I think you store dateSc with full precision i.e. with time. You should
consider to index it just date part or to the resolution you really need. It
should reduce the memory it use when constructing DateRangeQuery and plus it
will improve search performance as well.
Sebastin wrote:
>
> Hi All,
> i used to search 3 Lucene Index store of size 6 GB,10 GB,10 GB of
> records using MultiReader class.
>
> here is the following code snippet:
>
>
>
> Directory indexDir2 =
> FSDirectory.getDirectory(indexSourceDir02,false);
> IndexReader indexSource2 =
> IndexReader.open(indexDir2);
> Directory indexDir3 =
>
> FSDirectory.getDirectory(indexSourceDir03,false);
> IndexReader indexSource3 =
> IndexReader.open(indexDir3);
> Directory indexDir4 =
>
> FSDirectory.getDirectory(indexSourceDir04,false);
> IndexReader indexSource4 =
> IndexReader.open(indexDir4);
>
>
>
> IndexReader[] readArray =
> {indexSource2,indexSource3,indexSource4};
> //merged reader
> IndexReader mergedReader = new MultiReader(readArray);
> IndexSearcher is = new IndexSearcher(mergedReader);
>
>
> QueryParser parser =
> new QueryParser("contents" ,new
> StandardAnalyzer());
>
>
> String searchQuery=
> new
> StringBuffer().append(inputNo).append(" AND dateSc:["
> ).append(fromDate).append(" TO ").append(toDate).append("]").append("
> ").append("AND").append(" ").append(callTyp).toString();
>
>
>
> Query callDetailquery =
> parser.parse(searchQuery);
>
> hits = is.search(callDetailquery);
>
>
> it takes 300 MB of RAM for every search and it is very very slow is there
> any other way to control the Memory and to make search faster.i use
> SINGLETON to use the IndexSearcher as a one time used object for all the
> instances.
>
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