10. hierarchyid 2

-- Tworzenie zmiennych dla współrzędnych geograficznych i geometrycznych
DECLARE @latitude DECIMAL(9, 6), @longitude DECIMAL(9, 6);
DECLARE @point GEOMETRY;
DECLARE @hierarchy HIERARCHYID;
DECLARE @device_description XML;

-- Pętla wypełniająca tabelę
DECLARE @i INT = 1;
WHILE @i <= 50
BEGIN
    -- Generowanie losowych danych dla każdej kolumny
    SET @latitude = RAND() * 180 - 90;
    SET @longitude = RAND() * 360 - 180;
    SET @point = GEOMETRY::Point(@latitude, @longitude, 4326);
    SET @hierarchy = HIERARCHYID::GetRoot();
    SET @device_description = '<description>Device ' + CAST(@i AS NVARCHAR(5)) + '</description>';

    -- Wstawianie danych do tabeli
    INSERT INTO Renewable_Energy_Devices (device_id, device_status, device_power, company_id, device_location, device_location_geom, device_hierarchy, device_description)
    VALUES (
        'Device_' + CAST(@i AS NVARCHAR(5)), -- device_id
        CAST(RAND() * 6 AS INT), -- device_status
        CAST(RAND() * 1000 AS DECIMAL(18, 0)), -- device_power
        CAST(RAND() * 10 AS INT) + 1, -- company_id
        GEOGRAPHY::Point(@latitude, @longitude, 4326), -- device_location
        @point, -- device_location_geom
        @hierarchy.GetDescendant(NULL, NULL), -- device_hierarchy
        @device_description -- device_description
    );

    SET @i = @i + 1;
END;