Thanks Shawn. This is good to know.
Sent from my iPhone > On Feb 5, 2014, at 12:53 AM, Shawn Heisey <s...@elyograg.org> wrote: > >> On 2/4/2014 8:00 PM, Mike L. wrote: >> I'm just wondering here if there is any defined limit to how many fields can >> be created within a schema? I'm sure the configuration maintenance of a >> schema like this would be a nightmare, but would like to know if its at all >> possible in the first place before It may be attempted. > > There are no hard limits on the number of fields, whether they are > dynamically defined or not. Several thousand fields should be no > problem. If you have enough system resources and you don't run into an > unlikely bug, there's no reason it won't work. As you've already been > told, there are potential performance concerns. Depending on the exact > nature of your queries, you might need to increase maxBooleanClauses. > > The only hard limitation that Lucene really has (and by extension, Solr > also has that limitation) is that a single index cannot have more than > about two billion documents in it - the inherent limitation on a Java > "int" type. Solr can use indexes larger than this through sharding. > > See the very end of this page: > > https://lucene.apache.org/core/4_6_0/core/org/apache/lucene/codecs/lucene46/package-summary.html#Limitations > > Thanks, > Shawn >
