Get the names and data types of the indexed fields in an index

For a given Elasticsearch index, return the mapping from field name to data type for all indexed fields.

get_fields(es_host, es_indices = "_all")

Arguments

es_host	A string identifying an Elasticsearch host. This should be of the form [transfer_protocol][hostname]:[port]. For example, 'http://myindex.thing.com:9200'.
es_indices	A character vector that contains the names of indices for which to get mappings. Default is '_all', which means get the mapping for all indices. Names of indices can be treated as regular expressions.

Value

A data.table containing four columns: index, type, field, and data_type

Examples

if (FALSE) {
# get the mapping for all indexed fields in the ticket_sales and customers indices
mappingDT <- get_fields(es_host = "http://es.custdb.mycompany.com:9200"
                              , es_indices = c("ticket_sales", "customers"))
}