| <?xml version="1.0" encoding="UTF-8" ?> |
| <!-- |
| 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. |
| --> |
| |
| <!-- |
| This is the Solr schema file. This file should be named "schema.xml" and |
| should be in the conf directory under the solr home |
| (i.e. ./solr/conf/schema.xml by default) |
| or located where the classloader for the Solr webapp can find it. |
| |
| This example schema is the recommended starting point for users. |
| It should be kept correct and concise, usable out-of-the-box. |
| |
| For more information, on how to customize this file, please see |
| http://wiki.apache.org/solr/SchemaXml |
| --> |
| |
| <schema name="example" version="1.1"> |
| <!-- attribute "name" is the name of this schema and is only used for display purposes. |
| Applications should change this to reflect the nature of the search collection. |
| version="1.1" is Solr's version number for the schema syntax and semantics. It should |
| not normally be changed by applications. |
| 1.0: multiValued attribute did not exist, all fields are multiValued by nature |
| 1.1: multiValued attribute introduced, false by default --> |
| |
| <types> |
| <!-- field type definitions. The "name" attribute is |
| just a label to be used by field definitions. The "class" |
| attribute and any other attributes determine the real |
| behavior of the fieldType. |
| Class names starting with "solr" refer to java classes in the |
| org.apache.solr.analysis package. |
| --> |
| |
| <!-- The StrField type is not analyzed, but indexed/stored verbatim. |
| - StrField and TextField support an optional compressThreshold which |
| limits compression (if enabled in the derived fields) to values which |
| exceed a certain size (in characters). |
| --> |
| <fieldType name="string" class="solr.StrField" sortMissingLast="true" omitNorms="true"/> |
| |
| <!-- boolean type: "true" or "false" --> |
| <fieldType name="boolean" class="solr.BoolField" sortMissingLast="true" omitNorms="true"/> |
| |
| <!-- The optional sortMissingLast and sortMissingFirst attributes are |
| currently supported on types that are sorted internally as strings. |
| - If sortMissingLast="true", then a sort on this field will cause documents |
| without the field to come after documents with the field, |
| regardless of the requested sort order (asc or desc). |
| - If sortMissingFirst="true", then a sort on this field will cause documents |
| without the field to come before documents with the field, |
| regardless of the requested sort order. |
| - If sortMissingLast="false" and sortMissingFirst="false" (the default), |
| then default lucene sorting will be used which places docs without the |
| field first in an ascending sort and last in a descending sort. |
| --> |
| |
| |
| <!-- numeric field types that store and index the text |
| value verbatim (and hence don't support range queries, since the |
| lexicographic ordering isn't equal to the numeric ordering) --> |
| <fieldType name="integer" class="solr.IntField" omitNorms="true"/> |
| <fieldType name="long" class="solr.LongField" omitNorms="true"/> |
| <fieldType name="float" class="solr.FloatField" omitNorms="true"/> |
| <fieldType name="double" class="solr.DoubleField" omitNorms="true"/> |
| |
| |
| <!-- Numeric field types that manipulate the value into |
| a string value that isn't human-readable in its internal form, |
| but with a lexicographic ordering the same as the numeric ordering, |
| so that range queries work correctly. --> |
| <fieldType name="sint" class="solr.SortableIntField" sortMissingLast="true" omitNorms="true"/> |
| <fieldType name="slong" class="solr.SortableLongField" sortMissingLast="true" omitNorms="true"/> |
| <fieldType name="sfloat" class="solr.SortableFloatField" sortMissingLast="true" omitNorms="true"/> |
| <fieldType name="sdouble" class="solr.SortableDoubleField" sortMissingLast="true" omitNorms="true"/> |
| |
| |
| <!-- The format for this date field is of the form 1995-12-31T23:59:59Z, and |
| is a more restricted form of the canonical representation of dateTime |
| http://www.w3.org/TR/xmlschema-2/#dateTime |
| The trailing "Z" designates UTC time and is mandatory. |
| Optional fractional seconds are allowed: 1995-12-31T23:59:59.999Z |
| All other components are mandatory. |
| |
| Expressions can also be used to denote calculations that should be |
| performed relative to "NOW" to determine the value, ie... |
| |
| NOW/HOUR |
| ... Round to the start of the current hour |
| NOW-1DAY |
| ... Exactly 1 day prior to now |
| NOW/DAY+6MONTHS+3DAYS |
| ... 6 months and 3 days in the future from the start of |
| the current day |
| |
| Consult the DateField javadocs for more information. |
| --> |
| <fieldType name="date" class="solr.DateField" sortMissingLast="true" omitNorms="true"/> |
| |
| |
| <!-- The "RandomSortField" is not used to store or search any |
| data. You can declare fields of this type it in your schema |
| to generate psuedo-random orderings of your docs for sorting |
| purposes. The ordering is generated based on the field name |
| and the version of the index, As long as the index version |
| remains unchanged, and the same field name is reused, |
| the ordering of the docs will be consistent. |
| If you want differend psuedo-random orderings of documents, |
| for the same version of the index, use a dynamicField and |
| change the name |
| --> |
| <fieldType name="random" class="solr.RandomSortField" indexed="true" /> |
| |
| <!-- solr.TextField allows the specification of custom text analyzers |
| specified as a tokenizer and a list of token filters. Different |
| analyzers may be specified for indexing and querying. |
| |
| The optional positionIncrementGap puts space between multiple fields of |
| this type on the same document, with the purpose of preventing false phrase |
| matching across fields. |
| |
| For more info on customizing your analyzer chain, please see |
| http://wiki.apache.org/solr/AnalyzersTokenizersTokenFilters |
| --> |
| |
| <!-- One can also specify an existing Analyzer class that has a |
| default constructor via the class attribute on the analyzer element |
| <fieldType name="text_greek" class="solr.TextField"> |
| <analyzer class="org.apache.lucene.analysis.el.GreekAnalyzer"/> |
| </fieldType> |
| --> |
| |
| <!-- A text field that only splits on whitespace for exact matching of words --> |
| <fieldType name="text_ws" class="solr.TextField" positionIncrementGap="100"> |
| <analyzer> |
| <tokenizer class="solr.MockTokenizerFactory"/> |
| </analyzer> |
| </fieldType> |
| |
| <!-- A text field that uses WordDelimiterFilter to enable splitting and matching of |
| words on case-change, alpha numeric boundaries, and non-alphanumeric chars, |
| so that a query of "wifi" or "wi fi" could match a document containing "Wi-Fi". |
| Synonyms and stopwords are customized by external files, and stemming is enabled. |
| Duplicate tokens at the same position (which may result from Stemmed Synonyms or |
| WordDelim parts) are removed. |
| --> |
| <fieldType name="text" class="solr.TextField" positionIncrementGap="100"> |
| <analyzer type="index"> |
| <tokenizer class="solr.MockTokenizerFactory"/> |
| <!-- in this example, we will only use synonyms at query time |
| <filter class="solr.SynonymFilterFactory" synonyms="index_synonyms.txt" ignoreCase="true" expand="false"/> |
| --> |
| <!-- Case insensitive stop word removal. |
| enablePositionIncrements=true ensures that a 'gap' is left to |
| allow for accurate phrase queries. |
| --> |
| <filter class="solr.StopFilterFactory" |
| ignoreCase="true" |
| words="stopwords.txt" |
| enablePositionIncrements="true" |
| /> |
| <filter class="solr.WordDelimiterFilterFactory" generateWordParts="1" generateNumberParts="1" catenateWords="1" catenateNumbers="1" catenateAll="0" splitOnCaseChange="1"/> |
| <filter class="solr.LowerCaseFilterFactory"/> |
| <filter class="solr.KeywordMarkerFilterFactory" protected="protwords.txt"/> |
| <filter class="solr.PorterStemFilterFactory"/> |
| <filter class="solr.RemoveDuplicatesTokenFilterFactory"/> |
| </analyzer> |
| <analyzer type="query"> |
| <tokenizer class="solr.MockTokenizerFactory"/> |
| <!--<filter class="solr.SynonymFilterFactory" synonyms="synonyms.txt" ignoreCase="true" expand="true"/>--> |
| <!--<filter class="solr.StopFilterFactory" ignoreCase="true" words="stopwords.txt"/>--> |
| <filter class="solr.WordDelimiterFilterFactory" generateWordParts="1" generateNumberParts="1" catenateWords="0" catenateNumbers="0" catenateAll="0" splitOnCaseChange="1"/> |
| <filter class="solr.LowerCaseFilterFactory"/> |
| <filter class="solr.KeywordMarkerFilterFactory" protected="protwords.txt"/> |
| <filter class="solr.PorterStemFilterFactory"/> |
| <filter class="solr.RemoveDuplicatesTokenFilterFactory"/> |
| </analyzer> |
| </fieldType> |
| |
| |
| <!-- Less flexible matching, but less false matches. Probably not ideal for product names, |
| but may be good for SKUs. Can insert dashes in the wrong place and still match. --> |
| <fieldType name="textTight" class="solr.TextField" positionIncrementGap="100" > |
| <analyzer> |
| <tokenizer class="solr.MockTokenizerFactory"/> |
| <!--<filter class="solr.SynonymFilterFactory" synonyms="synonyms.txt" ignoreCase="true" expand="false"/> |
| <filter class="solr.StopFilterFactory" ignoreCase="true" words="stopwords.txt"/>--> |
| <filter class="solr.WordDelimiterFilterFactory" generateWordParts="0" generateNumberParts="0" catenateWords="1" catenateNumbers="1" catenateAll="0"/> |
| <filter class="solr.LowerCaseFilterFactory"/> |
| <filter class="solr.KeywordMarkerFilterFactory" protected="protwords.txt"/> |
| <filter class="solr.EnglishMinimalStemFilterFactory"/> |
| <filter class="solr.RemoveDuplicatesTokenFilterFactory"/> |
| </analyzer> |
| </fieldType> |
| |
| <!-- |
| Setup simple analysis for spell checking |
| --> |
| <fieldType name="textSpell" class="solr.TextField" positionIncrementGap="100" > |
| <analyzer> |
| <tokenizer class="solr.StandardTokenizerFactory"/> |
| <filter class="solr.LowerCaseFilterFactory"/> |
| <filter class="solr.RemoveDuplicatesTokenFilterFactory"/> |
| </analyzer> |
| </fieldType> |
| |
| <!-- This is an example of using the KeywordTokenizer along |
| With various TokenFilterFactories to produce a sortable field |
| that does not include some properties of the source text |
| --> |
| <fieldType name="alphaOnlySort" class="solr.TextField" sortMissingLast="true" omitNorms="true"> |
| <analyzer> |
| <!-- KeywordTokenizer does no actual tokenizing, so the entire |
| input string is preserved as a single token |
| --> |
| <tokenizer class="solr.KeywordTokenizerFactory"/> |
| <!-- The LowerCase TokenFilter does what you expect, which can be |
| when you want your sorting to be case insensitive |
| --> |
| <filter class="solr.LowerCaseFilterFactory" /> |
| <!-- The TrimFilter removes any leading or trailing whitespace --> |
| <filter class="solr.TrimFilterFactory" /> |
| <!-- The PatternReplaceFilter gives you the flexibility to use |
| Java Regular expression to replace any sequence of characters |
| matching a pattern with an arbitrary replacement string, |
| which may include back refrences to portions of the orriginal |
| string matched by the pattern. |
| |
| See the Java Regular Expression documentation for more |
| infomation on pattern and replacement string syntax. |
| |
| http://java.sun.com/j2se/1.5.0/docs/api/java/util/regex/package-summary.html |
| --> |
| <filter class="solr.PatternReplaceFilterFactory" |
| pattern="([^a-z])" replacement="" replace="all" |
| /> |
| </analyzer> |
| </fieldType> |
| |
| <!-- since fields of this type are by default not stored or indexed, any data added to |
| them will be ignored outright |
| --> |
| <fieldtype name="ignored" stored="false" indexed="false" class="solr.StrField" /> |
| |
| </types> |
| |
| |
| <fields> |
| <!-- Valid attributes for fields: |
| name: mandatory - the name for the field |
| type: mandatory - the name of a previously defined type from the <types> section |
| indexed: true if this field should be indexed (searchable or sortable) |
| stored: true if this field should be retrievable |
| compressed: [false] if this field should be stored using gzip compression |
| (this will only apply if the field type is compressable; among |
| the standard field types, only TextField and StrField are) |
| multiValued: true if this field may contain multiple values per document |
| omitNorms: (expert) set to true to omit the norms associated with |
| this field (this disables length normalization and index-time |
| boosting for the field, and saves some memory). Only full-text |
| fields or fields that need an index-time boost need norms. |
| termVectors: [false] set to true to store the term vector for a given field. |
| When using MoreLikeThis, fields used for similarity should be stored for |
| best performance. |
| --> |
| |
| <field name="id" type="string" indexed="true" stored="true" required="true" /> |
| <field name="url" type="string" indexed="true" stored="true" required="true" /> |
| |
| <field name="title" type="text" indexed="true" stored="true" multiValued="true"/> |
| <field name="snippet" type="text" indexed="true" stored="true" multiValued="true"/> |
| <field name="body" type="text" indexed="true" stored="true" multiValued="true"/> |
| <!-- catchall field, containing all other searchable text fields (implemented |
| via copyField further on in this schema --> |
| <field name="text" type="text" indexed="true" stored="false" multiValued="true"/> |
| <!-- Dynamic field definitions. If a field name is not found, dynamicFields |
| will be used if the name matches any of the patterns. |
| RESTRICTION: the glob-like pattern in the name attribute must have |
| a "*" only at the start or the end. |
| EXAMPLE: name="*_i" will match any field ending in _i (like myid_i, z_i) |
| Longer patterns will be matched first. if equal size patterns |
| both match, the first appearing in the schema will be used. --> |
| <dynamicField name="*_i" type="sint" indexed="true" stored="true"/> |
| <dynamicField name="*_s" type="string" indexed="true" stored="true"/> |
| <dynamicField name="*_l" type="slong" indexed="true" stored="true"/> |
| <dynamicField name="*_t" type="text" indexed="true" stored="true"/> |
| <dynamicField name="*_b" type="boolean" indexed="true" stored="true"/> |
| <dynamicField name="*_f" type="sfloat" indexed="true" stored="true"/> |
| <dynamicField name="*_d" type="sdouble" indexed="true" stored="true"/> |
| <dynamicField name="*_dt" type="date" indexed="true" stored="true"/> |
| |
| <dynamicField name="random*" type="random" /> |
| |
| <!-- uncomment the following to ignore any fields that don't already match an existing |
| field name or dynamic field, rather than reporting them as an error. |
| alternately, change the type="ignored" to some other type e.g. "text" if you want |
| unknown fields indexed and/or stored by default --> |
| <!--dynamicField name="*" type="ignored" /--> |
| |
| </fields> |
| |
| <!-- Field to use to determine and enforce document uniqueness. |
| Unless this field is marked with required="false", it will be a required field |
| --> |
| <uniqueKey>id</uniqueKey> |
| |
| <!-- field for the QueryParser to use when an explicit fieldname is absent --> |
| <defaultSearchField>text</defaultSearchField> |
| |
| <!-- SolrQueryParser configuration: defaultOperator="AND|OR" --> |
| <solrQueryParser defaultOperator="OR"/> |
| |
| <!-- copyField commands copy one field to another at the time a document |
| is added to the index. It's used either to index the same field differently, |
| or to add multiple fields to the same field for easier/faster searching. --> |
| <copyField source="url" dest="text"/> |
| <copyField source="title" dest="text"/> |
| <copyField source="body" dest="text"/> |
| <copyField source="snippet" dest="text"/> |
| |
| <!-- Similarity is the scoring routine for each document vs. a query. |
| A custom similarity may be specified here, but the default is fine |
| for most applications. --> |
| <!-- <similarity class="org.apache.lucene.search.DefaultSimilarity"/> --> |
| <!-- ... OR ... |
| Specify a SimilarityFactory class name implementation |
| allowing parameters to be used. |
| --> |
| <!-- |
| <similarity class="com.example.solr.CustomSimilarityFactory"> |
| <str name="paramkey">param value</str> |
| </similarity> |
| --> |
| |
| |
| </schema> |