files = number of files in arg[1] # likely going to be named sql-backup

if files > arg[2] # specified number of files to keep

	fileList = array of files in arg[1]
	oldestDate = fileList[1] date created # doesn't matter which file
	fileIndex = 1 # or 0 but fish just uses index 1 for the beginning of an array

	for i = 1; i > files; i++ 
	
		dateCreated = fileList[i] date created
			if oldestDate < dateCreated 
			oldestDate = dateCreated
			fileIndex = i
		end
	end

	delete fileList[fileIndex]
end