use duckdb as local data storage

[kxxu]

Is your feature request related to a problem? Please describe.
No

Describe the solution you'd like
Synchronous MySQL data is stored locally in duckdb files, and queries are either queried in the cache or duckdb

Describe alternatives you've considered
As a pure read library, reads are no longer dependent on the source database

Additional context
duckdb is better at OLAP data analysis queries