Solana: scan solana transaction history, i.e. block by block
Solana: scan solana transaction history, i.e. block by block

Here is an article based on demands:


Optimization of the SOLANAN TRANSAGE ACCOUNT HISTORY with multilingual architecture

As a developer, it is building a service that listens and runs the Sorana events, and I have faced a challenge with my plural architecture. By default, both cases deal with logs in isolation, which can lead to inconsistencies in data collection and lead to potentially lost events.


Problem: Lack of Consistency of Data

If one case is down, it will continue to receive new event logs, but the other manifestation will not have access to them. This can cause problems if we rely on the same separated events for handling or validating.

To solve this problem, I turned to Solana's built -in felling mechanism and implemented a simple solution to scan transaction history according to the block:


Scanning of Event History in Block

Solana: scan solana transaction history, i.e. block by block

Here's an overview of my approach:


  • Set the Signing : Set both deposits at the same time to capture logs.

2

Here things become interesting - we can now scan in a block of transaction history without conflicts:

`Javascript

Const transactions = {}; // platform blank object to record all events

Const logger = ...; // Specify Logger's expression

Async Function Lokyransaction (event) {

Try {

Const transactionhash = transaction.hash;

If (! Events [Transactionhash]) {

events [transactionhash] = {};

}

for (Const key in transactions [transactionhash]) {

transactions [transactionhash] [key] .push (event);

}

} catch (error) {

Logger.error ('Error Processing Event:', Error);

}

}

Async Function ScannaustraStrastoryBlock (Blocknumber) {

Const blockkinfo = wait for getblockinfo (blocknumbber);

Const transactioninthisblock = [];

for (Const entrance entry blockinfo.transactions) {

if (entry.type === 'event') {

Logtransaction (entry);

}

// Add all other relevant information about the event to the database

}

}

`


Example of use



Here is an example of how we can use this function to scan transaction history with a specific block number:

`Javascript

Const blockchain = ...; // assuming we have access to Blockchain -Submissions

Async function Main () {

Const blocknumbber = 12345;

Wait scantransactionhistoryblock (blocknumbber);

}

`

This approach ensures that our service remains consistent, even if one case is down, which provides a reliable way to process and validate events with Solani.

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