CREATE TABLE "device" (
"Device_ID" int,
"Device" text,
"Carrier" text,
"Package_Version" text,
"Applications" text,
"Software_Platform" text,
PRIMARY KEY ("Device_ID")
)

CREATE TABLE "shop" (
"Shop_ID" int,
"Shop_Name" text,
"Location" text,
"Open_Date" text,
"Open_Year" int,
PRIMARY KEY ("Shop_ID")
)

CREATE TABLE "stock" (
"Shop_ID" int,
"Device_ID" int,
"Quantity" int,
PRIMARY KEY ("Shop_ID","Device_ID"),
FOREIGN KEY (`Shop_ID`) REFERENCES `shop`(`Shop_ID`),
FOREIGN KEY (`Device_ID`) REFERENCES `device`(`Device_ID`)
)
SELECT Software_Platform FROM device GROUP BY Software_Platform ORDER BY COUNT(*) DESC LIMIT 1
What is the software platform that is most common amongst all devices?