Hi,
The code needs a minor change. Replace
queryParser = new QueryParser("searchData",new StandardAnalyzer());
with
queryParser = new QueryParser("desc",new StandardAnalyzer());
regards,
Ram Prasad.
> ----- Original Message -----
> From: "RamPrasad Suswaram" <[EMAIL PROTECTED]>
> To: [email protected]
> Subject: ParseException: Too many boolean clauses
> Date: Wed, 03 May 2006 18:10:26 +0800
>
>
> Hi,
> I am new to Lucene & am using Lucene 1.9.1. Frequently I get a
> ParseException due to "Too many boolean clauses".
>
> The lucene documents that I have created have three fields
> "userID", "desc" and "codes". I need to find the information
> pertaing a set of users whose description contains a given search
> text and also relates to a set of codes (each user has multiple
> codes associated with him/her). The code (programming code) I have
> is as below:
>
> private Hits performSearch(String userIds, String srchText, String codes) {
> QueryParser queryParser;
> Query userInNtwkQuery = null;
> Query codeQuery = null;
> Query keywordQuery = null;
> BooleanQuery booleanQuery = new BooleanQuery();
>
> queryParser = new QueryParser("userID",
> new StandardAnalyzer());
> userInNtwkQuery = queryParser.parse(userIds);
> booleanQuery.add(userInNtwkQuery, BooleanClause.Occur.MUST);
>
> queryParser = new QueryParser(
> "searchData",
> new StandardAnalyzer());
> keywordQuery = queryParser.parse(srchText);
> booleanQuery.add(keywordQuery, BooleanClause.Occur.MUST);
>
> queryParser = new QueryParser("codes",
> new StandardAnalyzer());
> codeQuery = queryParser.parse(codes);
> booleanQuery.add(codeQuery, BooleanClause.Occur.MUST);
>
> return idxSearcher.search(booleanQuery);
> }
>
> The first argument of the "performSearch" method 'userIDs' is a
> String value containing user-ids delimited by space (for e.g. "1 4
> 7 1100 99 887") and there is a possibility of the number of
> user-ids being as high as 15000. The second argument 'srchText'
> can be any free text up to a max of 10 words and the third argument
> 'codes' is a String value containing codes delimited by space (for
> e.g. "00544 11744 11743"), the number of codes could as high as
> 1500 to 2000 codes for a single search.
>
> As the number userIDs and/or codes per search is exceeding the
> lucene default limit of 1024 boolean clauses I am facing the
> problem of 'Too many boolean clauses'. Is it advisable to solve
> this problem by using
> "BooleanQuery.setMaxClauseCount(Integer.MAX_VALUE)" approach or is
> a better alternative (work around) available. Please advice.
>
> Regards,
> Ram Prasad
>
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