[FLINK-35195][table] Introduce DropMaterializedTableOperation to supp…

…ort drop materialized table

flink-table/flink-table-api-java/src/main/java/org/apache/flink/table/operations/materializedtable/DropMaterializedTableOperation.java

@@ -0,0 +1,54 @@
+/*
+ * 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.flink.table.operations.materializedtable;
+
+import org.apache.flink.annotation.Internal;
+import org.apache.flink.table.catalog.ObjectIdentifier;
+import org.apache.flink.table.operations.Operation;
+import org.apache.flink.table.operations.OperationUtils;
+import org.apache.flink.table.operations.ddl.DropTableOperation;
+
+import java.util.Collections;
+import java.util.LinkedHashMap;
+import java.util.Map;
+
+/** Operation to describe a DROP MATERIALIZED TABLE statement. */
+@Internal
+public class DropMaterializedTableOperation extends DropTableOperation
+        implements MaterializedTableOperation {
+
+    public DropMaterializedTableOperation(
+            ObjectIdentifier tableIdentifier, boolean ifExists, boolean isTemporary) {
+        super(tableIdentifier, ifExists, isTemporary);
+    }
+
+    @Override
+    public String asSummaryString() {
+        Map<String, Object> params = new LinkedHashMap<>();
+        params.put("identifier", getTableIdentifier());
+        params.put("IfExists", isIfExists());
+        params.put("isTemporary", isTemporary());
+
+        return OperationUtils.formatWithChildren(
+                "DROP MATERIALIZED TABLE",
+                params,
+                Collections.emptyList(),
+                Operation::asSummaryString);
+    }
+}