SNOW-849605: fix datatype misalignment #1001
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sfc-gh-aling
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Is this all the misalignment we currently know of? |
sfc-gh-sfan
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Aug 10, 2023
| if isinstance(result[c].sf_type.datatype, NullType): | ||
| ret.append( | ||
| Attribute( | ||
| result[c].name if result[c].name else "NULL", StringType(), True |
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Just curious: Do we support multiple columns of the same name NULL from describe?
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yes, you will get two columns of name NULL by the following scripts:
df2 = session.create_dataframe([1, 2]).to_df("a").select(lit(None), lit(None))
assert len(df2.schema.fields) == 2
assert df2.schema.fields[0].datatype == StringType()
sfc-gh-stan
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Aug 11, 2023
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Fixes #SNOW-849605
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