postgres-explain-to-hints

ENCODER:

• Input: postgres explain (json format)
• Output: Join order; e.g. ( ( ( ( mc mi_idx ) t ) it ) ct) Join method on each join condition; MergeJoin( mc mi_idx) Scan method on each table; IndexScan on Table’s alias

DECODER:

• Input: result from ENCODER
• Output: proper format readable by pg_plan_hints