solr (version 0.1.6)

solr_stats: Get Solr stats.

Description

Get Solr stats.

Usage

solr_stats(q = "*:*", stats.field = NULL, stats.facet = NULL, wt = "json", start = 0, rows = 0, key = NULL, base = NULL, callopts = list(), raw = FALSE, parsetype = "df", verbose = TRUE)

Arguments

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

Data type returned, defaults to 'json'

start

Record to start at, default to beginning.

rows

Number of records to return. Defaults to 10.

key

API key, if needed.

base

URL endpoint.

callopts

Call options passed on to httr::GET

raw

(logical) If TRUE, returns raw data in format specified by wt param

parsetype

(character) One of 'list' or 'df'

verbose

If TRUE (default) the url call used printed to console.

Value

XML, JSON, a list, or data.frame

References

See http://wiki.apache.org/solr/StatsComponent for more information on Solr stats.

See Also

solr_highlight, solr_facet, solr_search, solr_mlt

Examples

## Not run: 
# url <- 'http://api.plos.org/search'
# solr_stats(q='science', stats.field='counter_total_all', base=url, raw=TRUE)
# solr_stats(q='title:"ecology" AND body:"cell"',
#    stats.field=c('counter_total_all','alm_twitterCount'), base=url)
# solr_stats(q='ecology', stats.field=c('counter_total_all','alm_twitterCount'),
#    stats.facet='journal', base=url)
# solr_stats(q='ecology', stats.field=c('counter_total_all','alm_twitterCount'),
#    stats.facet=c('journal','volume'), base=url)
# 
# # Get raw data, then parse later if you feel like it
# ## json
# out <- solr_stats(q='ecology', stats.field=c('counter_total_all','alm_twitterCount'),
#    stats.facet=c('journal','volume'), base=url, raw=TRUE)
# library(rjson)
# fromJSON(out)
# solr_parse(out) # list
# solr_parse(out, 'df') # data.frame
# 
# ## xml
# out <- solr_stats(q='ecology', stats.field=c('counter_total_all','alm_twitterCount'),
#    stats.facet=c('journal','volume'), base=url, raw=TRUE, wt="xml")
# library(XML)
# xmlParse(out)
# solr_parse(out) # list
# solr_parse(out, 'df') # data.frame
# 
# # Get verbose http call information
# library(httr)
# solr_stats(q='ecology', stats.field='alm_twitterCount', base=url,
#    callopts=verbose())
# ## End(Not run)