Questions tagged [query]
The query tag has no usage guidance.
13
questions
0
votes
0answers
32 views
Getting blockhash using bitcoin-cli command in shell
Currently, my node is syncing blocks and tip(height) is 230000.
At this point, if I use command bitcoin-cli getblockhash 230000, the return information will be successful but, if I use bitcoin-cli ...
2
votes
1answer
47 views
Local balance query for Bitcoin address
I would like to be able to query the balance of an address (not belonging to me). The data should come from a fully synced bitcoin full node inside the local LAN and I do not want to query any api ...
0
votes
0answers
17 views
Bloom Filter Response Processing In terms of Full-node
A SPV node have to work somethings to see whether his transaction is exist or not.
Construct his filter with hash of transactions {his transactions, other1, other2, ..., otherN}
filterload is filled ...
0
votes
0answers
26 views
About the balance of specific address
I have a question about how to figure out balance of specific address in the Bitcoin.
There are many node in the blockchain(total # of nodes are 10000 based on 01/16/2019). but some nodes may have ...
0
votes
1answer
71 views
What is a mechanism of method how to get the data in the blockchain(e.g. bitcoin, ethereum)?
There are websites which have APIs that allow you to trace transactions and lookup information like specific address balances, etc. I am wondering how these web service providers are able to provide ...
0
votes
0answers
16 views
how to run a query for size of tranactions?
how do I run a query for size of transactions in terms of size of bitcoin?
Or better yet, is there a key for all the output?
0
votes
1answer
532 views
Is there a way to query the blockchain locally if I am running a full node?
I'm running a full node on my PC and wondering if there is a way to query the blockchain locally via NodeJS instead of going through blockchain.info? It is very inefficient/slow to run queries through ...
0
votes
1answer
96 views
Filter transactions by time on a given address
Is there an API that will list all transactions made on a given wallet address with the ability to filter by date? I prefer nodejs, but open to other suggestions.
0
votes
1answer
607 views
Bitcoin blockchain in mongodb
How bad would it be to use MongoDB as a Bitcoin database instead of LevelDB? I know that LevelDB is faster but I've also read that MongoDB is better for doing queries.
It seems cleaner to store the ...
0
votes
3answers
3k views
How to learn to query the block chain?
I want to find out how many addresses have had x transactions over time.
I want to find out the average bitcoin transaction size for over time...I want to do a bunch of different queries like that ...
1
vote
1answer
427 views
how to get realtime new transaction data in nodejs from bitcore
I want to run a private node, and use it to receive realtime unconfirmed transactions data into my nodejs script.
How do I go about this?
4
votes
2answers
1k views
Is there any tool available that can tell me the balance of bitcoin address on specific date?
Is there any tool available that can tell me the balance of bitcoin address on specific date?
Like, what was the balance of 1XXXXXX on Jan 1st 2016?
Looked up insight: seems not available.
1
vote
2answers
372 views
retrieve all the transaction between two addresses
I've used this query to try to get all the transaction between two addresses:
https://blockchain.info/multiaddr?active=1EipJdYVJbqsTSQhj1icK424AkMbyjvgBm|1LWwLvKWbcpiZYqCcwfuQ3gjjNJkxftmEJ
but the ...
