[jira] [Commented] (ARROW-85) C++: memcmp is too expensive for Buffer's Equal

2016-03-28 Thread Kai Zheng (JIRA)
[ https://issues.apache.org/jira/browse/ARROW-85?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=15215142#comment-15215142 ] Kai Zheng commented on ARROW-85: Yes I understood. I thought at least we need to be careful about calling

[jira] [Updated] (ARROW-100) [C++] Computing RowBatch size

2016-04-12 Thread Kai Zheng (JIRA)
[ https://issues.apache.org/jira/browse/ARROW-100?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Kai Zheng updated ARROW-100: Summary: [C++] Computing RowBatch size (was: Keeping track of final object sizes) > [C++] Computing

[jira] [Commented] (ARROW-100) [C++] Computing RowBatch size

2016-04-12 Thread Kai Zheng (JIRA)
[ https://issues.apache.org/jira/browse/ARROW-100?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=15238304#comment-15238304 ] Kai Zheng commented on ARROW-100: - Sounds good Philipp. I refined the title to avoid confusion. > [C++]

[jira] [Commented] (ARROW-60) C++: Struct type builder API

2016-04-12 Thread Kai Zheng (JIRA)
[ https://issues.apache.org/jira/browse/ARROW-60?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=15236786#comment-15236786 ] Kai Zheng commented on ARROW-60: Thanks Micah for the sync and review in advance. > C++: Struct type

[jira] [Assigned] (ARROW-60) C++: Struct type builder API

2016-04-11 Thread Kai Zheng (JIRA)
[ https://issues.apache.org/jira/browse/ARROW-60?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Kai Zheng reassigned ARROW-60: -- Assignee: Kai Zheng > C++: Struct type builder API > - > >

[jira] [Commented] (ARROW-41) C++: Convert table to std::vector of Struct arrays

2016-03-26 Thread Kai Zheng (JIRA)
[ https://issues.apache.org/jira/browse/ARROW-41?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=15213309#comment-15213309 ] Kai Zheng commented on ARROW-41: Thanks for your pointers. If these are not needed in a hurry, I can get

[jira] [Commented] (ARROW-85) C++: memcmp can be avoided in Equal when comparing with the same Buffer

2016-04-03 Thread Kai Zheng (JIRA)
[ https://issues.apache.org/jira/browse/ARROW-85?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=15223572#comment-15223572 ] Kai Zheng commented on ARROW-85: https://github.com/apache/arrow/pull/57 > C++: memcmp can be avoided in

[jira] [Commented] (ARROW-60) C++: Struct type builder API

2016-04-04 Thread Kai Zheng (JIRA)
[ https://issues.apache.org/jira/browse/ARROW-60?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=15225441#comment-15225441 ] Kai Zheng commented on ARROW-60: Let me understand the type and implement it first. > C++: Struct type

[jira] [Created] (ARROW-84) C++: separate test codes

2016-03-28 Thread Kai Zheng (JIRA)
Kai Zheng created ARROW-84: -- Summary: C++: separate test codes Key: ARROW-84 URL: https://issues.apache.org/jira/browse/ARROW-84 Project: Apache Arrow Issue Type: Test Reporter: Kai

[jira] [Updated] (ARROW-85) C++: memcmp is too expensive for Buffer's Equal

2016-03-28 Thread Kai Zheng (JIRA)
[ https://issues.apache.org/jira/browse/ARROW-85?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Kai Zheng updated ARROW-85: --- Summary: C++: memcmp is too expensive for Buffer's Equal (was: C++: memcp is too expensive for Buffer's Equal)

[jira] [Created] (ARROW-85) C++: separate test codes

2016-03-28 Thread Kai Zheng (JIRA)
Kai Zheng created ARROW-85: -- Summary: C++: separate test codes Key: ARROW-85 URL: https://issues.apache.org/jira/browse/ARROW-85 Project: Apache Arrow Issue Type: Improvement Reporter:

[jira] [Updated] (ARROW-85) C++: memcp is too expensive for Buffer's Equal

2016-03-28 Thread Kai Zheng (JIRA)
[ https://issues.apache.org/jira/browse/ARROW-85?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Kai Zheng updated ARROW-85: --- Description: It looks too expensive to use memcmp to compare two buffers. Instead, the starting address and

[jira] [Updated] (ARROW-85) C++: memcmp can be avoided in Equal when comparing with the same Buffer

2016-03-29 Thread Kai Zheng (JIRA)
[ https://issues.apache.org/jira/browse/ARROW-85?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Kai Zheng updated ARROW-85: --- Description: It looks too expensive to use memcmp to compare two buffers. Instead, the starting address and

[jira] [Updated] (ARROW-85) C++: memcmp can be avoided in Equal when comparing with the same Buffer

2016-03-29 Thread Kai Zheng (JIRA)
[ https://issues.apache.org/jira/browse/ARROW-85?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Kai Zheng updated ARROW-85: --- Summary: C++: memcmp can be avoided in Equal when comparing with the same Buffer (was: C++: memcmp is too

[jira] [Commented] (ARROW-60) C++: Struct type builder API

2016-04-18 Thread Kai Zheng (JIRA)
[ https://issues.apache.org/jira/browse/ARROW-60?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=15245253#comment-15245253 ] Kai Zheng commented on ARROW-60: Sorry I'm distracted and not able to work on this. I had an off-line