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'