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From Ian Lea <ian....@gmail.com>
Subject Re: Deleting documents using "starts with"
Date Tue, 27 Oct 2009 09:45:39 GMT
There are IndexWriter.deleteDocuments methods that take queries.
Passing a TermQuery and a WildcardQuery to
writer.deleteDocuments(Query[]) should do the trick.


--
Ian.


On Tue, Oct 27, 2009 at 3:10 AM, Paul J. Lucas <paul@lucasmail.org> wrote:
> I currently have code that looks like:
>
>    Term[] terms = new Term[]{
>        new Term( key1, value1 ),
>        new Term( key2, value2 )
>    };
>    writer.deleteDocuments( terms );
>
> I want to change things such that it will delete all documents having key2's
> value start with value2, i.e., if value2 were "foo" then I want all
> documents to be deleted where key2's value starts with "foo" (i.e., "foo*").
>
> I still want key1's value to match value1 exactly, however.
>
> What's the simplest way to do do what I want?  Thanks.
>
> - Paul
>
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