Spark Sql Interview Questions and Answers

0 votes

In PySpark, sorting is in _________ order, by defaul

answered Aug 19, 2023 in Spark Sql by GeorgeBell

0 votes

Parallelized collections are created by calling SparkContext’s parallelize method on an existing iterable or collection in driver program.

answered Aug 19, 2023 in Spark Sql by GeorgeBell

0 votes

Spark was first coded as a C project

answered Aug 19, 2023 in Spark Sql by GeorgeBell

0 votes

If the schema of the table does not match with the data types present in the file containing the table, then Hive ________

answered Aug 19, 2023 in Spark Sql by GeorgeBell

0 votes

Hbase is a distributed ________ database built on top of the Hadoop file system.

answered Aug 19, 2023 in Spark Sql by GeorgeBell

0 votes

Registering a DataFrame as a ________ view allows you to run SQL queries over its data.

answered Aug 19, 2023 in Spark Sql by GeorgeBell

0 votes

____________ is a component on top of Spark Core.

answered Aug 19, 2023 in Spark Sql by GeorgeBell

0 votes

Co-Variance of two random columns is near to

answered Aug 19, 2023 in Spark Sql by GeorgeBell

0 votes

Which among the following is an example of Action

answered Aug 19, 2023 in Spark Sql by GeorgeBell

0 votes

Spark SQL supports reading and writing data stored in Hive

answered Aug 18, 2023 in Spark Sql by GeorgeBell

0 votes

External tables are used to store data outside the

answered Aug 18, 2023 in Spark Sql by GeorgeBell

0 votes

How to create a table in Hive warehouse programatically from Spark

answered Aug 18, 2023 in Spark Sql by GeorgeBell

0 votes

We cannot pass SQL queries directly to any DataFrame

answered Aug 18, 2023 in Spark Sql by GeorgeBell

0 votes

Spark SQL brings native support for SQL to Spark

answered Aug 18, 2023 in Spark Sql by GeorgeBell

0 votes

Spark SQL does not provide support for both reading and writing Parquet files

answered Aug 18, 2023 in Spark Sql by GeorgeBell

0 votes

Parquet stores nested data structures in a flat ________ format

answered Aug 18, 2023 in Spark Sql by GeorgeBell

0 votes

DataFrame is data organized into ______ columns

answered Aug 18, 2023 in Spark Sql by GeorgeBell

0 votes

Spark SQL can read and write data from Hive Tables

answered Aug 18, 2023 in Spark Sql by GeorgeBell

0 votes

What is Spark SQL's Tungsten engine?

answered Feb 12, 2023 in Spark Sql by sharadyadav1986

0 votes

What is the difference between a DataFrame and a Dataset in Spark SQL?

answered Feb 12, 2023 in Spark Sql by sharadyadav1986

0 votes

What is a DataFrame in Spark SQL?

answered Feb 12, 2023 in Spark Sql by sharadyadav1986

0 votes

What is the Spark SQL API?

answered Feb 12, 2023 in Spark Sql by sharadyadav1986

0 votes

How does Spark SQL differ from traditional SQL?

answered Feb 12, 2023 in Spark Sql by sharadyadav1986

0 votes

What is Spark SQL?

answered Feb 12, 2023 in Spark Sql by sharadyadav1986

0 votes

What is Spring AOP Proxy pattern?

answered Apr 4, 2021 in Spark Sql by Robindeniel

0 votes

What are the features of Spark RDD?

answered Jun 8, 2020 in Spark Sql by DavidAnderson

0 votes

How many Spark Context can be active per JVM?

answered Jun 8, 2020 in Spark Sql by DavidAnderson

0 votes

What is meant by “Parquet fie” in Spark?

answered Mar 14, 2020 in Spark Sql by SakshiSharma

0 votes

Defined by Catalyst Framework in Spark?

answered Mar 14, 2020 in Spark Sql by SakshiSharma

0 votes

How do using BlinkDB in Spark?

answered Mar 14, 2020 in Spark Sql by SakshiSharma

To see more, click for all the questions in this category.

...