fix schema nullability for information_schema
schema
#2804
Merged
Add this suggestion to a batch that can be applied as a single commit.
This suggestion is invalid because no changes were made to the code.
Suggestions cannot be applied while the pull request is closed.
Suggestions cannot be applied while viewing a subset of changes.
Only one suggestion per line can be applied in a batch.
Add this suggestion to a batch that can be applied as a single commit.
Applying suggestions on deleted lines is not supported.
You must change the existing code in this line in order to create a valid suggestion.
Outdated suggestions cannot be applied.
This suggestion has been applied or marked resolved.
Suggestions cannot be applied from pending reviews.
Suggestions cannot be applied on multi-line comments.
Suggestions cannot be applied while the pull request is queued to merge.
Suggestion cannot be applied right now. Please check back later.
Which issue does this PR close?
Part of #2778
Rationale for this change
apache/arrow-rs#1888 (added in
arrow 17.0.0
) added validation toRecordBatch
if the schema's declared nullability is different than its actual nullability it throws a runtime error.What changes are included in this PR?
Correct declared schema nullability in
information_schema
calculationsThere are no tests in this PR -- they are covered in #2778
Are there any user-facing changes?
kind of -- the schema of
information_schema
is slightly different (some columns are now marked as nullable)