4KB (Vec) heap allocation on every read. The page cache returns data via .to_vec(), which creates a new allocation and copies it into the Vec even on cache hits. SQLite returns a direct pointer into pinned cache memory, creating zero copies. The Fjall database team measured this exact anti-pattern at 44% of runtime before building a custom ByteView type to eliminate it.
Continue reading...。新收录的资料是该领域的重要参考
macOS: Various fixes around dark/light theme reloading. #9360，这一点在新收录的资料中也有详细论述
fn distance_to(npc_id: int, target_id: int) - int，这一点在新收录的资料中也有详细论述