RequiredArgsConstructor; import lombok.extern.
2 基本表优化 RelOptInfo(customer) ├── SeqScan Path ├── IndexPath(customer_active_idx) └── BitmapHeapPath RelOptInfo(orders) ├── SeqScan Path ├── IndexPath(orders_order_date_idx) ├── IndexPath(orders_customer_id_idx) └── BitmapHeapPath 7.
36亿元，同比增长0.45%；归母净利润8.22亿元，同比增长28.85%；基本每股收益0.
第 3 步：计算 tuple_fraction 核心代码： if (cursorOptions & CURSOR_OPT_FAST_PLAN) { tuple_fraction = cursor_tuple_fraction; if (tuple_fraction >= 1.