org.dbflute.cbean.sqlclause.union.UnionClauseProvider Maven / Gradle / Ivy

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/*
 * Copyright 2014-2020 the original author or authors.
 *
 * Licensed 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.dbflute.cbean.sqlclause.union;

/**
 * @author jflute
 * @since 0.9.9.4C (2012/05/01 Tuesday)
 */
public interface UnionClauseProvider {

    /**
     * Provide the clause of union query.
     * @return The clause string. (NotNull)
     */
    String provide();
}