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From "roncenzhao (JIRA)" <j...@apache.org>
Subject [jira] [Created] (SPARK-20017) Functions "str_to_map" and "explode" throws NPE exceptioin
Date Sun, 19 Mar 2017 13:39:41 GMT
roncenzhao created SPARK-20017:
----------------------------------

             Summary: Functions "str_to_map" and "explode" throws NPE exceptioin
                 Key: SPARK-20017
                 URL: https://issues.apache.org/jira/browse/SPARK-20017
             Project: Spark
          Issue Type: Bug
          Components: SQL
    Affects Versions: 2.1.0
            Reporter: roncenzhao


```
val sqlDf = spark.sql("select k,v from (select str_to_map('') as map_col from range(2)) tbl
lateral view explode(map_col) as k,v")

sqlDf.show
```

The sql throws NPE exception.



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