[HADOOP-6840] Support non-recursive create() in FileSystem & SequenceFile.Writer

• Type: Improvement
• Status: Closed
• Priority: Minor
• Resolution: Fixed
• Affects Version/s: 0.20-append, 0.21.0
• Fix Version/s: 1.0.0, 0.23.1
• Component/s: fs, io
• Target Version/s: 1.0.0, 0.23.1
• Hadoop Flags: Reviewed
• Assignee: Nicolas Spiegelberg
• Reporter: Nicolas Spiegelberg
• Created: 25/Jun/10 22:05
• Updated: 02/May/13 02:29
• Resolved: 28/Dec/11 18:42

Description

The proposed solution for HBASE-2312 requires the sequence file to handle a non-recursive create. This is already supported by HDFS, but needs to have an equivalent FileSystem & SequenceFile.Writer API.

Issue Links

• is depended upon by: HADOOP-7870 fix SequenceFile#createWriter with boolean createParent arg to respect createParent.
• is depended upon by: HADOOP-6886 LocalFileSystem Needs createNonRecursive API
• is required by: HBASE-2312 Possible data loss when RS goes into GC pause while rolling HLog
• relates to: HDFS-617 Support for non-recursive create() in HDFS