SQL functions and statements

INFER_EXTERNAL_TABLE_DDL supports Avro format

The INFER_EXTERNAL_TABLE_DDL function now supports input files in the Avro format, in addition to Parquet and ORC.

ALTER USER for subcluster-specific resource pool

The ALTER USER function now supports assigning a subcluster resource pool to a user. For example:

=> ALTER USER user RESOURCE POOL resource-pool FOR SUBCLUSTER subcluster-name;