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Ref Guide: make single shard requirement for TaggerRequestHandler slightly more prominent and descriptive

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Cassandra Targett 2020-01-16 09:17:50 -06:00
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solr/solr-ref-guide/src/the-tagger-handler.adoc
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@ -16,7 +16,7 @@
// specific language governing permissions and limitations
// under the License.
The "Tagger" Request Handler, AKA the "SolrTextTagger" is a "text tagger".
The Tagger request handler, AKA the "SolrTextTagger", is a "text tagger".
Given a dictionary (a Solr index) with a name-like field,
you can post text to this request handler and it will return every occurrence of one of those names with offsets and other document metadata desired.
@ -29,8 +29,11 @@ The SolrTextTagger might be used on queries for query-understanding or large doc
To get a sense of how to use it, jump to the <<tutorial-with-geonames,tutorial>> below.
The tagger does not yet support a sharded index.
Tens, perhaps hundreds of millions of names (documents) are supported, mostly limited by memory.
The Tagger request handler *does not* yet support a sharded index.
It can be used in a cluster running in SolrCloud mode, but the collection that
stores the tag dictionary must be a single-sharded collection.
Despite this limitation, tens to hundreds of millions of names (documents) can
be supported; the maximum is mostly limited only by memory.
== Tagger Configuration