Description Arguments Details Examples
This method is used to retrieve datasets from a portal.
nrows |
an integer, indicates the number of records to fetch (defaults to NULL, i.e. all matching records are fetched) |
refine |
a named list |
exclude |
a named list |
sort |
a character |
q |
a character, used to do full-text search |
lang |
a character, the language used in the |
theme |
a character, one of the themes of the portal |
refine
and exclude
, if set, must be named lists where the names are the
facets to use and the values of the list, the values to pick or exclude.
sort
takes a character in the sortables
element of the portal object and sorts
the results according to its value. Add a -
in front in order to sort in descending
order (e.g. sort = "-commune"
).
q
is used to perform a full text-search in all elements of the dataset. To search for all
datasets containing the word "Paris", use q = "Paris"
. See
here for more information.
lang
can be set to use language-specific functions on the elements passed to the q
parameter but is not implemented yet.
theme
can be set to filter only datasets with a specific theme.
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