Revisiting account data on Solana: a step by step guide

As a Solana developer, you probably know the advantages of the use of nodes to store and manage account data. However, an often neglected aspect is to be able to inspect the history of transactions and the state of account before a specific transaction. In this article, we will immerse ourselves in the process of recovery of the historic account on Solana.

The big book tool: a primer

The large book tool is a powerful suite of tools to work with blockchain data in Node.js. It offers various features, in particular:

* Instant : Take a snapshot from the state of the account of your node at a specific time.

* Transactions history : View the transactions history to the specified block number.

* Count of account : Recover the data from the account before or after a specific transaction.

Revisiting account data before or after a transaction

To access data from the historic account, you will have to follow these steps:

  • Get your node’s snapshot : use the Ledger 'command with the' `

Bash

NODE -SILET LEDGER SNAPSHOT -PATH / DEV / Solana

'

  • Use the API of the big book to recover the history of transactions and the state of the account : Once you have your snapshot, use the API of the big book to question the history of transactions until 'To the specified block number or after a specific transaction.

To recover data from the historic account:

  • Trade transactions for the rowing row : Use the Ledger 'command with the option "-T' to specify the starting and blocking numbers.

Bash

NODE -SILET LEDGER SNAPSHOT -PATH / DEV / SOLANA Query Transactions -refrom -To

'

  • Filter Transaction Data by account : Use theLedger ‘command with the -A’ option to specify an Speciement account address.

For example:

`Bash

NODE -SILET LEDGER Snapshot -path / Dev / Solana Query Transactions -FROM

'

  • Access the data from the historic account : After having executed the order above, you will have access to the transactions history and the state of the account for the specified beach.

Example of use cases

Here are some examples of how you can use these commands to recover the historic account:

* Recovery of account balances : Use theLedgercommand with the -a option to question data from the account balance.

`Bash

NODE -SILET LEDGER Snapshot -path / Dev / Solana Query Transactions -FROM

'

* Display of transaction history

Solana: Historical account state

: Use theLedgercommand with the option -" To display the transaction data to the specified block number.

Bash

NODE -SILET LEDGER SNAPSHOT -PATH / DEV / SOLANA Query Transactions -refrom -To

'

* Recovery of the State account : Use theLedgercommand with the -a option to access the account after a specific transaction.

`Bash

NODE -SILET LEDGER Snapshot -path / Dev / Solana Query Transactions -FROM

` ‘

By following these steps, you should be able to recover historic account data from Solana using the large book tool.

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