In recent years, due to the development of domestic basketball competitions, the level of basketball competitions has also been getting higher and higher. At the same time, the number of exchanges with foreign high-level teams has also increased. Today is in the era of computer technology changing world, all walks of life have a computer technology figure, basketball game without exception. There is a lot of data in the basketball game, and the data for the technical and tactical analysis of the game has a very important significance. Through data mining technology, the effective analysis of these data can discover the hidden value behind these large amounts of data, provide more scientific databases for technical and tactical analysis and make the technical tactics more perfect and efficient.