feat(oceanbase-oracle): split execution time from client wait

crates/dbx-web/src/routes/query.rs

@@ -1331,6 +1331,7 @@ mod tests {
                 rows: vec![vec![serde_json::json!("relation customer_orders does not exist")]],
                 affected_rows: 0,
                 execution_time_ms: 0,
+                server_execute_time_us: None,
                 truncated: false,
                 session_id: None,
                 has_more: false,