26 lines
1.1 KiB
Python
26 lines
1.1 KiB
Python
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from pyspark.sql import SparkSession
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import pyspark.sql.functions as f
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import time
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spark = SparkSession \
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.builder \
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.appName("union_all") \
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.enableHiveSupport() \
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.getOrCreate()
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pv = spark.sql("select * from hrucinska.uam_offers_pv")
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offers = spark.sql("select * from hrucinska.uam_offers")
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stock = spark.sql("select * from hrucinska.uam_offers_stock")
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o_pv = offers.join(pv, offers.offer_id == pv.pv_offer_id)
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res = o_pv.join(stock, o_pv.offer_id == stock.stock_offer_id)
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res.write.mode("overwrite").saveAsTable("hrucinska.join_all")
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pv = spark.sql("select pv_offer_id as offerId, pv_ct, 0 as initial_quantity, 0 as current_quantity from hrucinska.uam_offers_pv")
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stock = spark.sql("select stock_offer_id as offerId, 0 as pv_ct, initial_quantity, current_quantity from hrucinska.uam_offers_stock")
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p_s = pv.union(stock)
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ps = p_s.groupBy(p_s.offerId).agg(f.sum(p_s.pv_ct).alias("pv_ct"), f.max(p_s.initial_quantity).alias("iq"), f.max(p_s.current_quantity).alias("cq"))
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res = offers.join(ps, offers.offer_id == ps.offerId)
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res.write.mode("overwrite").saveAsTable("hrucinska.join_all2")
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time.sleep(180)
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