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[BUG][KERNEL] Disable creating MapType with collated key #5881

@ilicmarkodb

Description

@ilicmarkodb

Bug

Which Delta project/connector is this regarding?

  • Spark
  • Standalone
  • Flink
  • Kernel
  • Other (fill in here)

Describe the problem

We shouldn't be able to create MapType with collated key type.

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Environment information

  • Delta Lake version:
  • Spark version:
  • Scala version:

Willingness to contribute

The Delta Lake Community encourages bug fix contributions. Would you or another member of your organization be willing to contribute a fix for this bug to the Delta Lake code base?

  • Yes. I can contribute a fix for this bug independently.
  • Yes. I would be willing to contribute a fix for this bug with guidance from the Delta Lake community.
  • No. I cannot contribute a bug fix at this time.

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