chore: refactor the string interface in c api

zz-jason / leanstore

LeanStore is a larger-than-memory database, optimized for NVMe SSD and multi-core CPU, achieves performance close to in-memory systems without having to keep all data in memory.

MIT License

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chore: refactor the string interface in c api #108

Closed zz-jason closed 1 month ago

zz-jason commented 1 month ago

What's changed and how does it work?

Ref to: https://github.com/zz-jason/leanstore/issues/97

refactor the String interface in C API
return a String pointer in BasicKvLookup