 2023 · A transaction is a unit of work that you want to treat as "a whole." It has to either happen in full or not at all. A classical example is transferring money from one bank account to another. To …
What is the difference between a query and transaction in SQL?
Apr 23, 2021 · A simple explanation would be like this Query is a single instruction like SELECT, UPDATE, DELETE etc and transaction is group of query to perform particular task in case of money …
Use transactions for select statements? - Stack Overflow
May 12, 2011 · An application can perform actions such as acquiring locks to protect the transaction isolation level of SELECT statements This is a good use case for that since the OP stated they use …
sql server - How to use SqlTransaction in C# - Stack Overflow
There is an Update query in progress, the Transaction is started at a higher level on the connection. In order to ensure that all server data is in a valid state for the Update, I need to do a couple reads.
writing a transaction in t-sql and error handling - Stack Overflow
Apr 6, 2017 · Do u think there is a better way to write a transaction in t-sql? Is there a better approach that improves maintainability and performance of the application that uses this transaction? -- Descri...
How to rollback or commit a transaction in SQL Server
Feb 22, 2013 · The good news is a transaction in SQL Server can span multiple batches (each exec is treated as a separate batch.) You can wrap your EXEC statements in a BEGIN TRANSACTION and …
Correct use of transactions in SQL Server - Stack Overflow
Apr 14, 2012 · Shouldn't BEGIN TRANSACTION [Tran1] be placed inside TRY? Anyway - very simple and elegant piece of code.
Proper way to use a transaction around multiple inserts or updates
Apr 24, 2012 · What is the proper way to test for insert/update failures and rollback this transaction if there are any? I don't think what I have will work since my inserts/updates are 3 separate statements …
t sql - When to use Transactions in SQL Server - Stack Overflow
Transaction must be Atomic (it is one unit of work and does not dependent on previous and following transactions), Consistent (data is either committed or roll back, no “in-between” case where …
What does a transaction around a single statement do?
BEGIN TRANSACTION / COMMIT "extends" this locking functionality to the work done by multiple statements, but it adds nothing to single statements. However, the database transaction log is …