Hello, Erik.
if i need to store hour and minute then I need to place date into
following integer format:
YYYYMMDDHHII
?
Will it be faster than current solution?
And will I have ability to do Ranged queries (from Date A to Date B)?
EH> Sorting by String uses up lots more RAM than a numeric sort. If you
EH> use a numeric (yet lexicographically orderable) date format (e.g.
EH> YYYYMMDD) you'll see better performance most likely.
EH> Erik
EH> On Feb 24, 2005, at 1:01 PM, Yura Smolsky wrote:
>> Hello, lucene-user.
>>
>> I have index with many documents, more than 40 Mil.
>> Each document has DateField (It is time stamp of document)
>>
>> I need the most recent results only. I use single instance of
>> IndexSearcher.
>> When I perform sorted search on this index:
>> Sort sort = new Sort();
>> sort.setSort( new SortField[] { new SortField ("modified",
>> SortField.STRING, true) } );
>> Hits hits =
>> searcher.search(QueryParser.parse("good", "content",
>> StandardAnalyzer()), sort);
>>
>> then search speed is not good.
>>
>> Today I have tried search without "sort by modified", but with sort by
>> Relevance. Speed was much better!
>>
>> I think that Sort by DateField is very slow. Maybe I do something
>> wrong about this kind of sorted search? Can you give me advices about
>> this?
>>
>> Thanks.
>>
>> Yura Smolsky.
>>
>>
>>
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