feat: support streaming queries

[caicancai]

I want to support streaming queries in risinglight in the future. Although it may take a long time, I want to try it.

[wangrunji0408]

This is what I've always wanted to do! I've started a branch but never had enough time to complete it.

[caicancai]

This is what I've always wanted to do! I've started a branch but never had enough time to complete it.

cool, I am also studying its sql streaming in the calcite community, hoping to transplant its advantages.
SQL streaming is very complex