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aliyun / aliyun-odps-python-sdk

ODPS Python SDK and data analysis framework
http://pyodps.readthedocs.io
Apache License 2.0
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DataFrame的API里面concat、union等函数会把DataFrame转成Collection，但是怎么把这些Collection转成DataFrame 呢？ #50

Closed thesby closed 6 years ago

qinxuye commented 6 years ago

DataFrame 本身就是 Collection，不需要转。

refer to https://github.com/aliyun/aliyun-odps-python-sdk/blob/master/odps/df/core.py#L42

DataFrame 继承自 CollectionExpr