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Recent questions and answers in Spark Sql
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In PySpark, sorting is in _________ order, by defaul
answered
Aug 19, 2023
in
Spark Sql
by
GeorgeBell
spark-sql-interview-questions-answers
0
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1
answer
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
spark-sql-interview-questions-answers
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1
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Spark was first coded as a C project
answered
Aug 19, 2023
in
Spark Sql
by
GeorgeBell
spark-sql-interview-questions-answers
0
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1
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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
spark-sql-interview-questions-answers
0
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1
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Hbase is a distributed ________ database built on top of the Hadoop file system.
answered
Aug 19, 2023
in
Spark Sql
by
GeorgeBell
spark-sql-interview-questions-answers
0
votes
1
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Registering a DataFrame as a ________ view allows you to run SQL queries over its data.
answered
Aug 19, 2023
in
Spark Sql
by
GeorgeBell
spark-sql-interview-questions-answers
0
votes
1
answer
____________ is a component on top of Spark Core.
answered
Aug 19, 2023
in
Spark Sql
by
GeorgeBell
spark-sql-interview-questions-answers
0
votes
1
answer
Co-Variance of two random columns is near to
answered
Aug 19, 2023
in
Spark Sql
by
GeorgeBell
spark-sql-interview-questions-answers
0
votes
1
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Which among the following is an example of Action
answered
Aug 19, 2023
in
Spark Sql
by
GeorgeBell
spark-sql-inrerview-questions-answers
0
votes
1
answer
Spark SQL supports reading and writing data stored in Hive
answered
Aug 18, 2023
in
Spark Sql
by
GeorgeBell
spark-sql-interview-questions-answers
0
votes
1
answer
External tables are used to store data outside the
answered
Aug 18, 2023
in
Spark Sql
by
GeorgeBell
spark-sql-interview-questions-answers
0
votes
1
answer
How to create a table in Hive warehouse programatically from Spark
answered
Aug 18, 2023
in
Spark Sql
by
GeorgeBell
spark-sql-interview-questions-answers
0
votes
1
answer
We cannot pass SQL queries directly to any DataFrame
answered
Aug 18, 2023
in
Spark Sql
by
GeorgeBell
spark-sql-interview-questions-answers
0
votes
1
answer
Spark SQL brings native support for SQL to Spark
answered
Aug 18, 2023
in
Spark Sql
by
GeorgeBell
spark-sql-interview-questions-answers
0
votes
1
answer
Spark SQL does not provide support for both reading and writing Parquet files
answered
Aug 18, 2023
in
Spark Sql
by
GeorgeBell
spark-sql-interview-questions-answers
0
votes
1
answer
Parquet stores nested data structures in a flat ________ format
answered
Aug 18, 2023
in
Spark Sql
by
GeorgeBell
spark-sql-interview-questions-answers
0
votes
1
answer
DataFrame is data organized into ______ columns
answered
Aug 18, 2023
in
Spark Sql
by
GeorgeBell
spark-sql-interview-questions-answers
0
votes
1
answer
Spark SQL can read and write data from Hive Tables
answered
Aug 18, 2023
in
Spark Sql
by
GeorgeBell
spark-sql-interview-questions-answers
0
votes
1
answer
What is Spark SQL's Tungsten engine?
answered
Feb 12, 2023
in
Spark Sql
by
sharadyadav1986
tungsten-engine
sparksql
0
votes
1
answer
What is the difference between a DataFrame and a Dataset in Spark SQL?
answered
Feb 12, 2023
in
Spark Sql
by
sharadyadav1986
dataframe
sparksql
dataset
sql
0
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1
answer
What is a DataFrame in Spark SQL?
answered
Feb 12, 2023
in
Spark Sql
by
sharadyadav1986
dataframe
spark-sql
0
votes
1
answer
What is the Spark SQL API?
answered
Feb 12, 2023
in
Spark Sql
by
sharadyadav1986
spark-sql-api
0
votes
1
answer
How does Spark SQL differ from traditional SQL?
answered
Feb 12, 2023
in
Spark Sql
by
sharadyadav1986
spark-sql
traditional-sql
0
votes
1
answer
What is Spark SQL?
answered
Feb 12, 2023
in
Spark Sql
by
sharadyadav1986
spark-sql
0
votes
1
answer
What is Spring AOP Proxy pattern?
answered
Apr 4, 2021
in
Spark Sql
by
Robindeniel
#aop-proxy-pattern
aop-pattern
spring-configuration-file
configuration-file
spring
spring-questions
spring-java-framework
spring-interview-questions
spring-advanced-questions-2021
spring-questions-and-answers
spring-framework
0
votes
1
answer
What are the features of Spark RDD?
answered
Jun 8, 2020
in
Spark Sql
by
DavidAnderson
#sparksql
0
votes
1
answer
How many Spark Context can be active per JVM?
answered
Jun 8, 2020
in
Spark Sql
by
DavidAnderson
#sparksql
0
votes
1
answer
What is meant by “Parquet fie” in Spark?
answered
Mar 14, 2020
in
Spark Sql
by
SakshiSharma
#spark-parquet
0
votes
1
answer
Defined by Catalyst Framework in Spark?
answered
Mar 14, 2020
in
Spark Sql
by
SakshiSharma
#spark-catalyst-framework
0
votes
1
answer
How do using BlinkDB in Spark?
answered
Mar 14, 2020
in
Spark Sql
by
SakshiSharma
#spark-blinkdb
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