Databricks Troubleshooting Archives - Page 2 of 2

Fix “User Does Not Have USAGE on Database” in Databricks

Granting SELECT isn't enough. Databricks needs USAGE (USE SCHEMA) on the database too — because permissions are a hierarchy. Here's how to grant the right privileges.

Fix Parquet “Incompatible Schema” Errors in Databricks & Spark

"Failed to merge incompatible data types" and "Parquet column cannot be converted" both mean your files disagree on a column's type. Here's how to fix compatible and incompatible cases.

Fix “Unable to Infer Schema for Parquet” in Databricks & Spark

The error almost always means one thing: Spark found no data files at the path. Here's the 30-second fix, the real root causes, and how to stop it happening again.