Alter a table

You can use the ALTER TABLE statement to change the default value, encoding, compression, or block size of existing columns in a Kudu table, or to change Impala's metadata relating to a given Kudu table by altering the table's properties.

The Impala SQL Reference ALTER TABLE includes a Kudu Considerations section with examples and a list of constraints relevant to altering a Kudu table in Impala.

Altering the table properties