Removing last ',' in second row would make result as you expected.
I can't tell it's bug or not.
2013/5/27 Sai Sai <saigr...@yahoo.in>:
>
> *************************
> Here is the json-data that i load:
> *************************
>
> { "blogID" : "FJY26J1333", "date" : "2012-04-01", "name" : "vpxnksu",
> "comment" : "good stuff", "contact" : { "email" : "vpxn...@gmail.com",
> "website" : "vpxnksu.wordpress.com" } }
> { "blogID" : "VSAUMDFGSD", "date" : "2012-04-01", "name" : "yhftrcx",
> "comment" : "another comment",}
>
> *************************
> Here is the hive commands :
> *************************
>
> CREATE EXTERNAL TABLE json_comments(value STRING) LOCATION
> '/user/json-comments';
>
> LOAD DATA LOCAL INPATH '/home/satish/data/inputSai/json-comments.txt'
> OVERWRITE INTO TABLE json_comments;
>
> SELECT b.blogID, c.email FROM json_comments a LATERAL VIEW
> json_tuple(a.value, 'blogID', 'contact') b AS blogID, contact LATERAL VIEW
> json_tuple(b.contact, 'email', 'website') c AS email, website;
>
> *************************
> Here r the results of map reduce:
> *************************
>
> blogid email
> FJY26J1333 vpxn...@gmail.com
> NULL NULL
>
> *************************
> My question is why the 2nd row is coming up as Null values, i was expecting
> the results to be like this:
> *************************
>
> blogid email
> FJY26J1333 vpxn...@gmail.com
> VSAUMDFGSD NULL
>
> Any input is appreciated in understanding this.
> Thanks
> S
