我有一个PySpark DataFrame,其中的列具有如下JSON字符串值:
col1 col2
{"d1":"2343","v1":"3434"} {"id1":"123"}
{"d1":"2344","v1":"3435"} {"id1":"124"}
我想用“col2”JSON字符串值更新“col1”JSON字符串值,以获得以下结果:
col1 col2
{"d1":"2343","v1":"3434","id1":"123"} {"id1":"123"}
{"d1":"2344","v1":"3435","id1":"124"} {"id1":"124"}
如何在PySpark中做到这一点?
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