Jeffsky

I have an `Endpoint` struct following the codes below: ```rust #[derive(Debug, Default, Clone, PartialEq, Eq, Serialize, Deserialize, Hash)] pub struct ClientTLS { pub crt: Option, pub key: Option, pub sni:...

Implement a low-level HASH-JOIN dataset

1

The HASH-JOIN dataset API could be similar with below codes: ```go func HashJoin(left,right Dataset, joinColumns, ...other options) Dataset { // ... } ``` The HASH-JOIN should contain two phases: 1....

See: https://help.aliyun.com/document_detail/59748.html **What would you like to be added**: **Why is this needed**:

QUESTION: It seems that the SmallMap has a lack of basic traits.

1

For example, `Debug`, `Clone`, `Eq`... I mean, when the key/values implements the traits above.