Crate powdb_query 

PowDB query engine — lexer, parser, planner, and executor for PowQL.

The query pipeline: PowQL text → Lexer (tokens) → Parser (AST) → Planner (plan tree) → Executor (results). The planner is pure (no catalog access); plan lowering happens at execution time.

Modules

ast

canonicalize

Mission D9: query canonicalization for the plan cache.

executor

PowDB query executor.

lexer

parser

plan

plan_cache

Plan cache — Mission D9.

planner

result

sql

SQL frontend for PowDB.

token