risingwave_frontend/planner/
insert.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 fixedbitset::FixedBitSet;
16
17use crate::binder::BoundInsert;
18use crate::error::Result;
19use crate::optimizer::PlanRoot;
20use crate::optimizer::plan_node::{LogicalInsert, LogicalProject, PlanRef, generic};
21use crate::optimizer::property::{Order, RequiredDist};
22use crate::planner::Planner;
23
24impl Planner {
25    pub(super) fn plan_insert(&mut self, insert: BoundInsert) -> Result<PlanRoot> {
26        let mut input = self.plan_query(insert.source)?.into_unordered_subplan();
27        if !insert.cast_exprs.is_empty() {
28            input = LogicalProject::create(input, insert.cast_exprs);
29        }
30        let returning = !insert.returning_list.is_empty();
31        let mut plan: PlanRef = LogicalInsert::new(generic::Insert::new(
32            input,
33            insert.table_name.clone(),
34            insert.table_id,
35            insert.table_version_id,
36            insert.table_visible_columns,
37            insert.column_indices,
38            insert.default_columns,
39            insert.row_id_index,
40            returning,
41        ))
42        .into();
43        // If containing RETURNING, add one logicalproject node
44        if returning {
45            plan = LogicalProject::create(plan, insert.returning_list);
46        }
47        // For insert, frontend will only schedule one task so do not need this to be single.
48        let dist = RequiredDist::Any;
49        let mut out_fields = FixedBitSet::with_capacity(plan.schema().len());
50        out_fields.insert_range(..);
51        let out_names = if returning {
52            insert.returning_schema.expect("If returning list is not empty, should provide returning schema in BoundInsert.").names()
53        } else {
54            plan.schema().names()
55        };
56        let root = PlanRoot::new_with_logical_plan(plan, dist, Order::any(), out_fields, out_names);
57        Ok(root)
58    }
59}
risingwave_frontend/planner/insert.rs

risingwave_frontend/planner/
insert.rs
