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harsh120

After moving our incremental load jobs from DBR 16.4 (Spark 3.5) to DBR 18 (Spark 4.1.0), they fail with this error: [UNSUPPORTED_FEATURE.TABLE_OPERATION] The feature is not supported: Table `app_dev`.`vw_period` does not support batch scan. Please c...

harsh120 · 06-15-2026

ProblemWe read Delta tables from an S3 bucket in af-south-1 (opt-in region) from a Databricks workspace in ap-south-1. Queries work on a classic cluster but fail on Serverless / SQL warehouse with the same data and the same IAM instance profile.Same-...

harsh120

I also asked Databricks Genie about it, and it described this as a likely bug. I know its answers are not reliable, but it suggests the behavior is unexpected.For now we dowgraded to DBR 16.4

harsh120

1. Is this running on Dedicated compute, and does the job identity have SELECT on the underlying tables or only on the UC views?Yes, it is Dedicated access mode on DBR 18 (Spark 4.1.0, also tested on DBR 19, spark 4.2). The identity running the query...

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Table does not support batch scan.

Cross-region S3 reads fail with 400 Bad Request on Serverless

Re: Table does not support batch scan.

Re: Table does not support batch scan.