The prospect is asking if Vertica support parallel INSERT AS SELECT or multi threaded CTAS automatically,
Without the need to write scripts manually as shown below.
INSERT INTO foo_cp
SELECT * from foo
WHERE HASH( some_column ) % 4 = 0;
INSERT INTO foo_cp
SELECT * from foo
WHERE HASH( some_column ) % 4 = 1;
INSERT INTO foo_cp
SELECT * from foo
WHERE HASH( some_column ) % 4 = 2;
INSERT INTO foo_cp
SELECT * from foo
WHERE HASH( some_column ) % 4 = 3;