| /* |
| * 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. |
| */ |
| |
| package org.apache.carbondata.core.view; |
| |
| import org.apache.carbondata.core.metadata.schema.table.RelationIdentifier; |
| |
| /** |
| * This is the interface for inmemory catalog registry for mv. |
| * For query rewrite. |
| * @since 1.4.0 |
| */ |
| public interface MVCatalog<T> { |
| |
| /** |
| * List all registered valid schema catalogs |
| */ |
| T[] getValidSchemas(); |
| |
| /** |
| * Register schema to the catalog. |
| * @param schema mv schema |
| */ |
| void registerSchema(MVSchema schema); |
| |
| /** |
| * Unregister schema from catalog. |
| * |
| * @param mvIdentifier mv identifier |
| */ |
| void deregisterSchema(RelationIdentifier mvIdentifier); |
| |
| } |