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  • ida.dll!calc_func_metadata
    48 83 EC 28 48 89 4C 24 20 48 8B 4C 24 20 E8 00 00 00 00 90 48 83 C4 28 C3
                                                 ^ need mask(call)
    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 FF FF FF FF 00 00 00 00 00 00
                                                 ^ mask
    
    then
    MD5(48 83 EC 28 48 89 4C 24 20 48 8B 4C 24 20 E8 00 00 00 00 90 48 83 C4 28 C3 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 FF FF FF FF 00 00 00 00 00 00)
    -> d8cd35c74f04135c0c024fe44250f91e
    

parsePushMetadata

parsePullMetadata

function list:

  • Pull All -> PullMetadata
  • Push All -> PushMetadata
  • View All -> PullMetadata

Todo

  1. schema.ts 需要使用 generatedAlwaysAs() 替代手动在应用层编写 hash 逻辑,但是 bun:sqlite 还不支持创建用户定义函数
  2. 给 newFuncs 添加触发器,删除、更新时检查 func* 表是否存在对应的记录,如果不存在则删除 func* 表中的记录
  3. newFuncs 使用联合主键,不要用 id 了

Tips

  1. bun:sqlite 仅支持同步事务,异步事务将不会 rollback,如果需要使用异步 则使用 import {SQL} from 'bun'drizzle-orm/bun-sql 下的 drizzle.sqlite

Benchmark

push benchmark

  • Sqlite
    • MSVC tr1 test (count: 5555)
      • top 1%: 13043 ms
      • top 5%: 9532 ms
      • top 10%: 8095 ms
      • top 50%: 3275 ms
      • avg: 1645 ms
  • Postgres
    • MSVC tr1 test (count: 5646)
      • top 1%: 7723 ms
      • top 5%: 4107 ms
      • top 10%: 2920 ms
      • top 50%: 1025 ms
      • avg: 538 ms

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