show_query() summarises the constructed query that has been passed to it by printing details about the query in a human readable format.

See dplyr::show_query for details.

# S3 method for vicmap_promise
show_query(x, ...)

Arguments

x

Object of class vicmap_promise (likely passed from vicmap_query())

...

Other parameters possibly used by generic

Value

object of class vicmap_promise (invisible: query printed to console), which is a 'promise' of the data that can be returned if collect() is used

Details

The printed information consists of three sections:

  • base url The base url of the query, this can be changed with options(vicmap.base_url = another_url)

  • body Lists the parameters of the WFS query, these can be modified through various functions such as vicmap_query(), filter(), select() and head()

  • full query url The constructed url of the final query to be collected

Methods (by class)

  • vicmap_promise: show_query.vicmap_promise

Examples

# \donttest{
try(
vicmap_query(layer = "open-data-platform:hy_watercourse") %>%
head(50) %>%
show_query()
)
#> <base url>
#> https://opendata.maps.vic.gov.au/geoserver/ows
#> 
#> <body>
#> service: wfs 
#> version: 2.0.0 
#> request: GetFeature 
#> typeNames: open-data-platform:hy_watercourse 
#> outputFormat: application/json 
#> count: 50 
#> srsName: EPSG:4283 
#> 
#> <full query url>
#> https://opendata.maps.vic.gov.au/geoserver/ows?service=wfs&version=2.0.0&request=GetFeature&typeNames=open-data-platform%3Ahy_watercourse&outputFormat=application%2Fjson&count=50&srsName=EPSG%3A4283
# }