risingwave_frontend/planner/
set_expr.rs

1// Copyright 2025 RisingWave Labs
2//
3// Licensed under the Apache License, Version 2.0 (the "License");
4// you may not use this file except in compliance with the License.
5// You may obtain a copy of the License at
6//
7//     http://www.apache.org/licenses/LICENSE-2.0
8//
9// Unless required by applicable law or agreed to in writing, software
10// distributed under the License is distributed on an "AS IS" BASIS,
11// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12// See the License for the specific language governing permissions and
13// limitations under the License.
14
15use risingwave_common::util::sort_util::ColumnOrder;
16
17use crate::binder::BoundSetExpr;
18use crate::error::Result;
19use crate::expr::ExprImpl;
20use crate::optimizer::plan_node::PlanRef;
21use crate::planner::Planner;
22
23impl Planner {
24    pub(super) fn plan_set_expr(
25        &mut self,
26        set_expr: BoundSetExpr,
27        extra_order_exprs: Vec<ExprImpl>,
28        order: &[ColumnOrder],
29    ) -> Result<PlanRef> {
30        match set_expr {
31            BoundSetExpr::Select(s) => self.plan_select(*s, extra_order_exprs, order),
32            BoundSetExpr::Values(v) => self.plan_values(*v),
33            BoundSetExpr::Query(q) => Ok(self.plan_query(*q)?.into_unordered_subplan()),
34            BoundSetExpr::SetOperation {
35                op,
36                all,
37                corresponding_col_indices,
38                left,
39                right,
40            } => self.plan_set_operation(op, all, corresponding_col_indices, *left, *right),
41        }
42    }
43}
risingwave_frontend/planner/set_expr.rs

risingwave_frontend/planner/
set_expr.rs
