risingwave_frontend/catalog/system_catalog/rw_catalog/
rw_indexes.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::types::{Fields, Timestamptz};
16use risingwave_frontend_macro::system_catalog;
17
18use crate::catalog::system_catalog::SysCatalogReaderImpl;
19use crate::error::Result;
20
21#[derive(Fields)]
22struct RwIndex {
23    #[primary_key]
24    id: i32,
25    name: String,
26    primary_table_id: i32,
27    key_columns: Vec<i16>,
28    include_columns: Vec<i16>,
29    schema_id: i32,
30    owner: i32,
31    definition: String,
32    acl: Vec<String>,
33    initialized_at: Option<Timestamptz>,
34    created_at: Option<Timestamptz>,
35    initialized_at_cluster_version: Option<String>,
36    created_at_cluster_version: Option<String>,
37}
38
39#[system_catalog(table, "rw_catalog.rw_indexes")]
40fn read_rw_indexes(reader: &SysCatalogReaderImpl) -> Result<Vec<RwIndex>> {
41    let catalog_reader = reader.catalog_reader.read_guard();
42    let schemas = catalog_reader.iter_schemas(&reader.auth_context.database)?;
43    let user_reader = reader.user_info_reader.read_guard();
44    let current_user = user_reader
45        .get_user_by_name(&reader.auth_context.user_name)
46        .expect("user not found");
47
48    Ok(schemas
49        .flat_map(|schema| {
50            schema
51                .iter_index_with_acl(current_user)
52                .map(|index| RwIndex {
53                    id: index.id.index_id as i32,
54                    name: index.name.clone(),
55                    primary_table_id: index.primary_table.id().table_id as i32,
56                    key_columns: index
57                        .index_item
58                        .iter()
59                        .take(index.index_columns_len as usize)
60                        .map(|index| {
61                            let ind = if let Some(input_ref) = index.as_input_ref() {
62                                input_ref.index() + 1
63                            } else {
64                                0
65                            };
66                            ind as i16
67                        })
68                        .collect(),
69                    include_columns: index
70                        .index_item
71                        .iter()
72                        .skip(index.index_columns_len as usize)
73                        .map(|index| {
74                            let ind = if let Some(input_ref) = index.as_input_ref() {
75                                input_ref.index() + 1
76                            } else {
77                                0
78                            };
79                            ind as i16
80                        })
81                        .collect(),
82                    schema_id: schema.id() as i32,
83                    owner: index.index_table.owner as i32,
84                    definition: index.index_table.create_sql(),
85                    acl: vec![],
86                    initialized_at: index.initialized_at_epoch.map(|e| e.as_timestamptz()),
87                    created_at: index.created_at_epoch.map(|e| e.as_timestamptz()),
88                    initialized_at_cluster_version: index.initialized_at_cluster_version.clone(),
89                    created_at_cluster_version: index.created_at_cluster_version.clone(),
90                })
91        })
92        .collect())
93}
risingwave_frontend/catalog/system_catalog/rw_catalog/rw_indexes.rs

risingwave_frontend/catalog/system_catalog/rw_catalog/
rw_indexes.rs
