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This module connects Table/SQL API and runtime. It is responsible for translating and optimizing a table program into a Flink pipeline. The module can access all resources that are required during pre-flight and runtime phase for planning.

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/*
 * 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.calcite.jdbc;

import org.apache.calcite.schema.Schema;

/** This class is used to create a {@link CalciteSchema} with a given {@link Schema} as the root. */
public class CalciteSchemaBuilder {

    /**
     * Creates a {@link CalciteSchema} with a given {@link Schema} as the root.
     *
     * @param root schema to use as a root schema
     * @return calcite schema with given schema as the root
     */
    public static CalciteSchema asRootSchema(Schema root) {
        return new SimpleCalciteSchema(null, root, "");
    }

    private CalciteSchemaBuilder() {}
}