[HDFS-12927] Update erasure coding doc to address unsupported APIs

• Type: Improvement
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 3.0.0
• Fix Version/s: 3.0.1
• Component/s: erasure-coding
• Target Version/s: 3.1.0, 3.0.1
• Assignee: Lei (Eddy) Xu
• Reporter: Lei (Eddy) Xu
• Created: 14/Dec/17 22:55
• Updated: 15/Dec/17 18:47
• Resolved: 15/Dec/17 18:29

Description

Concat, truncate, setReplication are not (fully) supported with EC files. We should update the document to address them explicitly.