How to create SQLContext in Spark?

Question

Can anyone tell me how to create SQLContext in Spark?

Answer 1

To create a Spark SQL Context, first, start a Spark Session in Scala:

-val spark = SparkSession.builder.getOrCreate()

Then, create a SQL Context from the Spark Session:

-val sqlContext = spark.sqlContext

Now, use the 'sqlContext' variable to implement SQL

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