Challenge: Transaction Creation
Now, let's walk through creating a transaction ourselves based on the bank_accounts table described in the previous chapter.
We're going to perform a straightforward financial transaction: transferring funds from one account to another. Ensuring that both steps occur as a single logical unit exemplifies a real-life transaction.
We will work with account numbers 101 and 789 and the initial balance will be the following:
Tehtävä
Swipe to start coding
Your task is to fill in the gaps in the query to create a SQL transaction. Use the keywords BEGIN and COMMIT to do it.
Once you've completed this task, click the button below the code to check your solution.
Ratkaisu
Vaihda työpöytään todellista harjoitusta vartenJatka siitä, missä olet käyttämällä jotakin alla olevista vaihtoehdoistaOliko kaikki selvää?
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