org.apache.hadoop.hive.ql.exec.vector.expressions.gen.FilterDoubleScalarNotEqualTimestampColumn Maven / Gradle / Ivy
/**
* 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
* limitations under the License.
*/
package org.apache.hadoop.hive.ql.exec.vector.expressions.gen;
import org.apache.hadoop.hive.ql.exec.vector.TimestampUtils;
import org.apache.hadoop.hive.ql.exec.vector.VectorExpressionDescriptor;
/**
* Generated from template FilterScalarCompareTimestampColumn.txt, which covers comparison
* expressions between a long or double scalar and a column, however output is not produced in a separate column.
* The selected vector of the input {@link VectorizedRowBatch} is updated for in-place filtering.
* Note: For timestamp and long or double we implicitly interpret the long as the number
* of seconds or double as seconds and fraction since the epoch.
*/
public class FilterDoubleScalarNotEqualTimestampColumn extends FilterLongScalarNotEqualLongColumn {
public FilterDoubleScalarNotEqualTimestampColumn(double value, int colNum) {
super(TimestampUtils.doubleToNanoseconds(value), colNum);
}
public FilterDoubleScalarNotEqualTimestampColumn() {
super();
}
@Override
public VectorExpressionDescriptor.Descriptor getDescriptor() {
return (new VectorExpressionDescriptor.Builder())
.setMode(
VectorExpressionDescriptor.Mode.FILTER)
.setNumArguments(2)
.setArgumentTypes(
VectorExpressionDescriptor.ArgumentType.getType("double"),
VectorExpressionDescriptor.ArgumentType.getType("timestamp"))
.setInputExpressionTypes(
VectorExpressionDescriptor.InputExpressionType.SCALAR,
VectorExpressionDescriptor.InputExpressionType.COLUMN).build();
}
}