rdryad (version 0.3.0)

d_solr_search: Search the Dryad Solr endpoint.

Description

Search the Dryad Solr endpoint.

Usage

d_solr_search(..., proxy = NULL, callopts = list())
d_solr_facet(..., proxy = NULL, callopts = list())
d_solr_group(..., proxy = NULL, callopts = list())
d_solr_highlight(..., proxy = NULL, callopts = list())
d_solr_mlt(..., proxy = NULL, callopts = list())
d_solr_stats(..., proxy = NULL, callopts = list())

Arguments

...

Solr parameters passed on to the respective solrium package function.

proxy

List of arguments for a proxy connection, including one or more of: url, port, username, password, and auth. See use_proxy for help, which is used to construct the proxy connection.

callopts

Further args passed on to GET

Details

See the solrium package documentation for available parameters. For each of d_solr_search, d_solr_facet, d_solr_stats, and d_solr_mlt, d_solr_group, and d_solr_highlight see the equivalently named function in solrium.

Examples

# NOT RUN {
# Basic search
d_solr_search(q="Galliard")

# Basic search, restricting to certain fields
d_solr_search(q="Galliard", fl='handle,dc.title_sort')

# Search all text for a string, but limits results to two specified fields:
d_solr_search(q="dwc.ScientificName:drosophila", fl='handle,dc.title_sort')

# Dryad data based on an article DOI:
d_solr_search(q="dc.relation.isreferencedby:10.1038/nature04863",
   fl="dc.identifier,dc.title_ac")

# All terms in the dc.subject facet, along with their frequencies:
d_solr_facet(q="location:l2", facet.field="dc.subject_filter", facet.minCount=1,
   facet.limit=10)

# Article DOIs associated with all data published in Dryad over the past 90 days:
d_solr_search(q="dc.date.available_dt:[NOW-90DAY/DAY TO NOW]",
   fl="dc.relation.isreferencedby", rows=10)

# Data DOIs published in Dryad during January 2011, with results returned in JSON format:
query <- "location:l2 dc.date.available_dt:[2011-01-01T00:00:00Z TO 2011-01-31T23:59:59Z]"
d_solr_search(q=query, fl="dc.identifier", rows=10)

# Highlight
d_solr_highlight(q="bird", hl.fl="dc.description")

# More like this
d_solr_mlt(q="bird", mlt.count=10, mlt.fl='dc.title_sort', fl='handle,dc.title_sort')

# Stats
d_solr_stats(q="*:*", stats.field="dc.date.accessioned.year")
# }