UPDATE - Amazon Athena

UPDATE

Athena Iceberg UPDATE writes Iceberg position delete files and newly updated rows as data files in the same transaction. UPDATE can be imagined as a combination of INSERT INTO and DELETE. UPDATE operations are charged by the amount of data scanned. For syntax, see UPDATE.

The following example updates the specified values in the table iceberg_table.

UPDATE iceberg_table SET category='c2' WHERE category='c1'