Thanks Tomás and Juan...
I got the expected results when i updated solr to v3.5.0
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Hi Juan,
I'm using Solr 3.1
The type of the date field is long.
Let's say, the documents indexed in Solr server be..
1326c5cc09bbc99a_1
1326c5cc09bbc99a
1316078009000
<.. Some Other fields here ..>
Some subject here...
Some message here...
1321dff33cecd5f4_1
1321dff33cecd5f4
131495631