Some of the main languages supported by Apache Spark are as follows:
1. Java: We can use JavaSparkContext object to work with Java in Spark.
2. Scala: To use Scala with Spark, we have to create
SparkContext object in Scala.
3. Python: We also used SparkContext to work with Python in Spark.
4. R: We can use SparkR module to work with R language in Spark ecosystem.
5. SQL: We can also SparkSQL to work with SQL language in Spark.