Re: Exception Occuredjava.sql.BatchUpdateException: ORA-00001: unique constraint

Hello, Can someone please help me on this scenario if somewhere I am making any mistake ? Thanks, Raj On Fri, Jan 12, 2018 at 11:57 PM, Rajarshi Pain wrote: > Hi, > > We were doing a POC(Ignite 2.3 - oracle) to check how cache Persistence > Store works using writeBehind, We are updating data a

RE: No user-defined default MemoryPolicy found

Thanks Alexey. Additionally, I think that "Started Page memory" log statement is a better indicator of whether the new memory size has been applied or not. -Original Message- From: Alexey Popov [mailto:tank2.a...@gmail.com] Sent: Friday, January 12, 2018 8:23 PM To: user@ignite.apache.or

Re: Group By Query is slow : Apache Ignite 2.3.0

Hi, Were you able to resolve the issue? If yes, it would be nice to share it with the community. D. On Thu, Dec 21, 2017 at 12:49 AM, dkarachentsev wrote: > Hi Indranil, > > These measurements are not fully correct, for example select count(*) might > use only index and in select * was not act

Re: Data load is very slow in ignite 2.3 compare to ignite 1.9

Hi Tejas, Were you able to resolve your issue? If yes, it would be nice to share it with the community. D. On Wed, Dec 20, 2017 at 11:09 PM, Denis Magda wrote: > Why are you giving only 5GB of RAM to every node then (referring to your > data region configuration)? You mentioned that it’s fine

Re: Can Ignite native persistence used with 3rd party persistence?

Cross-sending to dev@. Alexey, This issue is marked to be fixed for 2.4 which is planned to be released in a couple of weeks. Do you think you will be able to close this issue before the release? D. On Mon, Dec 18, 2017 at 9:51 AM, Alexey Goncharuk < alexey.goncha...@gmail.com> wrote: > Creat

Fwd: How to speedup activation on a node with persistence

Hi Kamil, Have you been able to resolve your issue? If yes, it would be great if you could share it with the community. Thanks, D. -- Forwarded message -- From: mcherkasov Date: Mon, Dec 18, 2017 at 9:27 AM Subject: Re: How to speedup activation on a node with persistence To: us

Re: Transaction operations using the Ignite Thin Client Protocol

Hi Thanks for your response. The project I'm working on requires many C++ processes running on a machine with each C++ process to perform cache operations on Ignite Cluster transactionally. Hence Each Individual C++ process has to start an Ignite C++ Client node with in its process. But there wil

Re: Transaction operations using the Ignite Thin Client Protocol

Hi, Is there a reason why you do not want to use the C++ client that comes with Ignite? https://apacheignite-cpp.readme.io/docs/transactions D. On Mon, Jan 8, 2018 at 2:12 AM, kotamrajuyashasvi < kotamrajuyasha...@gmail.com> wrote: > Hi > > I would like to perform Ignite Transaction operations

New blog post: "Apache Ignite Transactions Architecture: 2-phase commit protocol" by Akmal Chaudhri

Igniters, as most of you are aware, Apache Ignite supports a range of different Application Programming Interfaces (APIs). Akmal Chaudhri just published the first in a multi-part series offering a detailed look at how Apache Ignite manages transactions in its key-value API and some of the mechan