46 lines
1.4 KiB
Python
46 lines
1.4 KiB
Python
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from pyspark.sql import SparkSession
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from pyspark.sql.functions import broadcast
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import logging
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import datetime
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import time
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spark = SparkSession \
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.builder \
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.appName("broadcast") \
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.enableHiveSupport() \
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.getOrCreate()
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log4jLogger = spark._jvm.org.apache.log4j
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logger = log4jLogger.LogManager.getLogger(__name__)
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try:
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logger.info("SPARKAPP START")
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start1 = datetime.datetime.fromtimestamp(time.time()).strftime('%Y-%m-%d %H:%M:%S')
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cat = spark.sql("select * from hrucinska.uam_categories")
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offers = spark.sql("select * from hrucinska.uam_offers")
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res = offers.join(cat, cat.category_id == offers.category_leaf)
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print res.where(res.category_level2 == "RTV i AGD").count()
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stop1 = datetime.datetime.fromtimestamp(time.time()).strftime('%Y-%m-%d %H:%M:%S')
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start2 = datetime.datetime.fromtimestamp(time.time()).strftime('%Y-%m-%d %H:%M:%S')
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res = offers.join(broadcast(cat), cat.category_id == offers.category_leaf)
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print res.where(res.category_level2 == "RTV i AGD").count()
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stop2 = datetime.datetime.fromtimestamp(time.time()).strftime('%Y-%m-%d %H:%M:%S')
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print "czas rozpoczecia obliczen 1: ", start1
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print "czas zakonczenia obliczen1: ", stop1
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print "czas rozpoczecia obliczen 2: ", start2
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print "czas zakonczenia obliczen 2: ", stop2
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time.sleep(180)
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except Exception as inst:
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logger.info("SPARKAPP ERROR {0}".format(inst))
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finally:
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logger.info("SPARKAPP STOP")
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