Apache Spark WTF???  The Magic Number
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For years, Spark SQL crushed joins but choked on programming logic, forcing us into a messy maze of Python or Scala glue code.

 

 For years, Spark SQL crushed joins but choked on programming logic, forcing us into a messy maze of Python or Scala glue code.Continue reading on Towards Data Engineering » Read More Sql on Medium 

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By ali

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