questions/apache-spark
You can load a DAT file into ...READ MORE
Spark uses a master/slave architecture. As you ...READ MORE
First, reboot the system. And after reboot, ...READ MORE
Temporary table is more like an index ...READ MORE
Yes, you can but it has to ...READ MORE
df.registerTempTable(“airports”) This command is used to register ...READ MORE
You can try the below code: df.registerTempTable(“airports”) sqlContext.sql(" create ...READ MORE
I have used a header-less csv file ...READ MORE
Please go through the below explanation : Full ...READ MORE
Hi, You need to edit one property in ...READ MORE
The map function creates an array of ...READ MORE
Give read-write permissions to C:\tmp\hive folder Cd to winutils bin folder ...READ MORE
Web crawling is a program or automated ...READ MORE
Spark revolves around the concept of a ...READ MORE
You have to use sqoop to export data ...READ MORE
The address you are using in the ...READ MORE
Start spark shell using below line of ...READ MORE
You can perform this task in two ...READ MORE
The string Productivity has to be enclosed between single ...READ MORE
All prefix operators' symbols are predefined: +, -, ...READ MORE
Dataframe creation commands: Now we will register them ...READ MORE
Hi, The yield keyword is used because the ...READ MORE
Hi, Yes, in scala there is a guard condition where ...READ MORE
Hi, You can use two level loops using the ...READ MORE
Hi, You can use for loop in scala using ...READ MORE
Hi, Yes, "foreach" function you use because it will ...READ MORE
Hi, You can see this example to see ...READ MORE
Hi, There is a term in Scala that is ...READ MORE
Hi, You can see this example to get ...READ MORE
Hi, You can follow this example to know ...READ MORE
The reason why you are able to ...READ MORE
Refer to the below command used: val df ...READ MORE
After downloading Spark, you need to set ...READ MORE
Hi, No. An RDD is made up of ...READ MORE
You have to install Intellij with scala plugin. ...READ MORE
Hi, No, not mandatory, but there is no ...READ MORE
Hi, If you execute a bunch of programs, ...READ MORE
Hi, Apache Spark is an advanced data processing ...READ MORE
Hi, Yield keyword can be used either before ...READ MORE
Hey, Real-time data processing is not possible directly ...READ MORE
Hi, Spark Driver is the program that runs ...READ MORE
Hi, These are the steps to run spark in ...READ MORE
Hi, This error will only generate when you ...READ MORE
Hey, Reduce action converts an RDD to a ...READ MORE
Hey, Lineage is an RDD process to reconstruct ...READ MORE
Hey, Spark Core is a base engine of ...READ MORE
Hi, Regarding this error, you just need to change ...READ MORE
Hi, You can resolve this error with a ...READ MORE
Hi, To create an RDD from external file ...READ MORE
scala> val rdd1 = sc.parallelize(List(1,2,3,4,5)) - Creating ...READ MORE
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