fabric@lists.hyperledger.org

Re: Generation of Statedb(couch DB) from blockchain after losing statedb by any reason #fabric #database

Hi Ajaya - The state database represents the latest know value of any given key. It can always be rebuilt from the actual ledger itself. So if you delete the state database, it will be automatically

By Gari Singh <garis@...> · #6057 ·

Generation of Statedb(couch DB) from blockchain after losing statedb by any reason #fabric #database

Hi everyone, I would like to know that if by any reason my statedb (couchDB) loses data or is changed using fauxton by any user. Then how can I make it to synchronize again with the blockchain's

By Ajaya Mandal · #6056 ·

Introductory email - Choice to reuse Idemix Pseudonyms FABJ-439 #idemix #fabric-sdk-java

Hi, Jira Link: https://jira.hyperledger.org/browse/FABJ-439 This is to solicit feedback from the maintainers about this new feature and to discuss the merits and demerits of the same. Thank

By sejal pawar · #6055 ·

Re: Lost record while GetHistoryForKey #database

Perhaps a couple of the transactions got invalidated? Is there any invalidation messages in peer logs? You can stop peer, delete the history database directory at

By David Enyeart · #6054 ·

Re: How transactions for assets are linked across blocks

Internal implementation details are not documented, but you can follow the code that writes to the history index

By David Enyeart · #6053 ·

Blockchain learn

Hi Team, I am new in blockchain. Can you please suggest from where we need to start. I have theoretical knowledge and want to work on dummy project so please suggest how can I do. Best Regards, Kavita

By kittytaneja@... · #6052 ·

Re: How transactions for assets are linked across blocks

Hello David, Thanks for the response,Is there any document or material that talks about this level db storage that maintains index for key along the the Blocks & transaction associated to

By Suhan Sumeet · #6051 ·

how to obtain org's root certificate

Hi, Before I submit my problem about obtaining orgs' root certificate in chaincode on Jira, I found two proposals, FAB12366 and FAB11602, both about enabling a chaincode to verifiy identities

By qs meng <qsmeng@...> · #6050 ·

Re: how to obtain an org's root CA certificate in application chaincode?

hi, Before I submit my problem on Jira, I found two proposals, FAB12366 and FAB11602, both about enabling a chaincode to verifiy identities based on a channel's MSP, where the identities are not

By qs meng <qsmeng@...> · #6049 ·

Issues with Simple Org Deployment #fabric-questions #fabric

Hi Guys, I got a multi-node architecture with two machines with 1 peers, 1 orderer, 1 CA with PostgreSQL, 1 Kafka and 1 Zookeeper. On another node I got 1 kafka, 1 orderer and 1 zookeeper. All

By martingarciadelangel@... · #6048 ·

CORE_LOGGING_LEVEL question

Hi, The CORE.yaml has a parameter for setting logging level from: DEBUG, INFO, NOTICE, WARNING, ERROR, CRITICAL For development, DEBUG might be a good choice. For production, what do you

By Don Li <lichunshen84@...> · #6047 ·

Lost record while GetHistoryForKey #database

Hello, I was using fabric 1.4.1 with Kafka ordering service, CouchDB as stateDB, Java SDK and Java chaincode. The test is about get data histories for same key from fabric. I used the function

By Hubert Z · #6046 ·

Re: chaincode-devmode orderer.block is created as a directory

Thanks Nye. I am getting an issue on getting the cli container up in chaincode-docker-devmode. I am getting the following error. 19-05-11 12:16:09.060 UTC [grpc] switchBalancer -> DEBU 04a

By Gowri R <gowri.r@...> · #6045 ·

Re: Does anyone know any online tutorials or documentations regarding how to use idemix library？

mainly for using ZKPK and CL-signatures. thanks lucien

By Lucien Lu · #6044 ·

Re: [Fabtoken] some quick feedback and some additional thoughts

Hi all, Here's an update, reflected via a Medium article I wrote, https://medium.com/coinmonks/the-secret-gem-of-hyperleder-fabric-fabtoken-aa5c37159247 In addition, I'd like to thank Julia Shutova

By Don Li <lichunshen84@...> · #6043 ·

Not able to setup environment

Hi Team, I want to set up environment for hyper ledger, so please ping me link if you have any videos for learn and setup environment. Best Regards, Kavita Taneja 9549999782

By Kavita Taneja <kittytaneja@...> · #6042 ·

Does anyone know any online tutorials or documentations regarding how to use idemix library？

Hi, Does anyone know any online tutorials or documentations regarding how to use idemix library？ Thanks, Lucien

By Lucien Lu · #6041 ·

Re: Error query large data from client or SDK

Hi Baohua, I have created a JIRA issue for this problem (FAB-15398) Thank you for your help! Regards, JH

By Hubert Z · #6040 ·

How to configure node app to communicate with fabric-ca-server with clientauth enabled?

we are running a ca server with clientauth enabled. we have a node app that needs to communicate with the server. how do we specify the client cert and key in the network-config.yaml file? we have

By Siddharth Jain · #6039 ·

Documentation Workgroup: Agenda for Friday, 10 May

Hi All, We will hold thedocumentation workgroup on Friday, 10 May. We run the meeting twice duringthe day to make it easier for both Eastern and Western hemispheres. Checkthe bottom of this note for

By Anthony O'Dowd <a_o-dowd@...> · #6038 ·

Messages