[jira] [Updated] (IGNITE-11341) SQL: Enable lazy mode by default

2019-10-21 Thread Maxim Muzafarov (Jira)


 [ 
https://issues.apache.org/jira/browse/IGNITE-11341?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Maxim Muzafarov updated IGNITE-11341:
-
Ignite Flags: Docs Required,Release Notes Required  (was: Docs Required)

> SQL: Enable lazy mode by default
> 
>
> Key: IGNITE-11341
> URL: https://issues.apache.org/jira/browse/IGNITE-11341
> Project: Ignite
>  Issue Type: Task
>  Components: sql
>Reporter: Vladimir Ozerov
>Priority: Critical
>  Labels: h2-limitation
>
> We redesigned lazy mode, so that now it doesn't spawn new thread and has the 
> same performance as old "eager" mode (IGNITE-9171). However, we didn't enable 
> it by default because H2 1.4.197 contains several bugs causing query engine 
> slowdown in some cases when lazy mode is set. These issues are resolved in H2 
> master and will become available as a part of the next release (presumably 
> 1.4.198). 
> We need to make lazy mode enabled by default once new version is available 
> (IGNITE-10801).



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[jira] [Updated] (IGNITE-11341) SQL: Enable lazy mode by default

2019-09-30 Thread Nikolay Izhikov (Jira)


 [ 
https://issues.apache.org/jira/browse/IGNITE-11341?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Nikolay Izhikov updated IGNITE-11341:
-
Labels: h2-limitation  (was: )

> SQL: Enable lazy mode by default
> 
>
> Key: IGNITE-11341
> URL: https://issues.apache.org/jira/browse/IGNITE-11341
> Project: Ignite
>  Issue Type: Task
>  Components: sql
>Reporter: Vladimir Ozerov
>Priority: Critical
>  Labels: h2-limitation
>
> We redesigned lazy mode, so that now it doesn't spawn new thread and has the 
> same performance as old "eager" mode (IGNITE-9171). However, we didn't enable 
> it by default because H2 1.4.197 contains several bugs causing query engine 
> slowdown in some cases when lazy mode is set. These issues are resolved in H2 
> master and will become available as a part of the next release (presumably 
> 1.4.198). 
> We need to make lazy mode enabled by default once new version is available 
> (IGNITE-10801).



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[jira] [Updated] (IGNITE-11341) SQL: Enable lazy mode by default

2019-02-17 Thread Vladimir Ozerov (JIRA)


 [ 
https://issues.apache.org/jira/browse/IGNITE-11341?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Vladimir Ozerov updated IGNITE-11341:
-
Priority: Critical  (was: Major)

> SQL: Enable lazy mode by default
> 
>
> Key: IGNITE-11341
> URL: https://issues.apache.org/jira/browse/IGNITE-11341
> Project: Ignite
>  Issue Type: Task
>  Components: sql
>Reporter: Vladimir Ozerov
>Assignee: Taras Ledkov
>Priority: Critical
>
> We redesigned lazy mode, so that now it doesn't spawn new thread and has the 
> same performance as old "eager" mode (IGNITE-9171). However, we didn't enable 
> it by default because H2 1.4.197 contains several bugs causing query engine 
> slowdown in some cases when lazy mode is set. These issues are resolved in H2 
> master and will become available as a part of the next release (presumably 
> 1.4.198). 
> We need to make lazy mode enabled by default once new version is available 
> (IGNITE-10801).



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