freedeaths

Change sql_database.py like this? PS: It works, but it change the parameter `schema` type from Optional[str] to Optional[List[str]]. Or is it necessary to use schema as 'schema_1, schema_2' and self._schema...

> @IANTHEREAL conditional transition were not considered in this PR. It is a great idea but I don't have time to manage yet another expansion of scope. > > It...

> > > @IANTHEREAL conditional transition were not considered in this PR. It is a great idea but I don't have time to manage yet another expansion of scope. >...

> > > > @IANTHEREAL conditional transition were not considered in this PR. It is a great idea but I don't have time to manage yet another expansion of scope....

> Truncating history in [2] to the last message might be too aggressive, even if that's the definition of fsm. Based on human interactions, I believe we can agree that...

Or we can optimize the debug feature for `list input`. Expected output: 1. Open debug component and enter the first query, the result will be listed in the right box....

@lucklove @shhdgit PTAL @lilyjazz You can add the fields like [here](https://github.com/pingcap/LinguFlow/pull/77/files#diff-dcf19abe96d17cc2b25d0a31ca27ea81b2cdf489cfdc1c4637dfa1f34b1f57a9R13).