[jira] [Updated] (HIVE-20338) LLAP: Force synthetic file-id for filesystems which have HDFS protocol impls with POSIX mutation semantics

2018-10-07 Thread Gopal V (JIRA)


 [ 
https://issues.apache.org/jira/browse/HIVE-20338?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Gopal V updated HIVE-20338:
---
   Resolution: Fixed
Fix Version/s: 4.0.0
   Status: Resolved  (was: Patch Available)

> LLAP: Force synthetic file-id for filesystems which have HDFS protocol impls 
> with POSIX mutation semantics
> --
>
> Key: HIVE-20338
> URL: https://issues.apache.org/jira/browse/HIVE-20338
> Project: Hive
>  Issue Type: Bug
>Reporter: Gopal V
>Assignee: Gopal V
>Priority: Major
> Fix For: 4.0.0
>
> Attachments: HIVE-20338.1.patch, HIVE-20338.WIP.patch, 
> HIVE-20338.patch
>
>
> HDFS client protocol is not a guarantee of the immutability of files - the 
> synthetic file-id includes the mtime of the file as well, which is a 
> fail-safe for filesystems which implement the client wire protocol without 
> offering the same storage side restrictions on immutability (i.e allow NFS 
> read-write-modify on the backend).



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[jira] [Updated] (HIVE-20338) LLAP: Force synthetic file-id for filesystems which have HDFS protocol impls with POSIX mutation semantics

2018-08-27 Thread Gopal V (JIRA)


 [ 
https://issues.apache.org/jira/browse/HIVE-20338?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Gopal V updated HIVE-20338:
---
Attachment: HIVE-20338.1.patch

> LLAP: Force synthetic file-id for filesystems which have HDFS protocol impls 
> with POSIX mutation semantics
> --
>
> Key: HIVE-20338
> URL: https://issues.apache.org/jira/browse/HIVE-20338
> Project: Hive
>  Issue Type: Bug
>Reporter: Gopal V
>Assignee: Gopal V
>Priority: Major
> Attachments: HIVE-20338.1.patch, HIVE-20338.WIP.patch, 
> HIVE-20338.patch
>
>
> HDFS client protocol is not a guarantee of the immutability of files - the 
> synthetic file-id includes the mtime of the file as well, which is a 
> fail-safe for filesystems which implement the client wire protocol without 
> offering the same storage side restrictions on immutability (i.e allow NFS 
> read-write-modify on the backend).



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[jira] [Updated] (HIVE-20338) LLAP: Force synthetic file-id for filesystems which have HDFS protocol impls with POSIX mutation semantics

2018-08-16 Thread Sergey Shelukhin (JIRA)


 [ 
https://issues.apache.org/jira/browse/HIVE-20338?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Sergey Shelukhin updated HIVE-20338:

Status: Patch Available  (was: Open)

The patch looks good to me... [~gopalv] any particular reason it's WIP?

> LLAP: Force synthetic file-id for filesystems which have HDFS protocol impls 
> with POSIX mutation semantics
> --
>
> Key: HIVE-20338
> URL: https://issues.apache.org/jira/browse/HIVE-20338
> Project: Hive
>  Issue Type: Bug
>Reporter: Gopal V
>Assignee: Sergey Shelukhin
>Priority: Major
> Attachments: HIVE-20338.WIP.patch, HIVE-20338.patch
>
>
> HDFS client protocol is not a guarantee of the immutability of files - the 
> synthetic file-id includes the mtime of the file as well, which is a 
> fail-safe for filesystems which implement the client wire protocol without 
> offering the same storage side restrictions on immutability (i.e allow NFS 
> read-write-modify on the backend).



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[jira] [Updated] (HIVE-20338) LLAP: Force synthetic file-id for filesystems which have HDFS protocol impls with POSIX mutation semantics

2018-08-16 Thread Sergey Shelukhin (JIRA)


 [ 
https://issues.apache.org/jira/browse/HIVE-20338?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Sergey Shelukhin updated HIVE-20338:

Attachment: HIVE-20338.patch

> LLAP: Force synthetic file-id for filesystems which have HDFS protocol impls 
> with POSIX mutation semantics
> --
>
> Key: HIVE-20338
> URL: https://issues.apache.org/jira/browse/HIVE-20338
> Project: Hive
>  Issue Type: Bug
>Reporter: Gopal V
>Assignee: Sergey Shelukhin
>Priority: Major
> Attachments: HIVE-20338.WIP.patch, HIVE-20338.patch
>
>
> HDFS client protocol is not a guarantee of the immutability of files - the 
> synthetic file-id includes the mtime of the file as well, which is a 
> fail-safe for filesystems which implement the client wire protocol without 
> offering the same storage side restrictions on immutability (i.e allow NFS 
> read-write-modify on the backend).



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[jira] [Updated] (HIVE-20338) LLAP: Force synthetic file-id for filesystems which have HDFS protocol impls with POSIX mutation semantics

2018-08-13 Thread Gopal V (JIRA)


 [ 
https://issues.apache.org/jira/browse/HIVE-20338?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Gopal V updated HIVE-20338:
---
Description: HDFS client protocol is not a guarantee of the immutability of 
files - the synthetic file-id includes the mtime of the file as well, which is 
a fail-safe for filesystems which implement the client wire protocol without 
offering the same storage side restrictions on immutability (i.e allow NFS 
read-write-modify on the backend).  (was: HDFS protocol does not guarantee 
immutability of files - the synthetic file-id includes the mtime of the file as 
well, which is a fail-safe for such filesystems. )

> LLAP: Force synthetic file-id for filesystems which have HDFS protocol impls 
> with POSIX mutation semantics
> --
>
> Key: HIVE-20338
> URL: https://issues.apache.org/jira/browse/HIVE-20338
> Project: Hive
>  Issue Type: Bug
>Reporter: Gopal V
>Priority: Major
> Attachments: HIVE-20338.WIP.patch
>
>
> HDFS client protocol is not a guarantee of the immutability of files - the 
> synthetic file-id includes the mtime of the file as well, which is a 
> fail-safe for filesystems which implement the client wire protocol without 
> offering the same storage side restrictions on immutability (i.e allow NFS 
> read-write-modify on the backend).



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[jira] [Updated] (HIVE-20338) LLAP: Force synthetic file-id for filesystems which have HDFS protocol impls with POSIX mutation semantics

2018-08-13 Thread Gopal V (JIRA)


 [ 
https://issues.apache.org/jira/browse/HIVE-20338?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Gopal V updated HIVE-20338:
---
Attachment: HIVE-20338.WIP.patch

> LLAP: Force synthetic file-id for filesystems which have HDFS protocol impls 
> with POSIX mutation semantics
> --
>
> Key: HIVE-20338
> URL: https://issues.apache.org/jira/browse/HIVE-20338
> Project: Hive
>  Issue Type: Bug
>Reporter: Gopal V
>Priority: Major
> Attachments: HIVE-20338.WIP.patch
>
>
> HDFS protocol does not guarantee immutability of files - the synthetic 
> file-id includes the mtime of the file as well, which is a fail-safe for such 
> filesystems. 



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