CREATE TABLE chip_model (Model_name VARCHAR2, Launch_year VARCHAR2, RAM_MiB VARCHAR2)
CREATE TABLE phone (Hardware_Model_name VARCHAR2, chip_model VARCHAR2)

List the name of the phone model launched in year 2002 and with the highest RAM size.
SELECT T2.Hardware_Model_name FROM chip_model AS T1 JOIN phone AS T2 ON T1.Model_name = T2.chip_model WHERE T1.Launch_year = 2002 ORDER BY T1.RAM_MiB DESC LIMIT 1
SELECT "T2"."Hardware_Model_name" FROM "chip_model" "T1" JOIN "phone" "T2" ON "T1"."Model_name" = "T2"."chip_model" WHERE "T1"."Launch_year" = 2002 ORDER BY "T1"."RAM_MiB" DESC FETCH FIRST 1 ROWS ONLY