AST clone on every cache hit. The SQL parse is cached, but the AST is .clone()‘d on every sqlite3_exec(), then recompiled to VDBE bytecode from scratch. SQLite’s sqlite3_prepare_v2() just returns a reusable handle.
import { traverseState } from 'bippy';，这一点在新收录的资料中也有详细论述
。业内人士推荐新收录的资料作为进阶阅读
The hydrogel-based plug blocks a part of the heart to cut stroke risk and was shown to be effective in rats and a pig.
Percentile 99: 127.184 ms | 821.431 ms，更多细节参见新收录的资料