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databricks Platform · Updated Jan 27, 2026

Databricks Runtime 18: January 27, 2026

Auto Loader now reports batchSizeNumFiles, batchSizeNumBytes, and file processing states (numFilesProcessed, numFilesSkippedCorrupted, numFilesSkippedMissing, numFilesUnknownState) as metrics.

What it does

Auto Loader now reports batchSizeNumFiles, batchSizeNumBytes, and file processing states (numFilesProcessed, numFilesSkippedCorrupted, numFilesSkippedMissing, numFilesUnknownState) as metrics. BY NAME now supports the REPLACE WHERE clause. The configuration property spark.sql.xml.legacyXMLParser.enabled has been renamed to spark.sql.legacy.useLegacyXMLParser.

Why it matters

Reduces operational overhead and unlocks new capabilities for data teams on Databricks.

Architecture
Databricks Platform → Platform
In short

Auto Loader now reports batchSizeNumFiles, batchSizeNumBytes, and file processing states (numFilesProcessed, numFilesSkippedCorrupted, numFilesSkippedMissing, numFilesUnknownState) as metrics. BY NAME now supports the REPLACE WHERE clause.

Read the full documentation ↗
Key takeaway
Auto Loader now reports batchSizeNumFiles, batchSizeNumBytes, and file processing states (numFilesProcessed, numFilesSkippedCorrupted, numFilesSkippedMissing, numFilesUnknownState) as metrics.
2026-01-27-databricks-runtime-18-january-27-2026 Generated by the Databricks Updates Agent · browse all updates