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1ambda/df-join-cross.py

Created December 27, 2021 12:35
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df-join-cross.py
dfSalesDec = dfCalendarSalesDec.alias("CALENDAR_META")\
.join(
dfCalendarSalesDec.alias("CALENDAR_SALES"),
col("CALENDAR_META.date") == col("CALENDAR_SALES.date"),
"left"
)\
.select(col("CALENDAR_META.date"), coalesce(col("CALENDAR_SALES.count_uniq_listing"), lit(0)).alias("count_uniq_listing"))
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