What is the Devices per channel where the Name is sata revision 3.0?
CREATE TABLE "comparison_with_other_buses" (
  "name" text,
  "raw_bandwidth_mbit_s" text,
  "max_cable_length_m" text,
  "power_provided" text,
  "devices_per_channel" text
);
SELECT "devices_per_channel" FROM "comparison_with_other_buses" WHERE "name"='sata revision 3.0';