These Hadoop tutorials assume that you have installed Cloudera QuickStart, which has the Hadoop eco system like HDFS, Spark, Hive, HBase, YARN, etc. This example extends Learn Hive to write...
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10 Spark SQL Interview Q&As
Q1. What is Spark SQL?
A1. Apache Spark SQL is a module for structured data processing in Spark. Spark SQL integrates relational processing (i.e. SQL) with Spark’s functional programming using Scala,
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17: Spark interview Q&As with coding examples in pyspark (i.e. python)
Q01. How will you create a Spark context? A01. Q02. How will you create a Dataframe by reading a file from AWS S3 bucket? … Read more ›...
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Q1. What are the different Spark SQL join types?
A1. There are different SQL join types like inner join, left/right outer joins, full outer join,
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