risingwave_frontend/catalog/system_catalog/pg_catalog/
pg_views.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;
16use risingwave_frontend_macro::system_catalog;
17
18/// The view `pg_views` provides access to useful information about each view in the database.
19/// Ref: [`https://www.postgresql.org/docs/current/view-pg-views.html`]
20#[system_catalog(
21    view,
22    "pg_catalog.pg_views",
23    "SELECT s.name AS schemaname,
24            v.name AS viewname,
25            pg_catalog.pg_get_userbyid(v.owner) AS viewowner,
26            v.definition AS definition
27        FROM rw_catalog.rw_views v
28        JOIN rw_catalog.rw_schemas s
29        ON v.schema_id = s.id"
30)]
31#[derive(Fields)]
32struct PgView {
33    schemaname: String,
34    viewname: String,
35    viewowner: String,
36    definition: String,
37}