risingwave_frontend/optimizer/plan_node/
batch_table_function.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 pretty_xmlish::{Pretty, XmlNode};
16use risingwave_pb::batch_plan::TableFunctionNode;
17use risingwave_pb::batch_plan::plan_node::NodeBody;
18
19use super::batch::prelude::*;
20use super::utils::{Distill, childless_record};
21use super::{ExprRewritable, PlanBase, PlanRef, PlanTreeNodeLeaf, ToBatchPb, ToDistributedBatch};
22use crate::error::Result;
23use crate::expr::{ExprRewriter, ExprVisitor};
24use crate::optimizer::plan_node::ToLocalBatch;
25use crate::optimizer::plan_node::expr_visitable::ExprVisitable;
26use crate::optimizer::plan_node::logical_table_function::LogicalTableFunction;
27use crate::optimizer::property::{Distribution, Order};
28
29#[derive(Debug, Clone, PartialEq, Eq, Hash)]
30pub struct BatchTableFunction {
31    pub base: PlanBase<Batch>,
32    logical: LogicalTableFunction,
33}
34
35impl PlanTreeNodeLeaf for BatchTableFunction {}
36impl_plan_tree_node_for_leaf!(BatchTableFunction);
37
38impl BatchTableFunction {
39    pub fn new(logical: LogicalTableFunction) -> Self {
40        Self::with_dist(logical, Distribution::Single)
41    }
42
43    pub fn with_dist(logical: LogicalTableFunction, dist: Distribution) -> Self {
44        let ctx = logical.base.ctx().clone();
45        let base = PlanBase::new_batch(ctx, logical.schema().clone(), dist, Order::any());
46        BatchTableFunction { base, logical }
47    }
48
49    #[must_use]
50    pub fn logical(&self) -> &LogicalTableFunction {
51        &self.logical
52    }
53}
54
55impl Distill for BatchTableFunction {
56    fn distill<'a>(&self) -> XmlNode<'a> {
57        let data = Pretty::debug(&self.logical.table_function);
58        childless_record("BatchTableFunction", vec![("table_function", data)])
59    }
60}
61
62impl ToDistributedBatch for BatchTableFunction {
63    fn to_distributed(&self) -> Result<PlanRef> {
64        Ok(Self::with_dist(self.logical().clone(), Distribution::Single).into())
65    }
66}
67
68impl ToBatchPb for BatchTableFunction {
69    fn to_batch_prost_body(&self) -> NodeBody {
70        NodeBody::TableFunction(TableFunctionNode {
71            table_function: Some(self.logical.table_function.to_protobuf()),
72        })
73    }
74}
75
76impl ToLocalBatch for BatchTableFunction {
77    fn to_local(&self) -> Result<PlanRef> {
78        Ok(Self::with_dist(self.logical().clone(), Distribution::Single).into())
79    }
80}
81
82impl ExprRewritable for BatchTableFunction {
83    fn has_rewritable_expr(&self) -> bool {
84        true
85    }
86
87    fn rewrite_exprs(&self, r: &mut dyn ExprRewriter) -> PlanRef {
88        Self::new(
89            self.logical
90                .rewrite_exprs(r)
91                .as_logical_table_function()
92                .unwrap()
93                .clone(),
94        )
95        .into()
96    }
97}
98
99impl ExprVisitable for BatchTableFunction {
100    fn visit_exprs(&self, v: &mut dyn ExprVisitor) {
101        self.logical
102            .table_function
103            .args
104            .iter()
105            .for_each(|e| v.visit_expr(e));
106    }
107}
risingwave_frontend/optimizer/plan_node/batch_table_function.rs

risingwave_frontend/optimizer/plan_node/
batch_table_function.rs
