CREATE INDEX IF NOT EXISTS idx_native_graph_native_document ON native_graph_records(tenant_id,knowledge_base_id,(payload->>'native_knowledge_id')) WHERE payload->>'origin'='native_extraction_v1';
CREATE INDEX IF NOT EXISTS idx_native_graph_evidence_source ON native_graph_records(tenant_id,knowledge_base_id,(payload->>'source_chunk_id')) WHERE source_table='knowledgegraphevidence';
CREATE INDEX IF NOT EXISTS idx_native_graph_chunk_completion ON native_graph_records(tenant_id,knowledge_base_id,(payload->>'native_chunk_id')) WHERE source_table='knowledgegraphchunkstate' AND payload->>'origin'='native_extraction_v1';