Hi Dmitry,
Another question. I am curious if I query via JDBC or new thin client, will the reduce happen on one of server nodes serving as a proxy?
Sent: Thursday, June 28, 2018 at 2:02 PM
From: "Tom M"
To: user@ignite.apache.org
Subject: Re: Scaling with SQL query
Hi Dmitry,
Thanks for the great explanation!
Looks like "reduce" hapenning on the client is the issue that can be solved with adding clients.
Sent: Wednesday, June 27, 2018 at 6:22 PM
From: dkarachentsev
To: user@ignite.apache.org
Subject: Re: Scaling with SQL query
Hi,
Slight degr
on overheads caused by that the "reduce" node collects data from multiple nodes.
Please show metrics for this query for you configuration.
Thanks,
Pavel
2018-06-26 6:24 GMT+03:00 Tom M <tar...@mail.com>:
Hi,
I have a cluster of 10 nodes, and a cache with replica
Hi,
I have a cluster of 10 nodes, and a cache with replication factor 3 and no persistency enabled.
The SQL query is pretty simple -- "SELECT * FROM Logs ORDER by time DESC LIMIT 100".
I have checked the index for "time" attribute is applied.
When I increase the number of nodes, throughpu