remove explicit discard_all for local_proxy

libs/proxy/tokio-postgres2/src/client.rs

@@ -292,10 +292,6 @@ impl Client {
         simple_query::batch_execute(self.inner_mut(), query).await
     }
 
-    pub async fn discard_all(&mut self) -> Result<ReadyForQueryStatus, Error> {
-        self.batch_execute("discard all").await
-    }
-
     /// Similar to `discard_all`, but it does not clear any query plans
     ///
     /// This runs in the background, so it can be executed without `await`ing.

proxy/src/serverless/local_conn_pool.rs

@@ -269,11 +269,6 @@ impl ClientInnerCommon<postgres_client::Client> {
             local_data.jti += 1;
             let token = resign_jwt(&local_data.key, payload, local_data.jti)?;
 
-            self.inner
-                .discard_all()
-                .await
-                .map_err(SqlOverHttpError::InternalPostgres)?;
-
             // initiates the auth session
             // this is safe from query injections as the jwt format free of any escape characters.
             let query = format!("select auth.jwt_session_init('{token}')");