Changes in MySQL HeatWave 8.3.0 (2024-01-17, General Availability)

• MySQL HeatWave Lakehouse

• Functionality Added or Changed

MySQL HeatWave Lakehouse

• MySQL HeatWave Lakehouse extends Auto Parallel Load support for external tables that have a pre-defined schema. It is now able to reconcile the inferred schema with the pre-defined table definition when there is a column type mismatch between the two. Schema inference adjusts this schema to prevent possible errors during data loading. See: Use Lakehouse Auto Parallel Load with external_tables Option. (WL #16040)

• MySQL HeatWave Lakehouse now has improved error reporting. See: MySQL HeatWave Lakehouse Error Messages. (WL #15951)

Functionality Added or Changed

• GREATEST() and LEAST() comparison and string functions now support the YEAR data type. (WL #15910)