Thanks Yan and Yong,
Yes, from Spark, I can access ORC files loaded to Hive tables.
Thanks.
From: 颜发才(Yan Facai) [mailto:facai@gmail.com]
Sent: Friday, February 17, 2017 6:59 PM
To: Yong Zhang <java8...@hotmail.com>
Cc: Begar, Veena <veena.be...@hpe.com>; smartzjp <zjp_j...@
it using dataframe?
Thanks.
From: Yong Zhang [mailto:java8...@hotmail.com]
Sent: Tuesday, February 14, 2017 8:31 PM
To: Begar, Veena <veena.be...@hpe.com>; smartzjp <zjp_j...@163.com>;
user@spark.apache.org
Subject: Re: How to specify default value for StructField?
You maybe are looking f
, February 14, 2017 10:32 AM
To: Begar, Veena <veena.be...@hpe.com>; user@spark.apache.org
Subject: Re: How to specify default value for StructField?
You can try the below code.
val df = spark.read.format("orc").load("/user/hos/orc_files_test_together")
df.select(“f1”,”f2”)
