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From Ram Sriharsha <sriharsha....@gmail.com>
Subject Re: InferredSchema Example in Spark-SQL
Date Mon, 18 May 2015 03:07:22 GMT
you are missing sqlContext.implicits._

On Sun, May 17, 2015 at 8:05 PM, Rajdeep Dua <rajdeep.dua@gmail.com> wrote:

> Here are my imports
>
> *import* org.apache.spark.SparkContext
>
> *import* org.apache.spark.SparkContext._
>
> *import* org.apache.spark.SparkConf
>
> *import* org.apache.spark.sql.SQLContext
>
> *import* org.apache.spark.sql.SchemaRDD
>
> On Sun, May 17, 2015 at 8:05 PM, Rajdeep Dua <rajdeep.dua@gmail.com>
> wrote:
>
>> Sorry .. toDF() gives an error
>>
>> [error]
>> /home/ubuntu/work/spark/spark-samples/ml-samples/src/main/scala/sql/InferredSchema.scala:24:
>> value toDF is not a member of org.apache.spark.rdd.RDD[Person]
>> [error]     val people =
>> sc.textFile("/home/ubuntu/work/spark-src/spark/examples/src/main/resources/people.txt").map(_.split(",")).map(p
>> => Person(p(0), p(1).trim.toInt)).toDF()
>>
>>
>> On Sun, May 17, 2015 at 5:41 PM, Cheng, Hao <hao.cheng@intel.com> wrote:
>>
>>>  Typo? Should be .toDF(), not .toRD()
>>>
>>>
>>>
>>> *From:* Ram Sriharsha [mailto:sriharsha.ram@gmail.com]
>>> *Sent:* Monday, May 18, 2015 8:31 AM
>>> *To:* Rajdeep Dua
>>> *Cc:* user
>>> *Subject:* Re: InferredSchema Example in Spark-SQL
>>>
>>>
>>>
>>> you mean toDF() ? (toDF converts the RDD to a DataFrame, in this case
>>> inferring schema from the case class)
>>>
>>>
>>>
>>>
>>>
>>>
>>>
>>> On Sun, May 17, 2015 at 5:07 PM, Rajdeep Dua <rajdeep.dua@gmail.com>
>>> wrote:
>>>
>>>  Hi All,
>>>
>>> Was trying the Inferred Schema spart example
>>>
>>> http://spark.apache.org/docs/latest/sql-programming-guide.html#overview
>>>
>>>
>>>
>>> I am getting the following compilation error on the function toRD()
>>>
>>>
>>>
>>> value toRD is not a member of org.apache.spark.rdd.RDD[Person]
>>>
>>> [error]     val people =
>>> sc.textFile("/home/ubuntu/work/spark-src/spark/examples/src/main/resources/people.txt").map(_.split(",")).map(p
>>> => Person(p(0), p(1).trim.toInt)).toRD()
>>>
>>> [error]
>>>
>>>
>>>
>>> Thanks
>>>
>>> Rajdeep
>>>
>>>
>>>
>>>
>>>
>>>
>>>
>>>
>>
>>
>

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