Chems Bezzaz

6 Questions 2 Answers 0 Followers

Questions related from Chems Bezzaz

I cannot use the UDF that I create in Hive in HPL/SQL ?

I have created a couple of UDF in Hive and when I was deploying the jar i didn't write that the functions are temporary, so when they were created they remained permanently which is what I...

06 June 2018 4,274 0 View

How to write a spark function ?

I have a function written in SQL and I would like to write it in Spark how should I proceed. Thanks. The function is like this: CREATE OR REPLACE FUNCTION grid( widthx double precision,...

29 May 2018 4,910 2 View

Apache phoenix doesn't support constraint other than the primary key constraint ?

Since apache phoenix doesn't support foreign key or other constraint, what can be done to respect integrity since it is the job of the foreign key ?

25 May 2018 6,769 1 View

How to cast a problem to make it suitable for a distributed execution ?

I have an algorithm which is running in a sequential way however, I don't get the desired performance especially when it comes to execution time and i would like to remodel it to make it suitable...

05 April 2018 2,257 3 View

Can we talk about intensive computing when the size of the data is not huge ?

I would like to know if when talking about intensive computing it means that the data that we are working with is big ?

02 April 2018 4,639 3 View

Partitioning a trajectory in Hadoop ?

I would like to partition the generation of a trajectory in hadoop. In order to generate the trajectory, I have a couple of points which the trajectory must pass through. Any clever idea to...

07 March 2018 2,311 0 View