mysql_helper

Make mysql to struct simple with macro

Example

// Create a strcut which the feilds same with mysql-table feilds
#[derive(ModelHelper)]
struct CustomStrcut{
pub c_id : Option<i64>,
pub c_name : Option<String>,
}

// conn is mysql connection
let conn = ...;
// ModelHelper will helper you create 'mysql_to_vo' method
let v:Vec<CustomStrcut> = conn.query_map("select * from xxx",|row:Row|CustomStrcut::mysql_to_vo(row));
Create connection,see mysql