wrapper-compute-engine/bin/def_data_sampledata.json

{
	"Columns": [
		{
			"Name": "building",
			"Type": "String"
		},
		{
			"Name": "id",
			"Type": "Long"
		},
		{
			"Name": "time_period",
			"Type": "String"
		},
		{
			"Name": "data_time",
			"Type": "String"
		},
		{
			"Name": "data_value",
			"Type": "Double"
		}
	],
	"Key": [
		"building",
		"id",
		"time_period",
		"data_time"
	],
	"Indexes": []
}