Enable passing Datafusion session state to WriteBuilder #1187
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Outdated suggestions cannot be applied.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.
Description
The session state can keep some context pertinent to the input plan, so passing it allows for building useful
TaskContext
s for executing the plan.This is especially the case when the input plan references another Delta table, which has previously registered it's object store (that needs to be accessible during the execution of the physical plan).
Related Issue(s)
Closes #1186
Curiously, if in the test I use
delta-0.8.0-partitioned
the finalSELECT
query fails with:I'm not sure yet why this happens, but I think it has nothing to do with this change.
Documentation