Questions tagged [transactions]
A set of interrelated operations that must all succeed in order for any of them to succeed. Failure of any operation results in a rollback of all operations in the transaction.
transactions
16,332
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Excel VBA code to Sum the debit up values when credit happen
I'm having excel sheet with debit transaction and Credit transaction in specific dates, I want VBA code to sum the previous debit transaction when Credit transaction occur and reconcile the amount if ...
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Transaction signature verification failure - @solana/web3.js
I have a small problem. I have a ready v0 transaction that was signed by a remote wallet. I need to sign this transaction as well, which I am doing:
tx.sign([keyPair]);
Then, when the transaction is ...
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Real world use-case of transaction rollback
I understand concepts of "commit" and "rollback" in transactions.
Transaction commits are fairly easy to understand and that is something we do everyday. However so far I have ...
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Writing atomic functions in Python
In many systems, transactions are used to group operations together so that they are atomic—meaning they either all succeed or all fail. However, in Python itself does not seem to have built-in ...
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Does using a transaction for read queries provide benefits under Read Committed Isolation Level in PostgreSQL?
I'm using Prisma with PostgreSQL. As I read about the transaction isolations in PostgreSQL, I wondered if I am using transactions without any benefits or if I understood the subject correctly.
async ...
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Kafka enable.idempotence and Transaction API
Does Kafka require enabling idempotence for the producer running in a transaction?
putting in another way, does the transaction API comes with idempotency out of band or an explicit enabling is ...
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1
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29
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Postgres serializable isolation level confusion
I'm learning about database isolation levels and I'm attempting to walk through an example of when the serializable isolation level would cause concurrent transactions to error.
I have come up with ...
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31
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How to dynamically assign TransactionalManager for multiple datasources in Spring boot
Say, I have configured 5 DataSources in my Spring application.
Each of those connections have also created a matching bean of type TransactionalManager.
When I declare a @Service annotated classes ...
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Do I need a Transaction here or am I fine with just a Lock?
I have this table:
create_table :api_usages do |t|
t.references :api_key, null: false, foreign_key: true
t.date :billing_date, null: false
t.integer :request_count, null: false
t.timestamps ...
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How to get correctly sign Solana transaction using PHP Laravel?
I'm using getblock.io as a node for Solana network and I'm trying to sign a transaction and send it through that node in Laravel, but I'm facing a problem with the serialization of the transaction ...
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21
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Read one table write to another data race SQL solution
I'm currently learning about database transactions, isolation levels, and SQL in general. I've thought up a problem which involves a potential data race and can't seem to figure out the solution ...
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What isolation level for select query: 'snapshot' vs 'read uncommitted'
It is true that the for select query 'read uncommitted' isolation level is fester then 'snapshot'?
Both case do not respect object locking and results will be the same for select query?
Sorry for My ...
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Not Able to Intigrate with Phonepe Qr Code
When phonepe qrcode scan Transaction Note not received Automatic
by default Received "Payment From PhonePe", I want Invoice no is a Transaction Note
Only Phonepe not support other app eg, ...
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Cannot Create Token ID from Transaction with REST API on CyberSource
I'm having difficulty generating a token ID from the Transaction section on CyberSource sandbox environment via the REST API.
On CyberSource's UI, I can create it through CyberSorce's documentation. ...
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Is it possible for PHP/PDO/MySQL to perform a transaction on its own? [closed]
I have ZERO transaction code in my PHP script. That was done on purpose. My application is too simple to need it.
Starting less than a week ago, without any code changes on my part, records written to ...
