Re: How to run Ignite REST API scan query with predicate

2018-12-14 Thread begineer
OK, May be I wasn't clear before. Lets say cache contains entries 1. Trade1-> TradeObject{field1 =2, other fields} Trade2-> TradeObject{field1 =3, other fields} Trade3-> TradeObject{field1 =2, other fields} Now if I run scan query without filter, it will return above 3 entries. But let

Re: Is ignite good for my use case?

2018-12-14 Thread Denis Magda
Hello, Redis is a good distributed cache that perfectly fits a cache-aside pattern - your database (primary storage) is separated from your cache. Both storages are updated separately and Redis speeds up some workloads by caching data in RAM. If Redis works for you then, for sure, no need to migra

Is ignite good for my use case?

2018-12-14 Thread Darshan Singh
Hi, Warning: Long email ahead I am new to Ignite and I was wondering if we can use ignite for one of our application. As of now we are using an RDBMS , using redis to cache the data and then using python to work with this cached data. Our caches doesnt change that frequently and we never update t

Re: QueryCursor challenge - Data conversion error converting char (not supported)

2018-12-14 Thread Ilya Kasnacheev
Hello! I don't think that SqlFieldsQuery supports 'char' or 'Character' type. You could try and replace it with String or Integer if you wanted. Regards, -- Ilya Kasnacheev пт, 14 дек. 2018 г. в 00:02, Elanthirayan Krishnasamy < elanthirayan.krishnasa...@aexp.com>: > Hello > > > > I have a ca

Dealing with changing class definitions in Ignite

2018-12-14 Thread Gert Dubois
Hi, On my current project we are confronted with an issue we are struggling to figure out. We have a simple topology where we have a client node running an IgniteRunnable to a server node. Both nodes have peerClassLoading=true and the default binaryConfiguration with compactFooters=false. The clie

Re: Web console project cannot start an ignite server node

2018-12-14 Thread Ilya Kasnacheev
Hello! 2.7 is officially released so you should try that one, see if it helps with your troubles. Regards, -- Ilya Kasnacheev пт, 14 дек. 2018 г. в 11:33, deostroll : > Okay, I was able to replicate the problem by adding a dependency of spring > boot to my project. > > Below is the pom.xml fi

Re: Can i use SQL query and Cache Operations in same transaction (JTA)

2018-12-14 Thread Павлухин Иван
Hi Hyungbai, Regarding your problem. Currently a combination of JTA transactions and MVCC is not supported. I filed a ticket [1]. It worth to say that SQL and Cache API operations can be run in the same transaction started via IgniteTransactions API. [1] https://issues.apache.org/jira/browse/IGN

Re: Web console project cannot start an ignite server node

2018-12-14 Thread deostroll
Okay, I was able to replicate the problem by adding a dependency of spring boot to my project. Below is the pom.xml file including spring boot. Now what should I do? ignite 2.7 is not officially released, right? BEGIN_PASTE--- http://maven.apache.org/POM/4.0.0"; xmlns:xsi="http://www.w3