Re: Error in JDBC store

2017-01-01 Thread Dmitry Karachentsev
Opened a ticket for that [1]. [1] https://issues.apache.org/jira/browse/IGNITE-4515 On 29.12.2016 23:07, Valentin Kulichenko wrote: Hi Dmitry, My opinion is that this is not a valid case and we should throw an exception on cache startup if two Java fields are mapped to the same DB field. Even

[jira] [Created] (IGNITE-4515) Throw exception when key and value fields mapped to the same DB columns

2017-01-01 Thread Dmitry Karachentsev (JIRA)
Dmitry Karachentsev created IGNITE-4515: --- Summary: Throw exception when key and value fields mapped to the same DB columns Key: IGNITE-4515 URL: https://issues.apache.org/jira/browse/IGNITE-4515

Re: PageMemory approach for Ignite 2.0

2017-01-01 Thread Vladimir Ozerov
Dima, Performance is a serious concern, but not the main one. My point is that standard users working on commodity hardware and requiring only in-memory mode simply do not need page memory. They need distributed HashMap. We already have it. It is fast, it is stable, it have been tested rigorously