[DRILL-3557] Reading empty CSV file fails with SYSTEM ERROR

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 1.2.0
• Assignee: Sean Hsuan-Yi Chu
• Reporter: Daniel Barclay
• Created: 27/Jul/15 03:33
• Updated: 15/Sep/15 19:19
• Resolved: 10/Aug/15 00:18

Description

Trying to read an empty CSV file (a file containing zero bytes) fails with a system error:

0: jdbc:drill:zk=local> SELECT * FROM `dfs.root`.`/tmp/empty.csv`;
Error: SYSTEM ERROR: IllegalArgumentException: MinorFragmentId 0 has no read entries assigned


[Error Id: f1da68f6-9749-45bc-956b-20cbc6d28894 on dev-linux2:31010] (state=,code=0)
0: jdbc:drill:zk=local> 

Issue Links

• is related to: DRILL-2843 Reading empty CSV file fails with error (rather than yielding zero rows)