Module select 

SELECT query planning: FROM → WHERE → GROUP BY → HAVING → SELECT → ORDER BY → LIMIT.

This is the main entry point for SELECT statement conversion. It detects search patterns (vector, text, hybrid, spatial) directly from the AST instead of reverse-engineering an optimizer’s output.

Functions

convert_projection

Convert SELECT projection items.

convert_where_to_filters

Convert a WHERE expression into a list of Filter.

plan_query

Plan a SELECT query.

qualified_name

Build a qualified column reference (table.name or just name).