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Creating spark Row from database values - Spark - [mail # user]
...Hi there. Have you seen this link?https://medium.com/@mrpowers/manually-creating-spark-dataframes-b14dae906393It shows you multiple ways to manually create a dataframe.Hope it helps.Regards,...
   Author: Shahab Yunus , 2018-09-26, 12:55
Unsubscribe - Spark - [mail # user]
...Unsubscribe...
   Author: Shahab Yunus , 2018-04-23, 18:44
[expand - 1 more] - StringIndexer with high cardinality huge data - Spark - [mail # user]
...Thanks guys.@Filipp ZhinkinYes, we might have couple of string columns which will have 15million+unique values which need to be mapped to indices.@Nick PentreathWe are on 2.0.2 though I will...
   Author: Shahab Yunus , 2018-04-10, 14:59
Sparse Matrix to Matrix multiplication in Spark - Spark - [mail # user]
...Hi there. Right now Spark MLLib doesn't provide Sparse Matrix to Matrixmultiplication. The only thing that I saw is a BlockMatrix being multipliedwith a DenseMatrix.Is there any plan (or wor...
   Author: Shahab Yunus , 2018-04-01, 19:24
Warnings on data insert into Hive Table using PySpark - Spark - [mail # user]
...Hi there. When I try to insert data into hive tables using the followingquery, I get these warnings below. The data is inserted fine (the queryworks without warning directly on hive cli as w...
   Author: Shahab Yunus , 2018-03-19, 15:41
Accessing Scala RDD from pyspark - Spark - [mail # user]
...Hi there.I am calling custom Scala code from pyspark (interpreter). The customerScala code is simple: it just reads a textFile using sparkContext.textFileand returns RDD[String].In pyspark, ...
   Author: Shahab Yunus , 2018-03-16, 05:17
2 items - RE: Unsubscribe & A better ListSrv for beginners. - Hadoop - [mail # user]
...On a side note, it is 'foul', not 'fowl', which is a whole different animal(pun intended ;)Regards,ShahabOn Wed, Dec 2, 2015 at 4:12 PM, Ted Yu  wrote:> For #1, please see:> https...
   Author: Shahab Yunus , 2015-12-02, 21:16
Passing Args to Mappers and Reducers - Hadoop - [mail # user]
...Are you properly implementing the Tool interface?https://hadoopi.wordpress.com/2013/06/05/hadoop-implementing-the-tool-interface-for-mapreduce-driver/Also, there needs to be space between -D...
   Author: Shahab Yunus , 2015-10-06, 13:26
Chaining MapReduce - Hadoop - [mail # user]
...What is the different between the mappers? Is the input data suppose to goto all mappers or it is dependent on the source data?Regards,ShahabOn Fri, Aug 21, 2015 at 1:35 PM, ☼ R Nair (रविशंक...
   Author: Shahab Yunus , 2015-08-21, 17:37
hbase doubts - HBase - [mail # user]
...One thought to ponder:If you are going to be splitting continuously and at a quicker pace, do youhave a strategy/plan to merge old regions? Otherwise, you can end up with acluster with proli...
   Author: Shahab Yunus , 2015-08-18, 20:03