Thanks Yonik for your kind explanation. On 11/26/05, Yonik Seeley (JIRA) <[EMAIL PROTECTED]> wrote: > [ > http://issues.apache.org/jira/browse/LUCENE-463?page=comments#action_12358524 > ] > > Yonik Seeley commented on LUCENE-463: > ------------------------------------- > > Yep, I verified that AUTO sorting is your problem. > In FieldCacheImpl for an AUTO type, first Integer.parseInt() is tried, and if > that fails, > Float.parseFloat() is tried. > For your case, parseInt() will fail because it's too big, but parseFloat() > will work (but not with enough precision). > > Float.parseFloat("20051004130501")=2.00510045E13 > Float.parseFloat("20051006102501")=2.00510066E13 > Float.parseFloat("20051005102501")=2.00510045E13 > > Notice how two of the strings map to the same float when parsed as such. > > > Sorting does not work correcly on "String Date" > > ----------------------------------------------- > > > > Key: LUCENE-463 > > URL: http://issues.apache.org/jira/browse/LUCENE-463 > > Project: Lucene - Java > > Type: Bug > > Environment: Java Windows XP, JRE 1.3.1 > > Reporter: Etienne > > Priority: Minor > > > > > I am doing a simple query with a sort on a date field already put on a > > string format (YYYYmmDDHHMMSS). I am presenting 10 results per pages. The > > results I have is not correctly sort. On a page "4 october" is before "5 > > october", on another page I got the same kind of error. > > These are logs of the sorting I get: > > 20051006102501 DATE: 06 oct. 2005 > > 20051004130501 DATE: 04 oct. 2005 <-- PROBLEM! > > 20051005120200 DATE: 05 oct. 2005 > > 20050928094805 DATE: 28 sept. 2005 > > 20050928114901 DATE: 28 sept. 2005 > > 20050928114901 DATE: 28 sept. 2005 > > 20050928101901 DATE: 28 sept. 2005 > > 20050928142601 DATE: 28 sept. 2005 > > 20050928142601 DATE: 28 sept. 2005 > > 20050929094100 DATE: 29 sept. 2005 <-- PROBLEM! > > 20050928132931 DATE: 28 sept. 2005 > > 20050929090002 DATE: 29 sept. 2005 <-- PROBLEM! > > 20050927203403 DATE: 27 sept. 2005 > > 20050927203402 DATE: 27 sept. 2005 > > 20050927131901 DATE: 27 sept. 2005 > > 20050927131901 DATE: 27 sept. 2005 > > 20050927132501 DATE: 27 sept. 2005 > > 20050927132500 DATE: 27 sept. 2005 > > 20050927133101 DATE: 27 sept. 2005 > > 20050927133100 DATE: 27 sept. 2005 > > 20050926115001 DATE: 26 sept. 2005 > > 20050927112301 DATE: 27 sept. 2005 > > 20050926091200 DATE: 26 sept. 2005 <-- PROBLEM! > > 20050927085701 DATE: 27 sept. 2005 > > 20050923111558 DATE: 23 sept. 2005 > > 20050923103700 DATE: 23 sept. 2005 > > 20050923144300 DATE: 23 sept. 2005 > > 20050922102200 DATE: 22 sept. 2005 > > 20050922082701 DATE: 22 sept. 2005 > > 20050923085601 DATE: 23 sept. 2005 <-- PROBLEM! > > 20050815102204 DATE: 15 august 2005 > > 20050815102201 DATE: 15 august 2005 > > 20050816102200 DATE: 16 august 2005 <-- PROBLEM! > > 20050815110400 DATE: 15 august 2005 > > 20050816124500 DATE: 16 august 2005 <-- PROBLEM! > > 20050812163334 DATE: 12 august 2005 > > 20050812163331 DATE: 12 august 2005 > > 20050812161840 DATE: 12 august 2005 > > 20050812161935 DATE: 12 août 2005 > > 20050812113442 DATE: 12 août 2005 > > -- > This message is automatically generated by JIRA. > - > If you think it was sent incorrectly contact one of the administrators: > http://issues.apache.org/jira/secure/Administrators.jspa > - > For more information on JIRA, see: > http://www.atlassian.com/software/jira > > > --------------------------------------------------------------------- > To unsubscribe, e-mail: [EMAIL PROTECTED] > For additional commands, e-mail: [EMAIL PROTECTED] > >
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