| solr_stats {solrium} | R Documentation |
Returns only stat items
solr_stats(conn, name = NULL, params = list(q = "*:*", stats.field = NULL, stats.facet = NULL), body = NULL, callopts = list(), raw = FALSE, parsetype = "df", ...)
conn |
A solrium connection object, see SolrClient |
name |
Name of a collection or core. Or leave as |
params |
(list) a named list of parameters, results in a GET reqeust as long as no body parameters given |
body |
(list) a named list of parameters, if given a POST request will be performed |
callopts |
Call options passed on to [crul::HttpClient] |
raw |
(logical) If TRUE, returns raw data in format specified by wt param |
parsetype |
(character) One of 'list' or 'df' |
... |
Further args to be combined into query |
XML, JSON, a list, or data.frame
q Query terms, defaults to '*:*', or everything.
stats.field The number of similar documents to return for each result.
stats.facet You can not facet on multi-valued fields.
wt (character) Data type returned, defaults to 'json'. One of json
or xml. If json, uses fromJSON to parse. If xml,
uses xmlParse to parse. csv is only supported in
solr_search and solr_all.
start Record to start at, default to beginning.
rows Number of records to return. Defaults to 10.
key API key, if needed.
See http://wiki.apache.org/solr/StatsComponent for more information on Solr stats.
solr_highlight(), solr_facet(), solr_search(), solr_mlt()
## Not run:
# connect
(cli <- SolrClient$new(host = "api.plos.org", path = "search", port = NULL))
# get stats
solr_stats(cli, params = list(q='science', stats.field='counter_total_all'),
raw=TRUE)
solr_stats(cli, params = list(q='title:"ecology" AND body:"cell"',
stats.field=c('counter_total_all','alm_twitterCount')))
solr_stats(cli, params = list(q='ecology',
stats.field=c('counter_total_all','alm_twitterCount'),
stats.facet='journal'))
solr_stats(cli, params = list(q='ecology',
stats.field=c('counter_total_all','alm_twitterCount'),
stats.facet=c('journal','volume')))
# Get raw data, then parse later if you feel like it
## json
out <- solr_stats(cli, params = list(q='ecology',
stats.field=c('counter_total_all','alm_twitterCount'),
stats.facet=c('journal','volume')), raw=TRUE)
library("jsonlite")
jsonlite::fromJSON(out)
solr_parse(out) # list
solr_parse(out, 'df') # data.frame
## xml
out <- solr_stats(cli, params = list(q='ecology',
stats.field=c('counter_total_all','alm_twitterCount'),
stats.facet=c('journal','volume'), wt="xml"), raw=TRUE)
library("xml2")
xml2::read_xml(unclass(out))
solr_parse(out) # list
solr_parse(out, 'df') # data.frame
# Get verbose http call information
solr_stats(cli, params = list(q='ecology', stats.field='alm_twitterCount'),
callopts=list(verbose=TRUE))
## End(Not run)