approach,top_node,sort,mentions_handling,candidate_rows,buffers_shared_hit,exec_ms
single_or,Bitmap Heap Scan + top-N Sort,re-sort,hashed SubPlan,1500,122,0.808
union_decompose,Merge Append (per-branch index),per-branch merge,Hash Join,,200,0.780
precompute,Index Only Scan on feed_visible,none,pre-materialized,20,1,0.034