org.apache.solr.common.params.DisMaxParams 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,
* 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.solr.common.params;
/**
* A collection of params used in DisMaxRequestHandler,
* both for Plugin initialization and for Requests.
*/
public interface DisMaxParams {
/** query and init param for tiebreaker value */
public static String TIE = "tie";
/** query and init param for query fields */
public static String QF = "qf";
/** query and init param for phrase boost fields */
public static String PF = "pf";
/** query and init param for bigram phrase boost fields */
public static String PF2 = "pf2";
/** query and init param for trigram phrase boost fields */
public static String PF3 = "pf3";
/** query and init param for MinShouldMatch specification */
public static String MM = "mm";
/**
* If set to true, will try to reduce MM if tokens are removed from some clauses but not all
*/
public static String MM_AUTORELAX = "mm.autoRelax";
/**
* query and init param for Phrase Slop value in phrase
* boost query (in pf fields)
*/
public static String PS = "ps";
/** default phrase slop for bigram phrases (pf2) */
public static String PS2 = "ps2";
/** default phrase slop for bigram phrases (pf3) */
public static String PS3 = "ps3";
/**
* query and init param for phrase Slop value in phrases
* explicitly included in the user's query string ( in qf fields)
*/
public static String QS = "qs";
/** query and init param for boosting query */
public static String BQ = "bq";
/** query and init param for boosting functions */
public static String BF = "bf";
/**
* Alternate query (expressed in Solr QuerySyntax)
* to use if main query (q) is empty
*/
public static String ALTQ = "q.alt";
/** query and init param for field list */
public static String GEN = "gen";
}