/tags/release-0.1-rc2/hive/external/ql/src/java/org/apache/hadoop/hive/ql/plan/FilterDesc.java
Java | 119 lines | 70 code | 22 blank | 27 comment | 0 complexity | 3bade9efa0be9541f2a3ea3ebe289692 MD5 | raw file
Possible License(s): Apache-2.0, BSD-3-Clause, JSON, CPL-1.0
- /**
- * 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.hadoop.hive.ql.plan;
- import java.io.Serializable;
- import java.util.List;
- /**
- * FilterDesc.
- *
- */
- @Explain(displayName = "Filter Operator")
- public class FilterDesc implements Serializable {
- /**
- * sampleDesc is used to keep track of the sampling descriptor.
- */
- public static class sampleDesc {
- // The numerator of the TABLESAMPLE clause
- private int numerator;
- // The denominator of the TABLESAMPLE clause
- private int denominator;
- // Input files can be pruned
- private boolean inputPruning;
- public sampleDesc() {
- }
- public sampleDesc(int numerator, int denominator,
- List<String> tabBucketCols, boolean inputPruning) {
- this.numerator = numerator;
- this.denominator = denominator;
- this.inputPruning = inputPruning;
- }
- public int getNumerator() {
- return numerator;
- }
- public int getDenominator() {
- return denominator;
- }
- public boolean getInputPruning() {
- return inputPruning;
- }
- }
- private static final long serialVersionUID = 1L;
- private org.apache.hadoop.hive.ql.plan.ExprNodeDesc predicate;
- private boolean isSamplingPred;
- private transient sampleDesc sampleDescr;
- public FilterDesc() {
- }
- public FilterDesc(
- final org.apache.hadoop.hive.ql.plan.ExprNodeDesc predicate,
- boolean isSamplingPred) {
- this.predicate = predicate;
- this.isSamplingPred = isSamplingPred;
- sampleDescr = null;
- }
- public FilterDesc(
- final org.apache.hadoop.hive.ql.plan.ExprNodeDesc predicate,
- boolean isSamplingPred, final sampleDesc sampleDescr) {
- this.predicate = predicate;
- this.isSamplingPred = isSamplingPred;
- this.sampleDescr = sampleDescr;
- }
- @Explain(displayName = "predicate")
- public org.apache.hadoop.hive.ql.plan.ExprNodeDesc getPredicate() {
- return predicate;
- }
- public void setPredicate(
- final org.apache.hadoop.hive.ql.plan.ExprNodeDesc predicate) {
- this.predicate = predicate;
- }
- @Explain(displayName = "isSamplingPred", normalExplain = false)
- public boolean getIsSamplingPred() {
- return isSamplingPred;
- }
- public void setIsSamplingPred(final boolean isSamplingPred) {
- this.isSamplingPred = isSamplingPred;
- }
- @Explain(displayName = "sampleDesc", normalExplain = false)
- public sampleDesc getSampleDescr() {
- return sampleDescr;
- }
- public void setSampleDescr(final sampleDesc sampleDescr) {
- this.sampleDescr = sampleDescr;
- }
- }