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velotiotech/read_from_hive_program.py

Created January 19, 2022 07:31
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read_from_hive_program.py
from pyspark.sql import SparkSession
## creating sparkSession to get entrypoint to spark application
sparkSession = SparkSession\
.builder\
.appName('Write_table_to_hive')\
.enableHiveSupport()\
.getOrCreate()
## reading data from dataset "Video_Games_5.json"
GamesReviewDataFrame = sparkSession.read.format("json") \
.format("json") \
.option("path", "/home/velotio/Downloads/UnstructuredData/Video_Games_5.json")\
.load()
## we can modify data the way we want to represent in table here
GamesReviewDataFrame.show()
## writing dataframe "GamesReviewDataFrame" as a table in HIVE.
GamesReviewDataFrame.write.saveAsTable("GameReviewTable")
sparkSession.stop()
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