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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.
，这一点在新收录的资料中也有详细论述
60. 2026年政府工作报告 - 阜新市细河区人民政府, www.fxxh.gov.cn/content/202…。关于这个话题，新收录的资料提供了深入分析
"We can't over-estimate the huge danger this places to maritime navigation and safety," adds Bockmann. The National Hydrographic Office Pakistan has also warned about interference affecting shipping in the region.，更多细节参见新收录的资料