Cluster nodes failures while under load

2017-11-13 Thread alin-corodescu
Hello, I have a pretty vague description for the problem I am having with my Ignite cluster and I was wondering if anyone is experiencing similar behaviour. I am holding an in-memory database on an Ignite cluster, with about 500 GB of data in it (across 3 nodes). Data is constantly being streamed

Re: Incorrect map query built when joining with a subquery with group by statement

2017-11-13 Thread alin-corodescu
Following up on the previous discussion, I have filed an issue regarding the problem : https://issues.apache.org/jira/browse/IGNITE-6865 I have found a workaround this issue by using FROM (select * from Persons) instead of FROM Persons directly, which seems like a bug, because the 2 queries should

Re: Incorrect map query built when joining with a subquery with group by statement

2017-10-30 Thread alin-corodescu
Thank you for your response, I will look further into the problem and see if I can find any workarounds. -- Sent from: http://apache-ignite-users.70518.x6.nabble.com/

Incorrect map query built when joining with a subquery with group by statement

2017-10-27 Thread alin-corodescu
Hello, While experimenting around with Ignite, I came across a bug regarding the map query building. (the queries that run on each individual node). Consider the following dummy query (this is a reproduction of the error I found while testing actual production queries): SELECT t1.name, count(1) F