baoyachi

🐂

may be like this express： ```year var ticker_time = "1month" or var ticker_time = "1month spec='31'" ``` one month default value is:30; If express add `spec="31"`,then use 31 inject code....

I see now reedline record in file. [https://github.com/nushell/reedline#integrate-with-custom-history](https://github.com/nushell/reedline#integrate-with-custom-history)

May be can solve the problem of custom display first. Then next solve about how to storage.

@liangzhitao 志涛，这个思路很棒！

> Several ways to do it. You may want to look at the implementation of the `columns` subcommand of `odbcsv`. > > https://github.com/pacman82/odbc-api/blob/18eeb4804d4da934056f0dcc1e6e258e91e7c7ed/odbcsv/src/main.rs#L521 > > `Metadata` connected to cursors can...

> Have you considered just querying that table? I am currently querying the table column name in this way: https://github.com/baoyachi/odbc-api-helper/blob/main/src/executor/database.rs#L143-L165

It's seems `AnyColumnBuffer ` rename to `AnyBuffer ` with new [commit](https://github.com/pacman82/odbc-api/commit/45b26759b4425ec54e6ca3e77bd360985ba0f30c)

@pacman82 Thank you for your detailed answers： Declare that the 2GiB you mentioned above is not a `varchar` type, but a `text` type. It's by database create table init column...

> @main-- you are right