[HIVE-10088] RCFIle: Lateral view with explode throws ConcurrentModificationException

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Duplicate
• Affects Version/s: 1.2.0
• Assignee: Selina Zhang
• Reporter: Selina Zhang
• Created: 25/Mar/15 18:38
• Updated: 27/Mar/15 21:40
• Resolved: 27/Mar/15 21:40

Description

CREATE TABLE test_table123 (a INT, b MAP<STRING, STRING>) STORED AS RCFILE;
INSERT OVERWRITE TABLE test_table123 SELECT 1, MAP("a1", "b1", "c1", "d1") FROM src LIMIT 1;
hive> select * from test_table123;
1

{"a1":"b1","c1":"d1"}

The following query will lead to ConcurrentModificationException
SELECT * FROM (SELECT b FROM test_table123) t1 LATERAL VIEW explode(b) x AS b,c LIMIT 1;
Failed with exception java.io.IOException:java.util.ConcurrentModificationException

Issue Links

• is duplicated by: HIVE-10089 RCFile: lateral view explode caused ConcurrentModificationException