Github user MaxGekk commented on the issue:
https://github.com/apache/spark/pull/21803
> Does the alternative code I posted above work in that case?
> You can use struct.map(field => s"${quoteIdentifier(field.name)}
${field.dataType.sql}").mkString(",") in the application code
It is actually the same as in the PR. For sure, it works ( I added tests
for that ;-) )
> or you could simply:
> scala> DataType.fromDDL(StructType.fromDDL("a int").catalogString)
Sorry, I didn't catch the example. Just in case, I need to read one avro
file from a folder, take a schema from it in DDL format and create table by
using the string. This is the use case.
> If so, sounds we are adding an API just for consistency ...
Not only, we are adding the method to cover the use case which I described
above. And for consistency too. Having useful API, isn't it beautiful?
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