CREATE TABLE chip_model (Model_name VARCHAR, RAM_MiB VARCHAR)

Which model has the least amount of RAM? List the model name and the amount of RAM.
SELECT Model_name, RAM_MiB FROM chip_model ORDER BY RAM_MiB LIMIT 1
SELECT "Model_name", "RAM_MiB" FROM "chip_model" ORDER BY "RAM_MiB" NULLS FIRST LIMIT 1