Module over_window_to_topn_rule

Structs

FilterArithmeticRewriter 🔒

Filter arithmetic simplification rewriter: simplifies (col op const) = const2 to col = (const2 reverse_op const)

OverWindowToTopNRule

Transforms the following pattern to group TopN (No Ranking Output).

Functions

handle_rank_preds 🔒

Returns None if the conditions are too complex or invalid. Some((limit, offset)) otherwise.