2011/9/20 Héctor Trujillo <hecto...@gmail.com>: [...] > I created an index and I inserted about ten documents. I defined a filed > named source, and I created many rows with the value “a” in this field, and > then I started to make queries, and then I took conscience that all the > queries that asked for the value “a” always returned zero rows [...]
Take a look at your Solr schema in schema.xml, and stopwords.txt. It is very likely that "a" is being removed as a stop word. Normally, one wants this behaviour, otherwise search results would be cluttered with matches for simple words like "a", "an", "the", etc. Regards, Gora