Help Center/ Data Lake Insight/ Hudi SQL Syntax Reference/ DLI Hudi SQL Syntax Reference/ Schema Evolution Syntax
Updated on 2025-04-21 GMT+08:00
Schema Evolution Syntax
Function
This capability supports column alterations on Hudi tables with SparkSQL. Schema evolution must be enabled before using this capability.
Scope of Schema Evolution
The scope of schema evolution includes:
- Column operations: Supports adding, deleting, modifying, and adjusting the position of columns (including nested columns).
- Partition columns: Does not support schema evolution on partition columns.
- Array type columns: Does not support adding, deleting, or altering nested columns of Array type.
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