transaction definition in accounting - MARKETS
A business transaction is an event involving an interchange of goods, money or services between two or more parties. The transaction can be as brief as a cash purchase or as long-lasting as a service ... 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.
Understanding the Context
A classical example is transferring money from one bank account to another. To do that you have first to withdraw the amount from the source account, and then deposit it to the destination account. The operation has to succeed in full. If you stop halfway, the money will be lost ...
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Key Insights
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 always written to when a database is modified (insert, update, delete). This is not an option, a fact that tends to irritate people. Add a try/catch block, if the transaction succeeds it will commit the changes, if the transaction fails the transaction is rolled back: I would like to run multiple insert statements on multiple tables. I am using dapper.net.
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I don't see any way to handle transactions with dapper.net. Please share your ideas on how to use transact... The three key operations on a transactions are: BEGIN TRANSACTION: Tell the database that a transaction is beginning. All changes within the transaction are invisible to other users while the transaction is "active". COMMIT TRANSACTION: Make all the changes visible in the database. Conceptually, this happens instantaneously.
I am using the following code to execute two commands at once. I used SqlTransaction to assure either all command get executed or rolled back. When I run my program without "transaction",... sql server - How to use SqlTransaction in C# - Stack Overflow