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DateColumnStatistics.java
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69 lines (60 loc) · 1.88 KB
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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.orc;
import java.time.chrono.ChronoLocalDate;
import java.util.Date;
/**
* Statistics for DATE columns.
* @since 1.1.0
*/
public interface DateColumnStatistics extends ColumnStatistics {
/**
* Get the minimum value for the column.
* @return minimum value as a LocalDate
*/
ChronoLocalDate getMinimumLocalDate();
/**
* Get the minimum value for the column.
* @return minimum value as days since epoch (1 Jan 1970)
*/
long getMinimumDayOfEpoch();
/**
* Get the maximum value for the column.
* @return maximum value as a LocalDate
*/
ChronoLocalDate getMaximumLocalDate();
/**
* Get the maximum value for the column.
* @return maximum value as days since epoch (1 Jan 1970)
*/
long getMaximumDayOfEpoch();
/**
* Get the minimum value for the column.
* @return minimum value
* @deprecated Use #getMinimumLocalDate instead
*/
@Deprecated
Date getMinimum();
/**
* Get the maximum value for the column.
* @return maximum value
* @deprecated Use #getMaximumLocalDate instead
*/
@Deprecated
Date getMaximum();
}