UPDATE ProductPicture SET ProductPicture.Picture = CONVERT(varbinary(MAX), 'C:\1.jpg')
UPDATE PictureProduct
SET Picture =
(SELECT * FROM OPENROWSET(BULK N'C:\1.jpg', SINGLE_BLOB) AS image)
WHERE Id = 6
INSERT INTO PictureProduct (Id, IdProduct, Picture)
SELECT 8, 4, BulkColumn
FROM Openrowset( Bulk 'C:\2.jpeg', Single_Blob) as image