Use the script feature in the stats facet - http://www.elasticsearch.org/guide/en/elasticsearch/reference/current/search-facets-terms-stats-facet.html
The value computed can also be a script, using the value_script instead of value_field, in which case the lang can control its language, and params allow to provide custom parameters (as in other scripted components). On Sun, Apr 13, 2014 at 2:51 PM, CC <[email protected]> wrote: > Thank you very much for your reply. I tried using script fields, like > this: > > "query":{ > "match_all": {} > }, > "script_fields":{ > "test1":{ > "script": "_source.title.length()"} > } > } > > but what I get back from ES are only counts for the top 10 docs. How can > I get values like max length, min length and average length for my title > field? Thank you! > > On Saturday, April 12, 2014 2:50:04 PM UTC+2, vineeth mohan wrote: > >> Hello Cristina , >> >> This is not possible using stat facet. It expect the field to be a number >> and it calculates max/min etc based on its different values. >> >> A way to do this would be to add a new field while indexing which would >> be the length of the title. >> Then performing stats over it might work. >> >> There might be other solutions based on scripting , but i need to explore >> ... >> >> Thanks >> Vineeth >> >> >> On Sat, Apr 12, 2014 at 3:25 PM, Cristina Garbacea <[email protected] >> > wrote: >> >>> I would like to retrieve statistical data about a string field like the >>> min, max and average length (by counting the number of characters inside >>> the string). I am using CURL to do this and I have what I have tried so far >>> >>> "query":{ >>> "match_all": {} >>> }, >>> "facets":{ >>> "stats":{ >>> "statistical":{ >>> "field":"title"} >>> } >>> } >>> >>> returns me exception because the facet expects a number field. How can I >>> achieve my goal? Thanks! >>> >>> -- >>> You received this message because you are subscribed to the Google >>> Groups "elasticsearch" group. >>> To unsubscribe from this group and stop receiving emails from it, send >>> an email to [email protected]. >>> >>> To view this discussion on the web visit https://groups.google.com/d/ >>> msgid/elasticsearch/3c1a08f2-e467-47c3-a667-43837ac9b352% >>> 40googlegroups.com<https://groups.google.com/d/msgid/elasticsearch/3c1a08f2-e467-47c3-a667-43837ac9b352%40googlegroups.com?utm_medium=email&utm_source=footer> >>> . >>> For more options, visit https://groups.google.com/d/optout. >>> >> >> -- > You received this message because you are subscribed to the Google Groups > "elasticsearch" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To view this discussion on the web visit > https://groups.google.com/d/msgid/elasticsearch/8bd3444c-5095-463c-adb9-60ea2eb42e57%40googlegroups.com<https://groups.google.com/d/msgid/elasticsearch/8bd3444c-5095-463c-adb9-60ea2eb42e57%40googlegroups.com?utm_medium=email&utm_source=footer> > . > > For more options, visit https://groups.google.com/d/optout. > -- You received this message because you are subscribed to the Google Groups "elasticsearch" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/elasticsearch/CAGdPd5%3D-49cUg-nU9eyR6hkPd%2BisgR915hcH2ZuhtOC7Nm72JA%40mail.gmail.com. For more options, visit https://groups.google.com/d/optout.
