org.apache.kylin.metadata.realization.IRealization Maven / Gradle / Ivy

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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,
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 * See the License for the specific language governing permissions and
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package org.apache.kylin.metadata.realization;

import java.util.List;

import org.apache.kylin.metadata.model.MeasureDesc;
import org.apache.kylin.metadata.model.TblColRef;

public interface IRealization {
    /**
     * Given the features of a query, check how capable the realization is to answer the query.
     */
    public CapabilityResult isCapable(SQLDigest digest);

    /**
     * Get whether this specific realization is a cube or InvertedIndex
     *
     * @return
     */
    public RealizationType getType();

    public String getFactTable();

    public List getAllColumns();

    public List getAllDimensions();

    public List getMeasures();

    public boolean isReady();

    public String getName();

    public String getCanonicalName();

    public String getProjectName();

    public void setProjectName(String prjName);

    public long getDateRangeStart();

    public long getDateRangeEnd();

}