[jira] [Commented] (ARROW-5502) [R] file readers should mmap

2019-10-11 Thread Wes McKinney (Jira)
[ https://issues.apache.org/jira/browse/ARROW-5502?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16949488#comment-16949488 ] Wes McKinney commented on ARROW-5502: - Note that we stopped memory mapping by default in

[jira] [Commented] (ARROW-5502) [R] file readers should mmap

2019-06-11 Thread Wes McKinney (JIRA)
[ https://issues.apache.org/jira/browse/ARROW-5502?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16861119#comment-16861119 ] Wes McKinney commented on ARROW-5502: - The Parquet C++ library by default only reads the serialized

[jira] [Commented] (ARROW-5502) [R] file readers should mmap

2019-06-11 Thread Neal Richardson (JIRA)
[ https://issues.apache.org/jira/browse/ARROW-5502?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16861100#comment-16861100 ] Neal Richardson commented on ARROW-5502: Memory mapping would make the loading in memory to copy

[jira] [Commented] (ARROW-5502) [R] file readers should mmap

2019-06-11 Thread JIRA
[ https://issues.apache.org/jira/browse/ARROW-5502?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16861084#comment-16861084 ] Romain François commented on ARROW-5502: You can memory map right now, although at this point