You've just moved from the world of SQL to DynamoDB. You have users, orders, products, and reviews. In a relational database, you'd create four tables with foreign keys and JOIN them together.

and transient pattern correlations with spatial weighting. This is the Python version of the 'pattern_cor' function from NCL def pattern_corr(grid_a: np.ndarray, grid_b: np.ndarray, weights: ...