sql/updates/51.sql

/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */

\c texera_db

SET search_path TO texera_db;

BEGIN;

DO $$
BEGIN
    IF NOT EXISTS (
        SELECT 1 FROM pg_type WHERE typname = 'workflow_computing_unit_termination_reason_enum'
    ) THEN
        CREATE TYPE workflow_computing_unit_termination_reason_enum AS ENUM (
            'USER_REQUESTED',
            'GARBAGE_COLLECTED'
        );
    END IF;
END $$;

ALTER TABLE workflow_computing_unit
    ADD COLUMN IF NOT EXISTS termination_reason workflow_computing_unit_termination_reason_enum DEFAULT NULL;

-- Postgres indexes only the referenced side of a foreign key, so cuid needs its own index for the
-- idle computing unit sweep and every other per-computing-unit lookup on this table.
CREATE INDEX IF NOT EXISTS idx_workflow_executions_cuid ON workflow_executions (cuid);

COMMIT;