Am 01.11.2011 16:06, schrieb Erick Erickson:
NGrams are often used in Solr for this case, but they will also add to your index size.It might be worthwhile to look closely at your user requirements before going ahead and supporting this functionality.... Best Erick
My opinion. Wildcards are good for "peeking into the index", i.e. for checking data in the browser. I haven't yet found a real life use case for them.
-Kuli