[jira] [Updated] (PHOENIX-5793) Support parallel init and fast null return for SortMergeJoinPlan.
[ https://issues.apache.org/jira/browse/PHOENIX-5793?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] chenglei updated PHOENIX-5793: -- Fix Version/s: 4.16.0 > Support parallel init and fast null return for SortMergeJoinPlan. > - > > Key: PHOENIX-5793 > URL: https://issues.apache.org/jira/browse/PHOENIX-5793 > Project: Phoenix > Issue Type: Improvement >Affects Versions: 5.0.0 >Reporter: Chen Feng >Assignee: Chen Feng >Priority: Minor > Fix For: 5.1.0, 4.16.0 > > Attachments: PHOENIX-5793-v2.patch, PHOENIX-5793-v3.patch, > PHOENIX-5793-v4.patch, PHOENIX-5793-v5.patch, PHOENIX-5793_v1-4.x.patch > > > For a join sql like A join B. The implementation of SortMergeJoinPlan > currently inits the two iterators A and B one by one. > By initializing A and B in parallel, we can improve performance in two > aspects. > 1) By overlapping the time in initializing. > 2) If one child query is null, the other child query can be canceled since > the final result must be null. > -- This message was sent by Atlassian Jira (v8.3.4#803005)
[jira] [Updated] (PHOENIX-5793) Support parallel init and fast null return for SortMergeJoinPlan.
[ https://issues.apache.org/jira/browse/PHOENIX-5793?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] chenglei updated PHOENIX-5793: -- Attachment: PHOENIX-5793_v1-4.x.patch > Support parallel init and fast null return for SortMergeJoinPlan. > - > > Key: PHOENIX-5793 > URL: https://issues.apache.org/jira/browse/PHOENIX-5793 > Project: Phoenix > Issue Type: Improvement >Affects Versions: 5.0.0 >Reporter: Chen Feng >Assignee: Chen Feng >Priority: Minor > Fix For: 5.1.0 > > Attachments: PHOENIX-5793-v2.patch, PHOENIX-5793-v3.patch, > PHOENIX-5793-v4.patch, PHOENIX-5793-v5.patch, PHOENIX-5793_v1-4.x.patch > > > For a join sql like A join B. The implementation of SortMergeJoinPlan > currently inits the two iterators A and B one by one. > By initializing A and B in parallel, we can improve performance in two > aspects. > 1) By overlapping the time in initializing. > 2) If one child query is null, the other child query can be canceled since > the final result must be null. > -- This message was sent by Atlassian Jira (v8.3.4#803005)
[jira] [Updated] (PHOENIX-5793) Support parallel init and fast null return for SortMergeJoinPlan.
[ https://issues.apache.org/jira/browse/PHOENIX-5793?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Chen Feng updated PHOENIX-5793: --- Attachment: (was: PHOENIX-5793-v5.patch) > Support parallel init and fast null return for SortMergeJoinPlan. > - > > Key: PHOENIX-5793 > URL: https://issues.apache.org/jira/browse/PHOENIX-5793 > Project: Phoenix > Issue Type: Improvement >Reporter: Chen Feng >Assignee: Chen Feng >Priority: Minor > Attachments: PHOENIX-5793-v2.patch, PHOENIX-5793-v3.patch, > PHOENIX-5793-v4.patch > > > For a join sql like A join B. The implementation of SortMergeJoinPlan > currently inits the two iterators A and B one by one. > By initializing A and B in parallel, we can improve performance in two > aspects. > 1) By overlapping the time in initializing. > 2) If one child query is null, the other child query can be canceled since > the final result must be null. > -- This message was sent by Atlassian Jira (v8.3.4#803005)
[jira] [Updated] (PHOENIX-5793) Support parallel init and fast null return for SortMergeJoinPlan.
[ https://issues.apache.org/jira/browse/PHOENIX-5793?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Chen Feng updated PHOENIX-5793: --- Attachment: (was: PHOENIX-5793-v5.patch) > Support parallel init and fast null return for SortMergeJoinPlan. > - > > Key: PHOENIX-5793 > URL: https://issues.apache.org/jira/browse/PHOENIX-5793 > Project: Phoenix > Issue Type: Improvement >Reporter: Chen Feng >Assignee: Chen Feng >Priority: Minor > Attachments: PHOENIX-5793-v2.patch, PHOENIX-5793-v3.patch, > PHOENIX-5793-v4.patch > > > For a join sql like A join B. The implementation of SortMergeJoinPlan > currently inits the two iterators A and B one by one. > By initializing A and B in parallel, we can improve performance in two > aspects. > 1) By overlapping the time in initializing. > 2) If one child query is null, the other child query can be canceled since > the final result must be null. > -- This message was sent by Atlassian Jira (v8.3.4#803005)
[jira] [Updated] (PHOENIX-5793) Support parallel init and fast null return for SortMergeJoinPlan.
[ https://issues.apache.org/jira/browse/PHOENIX-5793?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Chen Feng updated PHOENIX-5793: --- Attachment: PHOENIX-5793-v3.patch > Support parallel init and fast null return for SortMergeJoinPlan. > - > > Key: PHOENIX-5793 > URL: https://issues.apache.org/jira/browse/PHOENIX-5793 > Project: Phoenix > Issue Type: Improvement >Reporter: Chen Feng >Assignee: Chen Feng >Priority: Minor > Attachments: PHOENIX-5793-v2.patch, PHOENIX-5793-v3.patch > > > For a join sql like A join B. The implementation of SortMergeJoinPlan > currently inits the two iterators A and B one by one. > By initializing A and B in parallel, we can improve performance in two > aspects. > 1) By overlapping the time in initializing. > 2) If one child query is null, the other child query can be canceled since > the final result must be null. > -- This message was sent by Atlassian Jira (v8.3.4#803005)
[jira] [Updated] (PHOENIX-5793) Support parallel init and fast null return for SortMergeJoinPlan.
[ https://issues.apache.org/jira/browse/PHOENIX-5793?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Chen Feng updated PHOENIX-5793: --- Attachment: PHOENIX-5793-v2.patch > Support parallel init and fast null return for SortMergeJoinPlan. > - > > Key: PHOENIX-5793 > URL: https://issues.apache.org/jira/browse/PHOENIX-5793 > Project: Phoenix > Issue Type: Improvement >Reporter: Chen Feng >Assignee: Chen Feng >Priority: Minor > Attachments: PHOENIX-5793-v2.patch > > > For a join sql like A join B. The implementation of SortMergeJoinPlan > currently inits the two iterators A and B one by one. > By initializing A and B in parallel, we can improve performance in two > aspects. > 1) By overlapping the time in initializing. > 2) If one child query is null, the other child query can be canceled since > the final result must be null. > -- This message was sent by Atlassian Jira (v8.3.4#803005)
[jira] [Updated] (PHOENIX-5793) Support parallel init and fast null return for SortMergeJoinPlan.
[ https://issues.apache.org/jira/browse/PHOENIX-5793?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Chen Feng updated PHOENIX-5793: --- Attachment: (was: PHOENIX-5793-v1.patch) > Support parallel init and fast null return for SortMergeJoinPlan. > - > > Key: PHOENIX-5793 > URL: https://issues.apache.org/jira/browse/PHOENIX-5793 > Project: Phoenix > Issue Type: Improvement >Reporter: Chen Feng >Assignee: Chen Feng >Priority: Minor > > For a join sql like A join B. The implementation of SortMergeJoinPlan > currently inits the two iterators A and B one by one. > By initializing A and B in parallel, we can improve performance in two > aspects. > 1) By overlapping the time in initializing. > 2) If one child query is null, the other child query can be canceled since > the final result must be null. > -- This message was sent by Atlassian Jira (v8.3.4#803005)
