See utils::head for details.
# S3 method for vicmap_promise
head(x, n = 5, ...)object of class vicmap_promise (likely passed from vicmap_query())
integer; number of rows to return
Other parameters possibly used by generic
Object of class vicmap_promise, which is a 'promise' of the data that can be returned if collect() is used
vicmap_promise: head.vicmap_promise
# \donttest{
try(
vicmap_query(layer = "open-data-platform:hy_watercourse") %>%
head(50)
)
#> • Using collect() on this object will return 1835052
#> • features and 21 fields
#> • At most six rows of the record are printed here
#> ────────────────────────────────────────────────────────────────────────────────
#> Simple feature collection with 6 features and 20 fields
#> Geometry type: LINESTRING
#> Dimension: XY
#> Bounding box: xmin: 146.3073 ymin: -38.9966 xmax: 146.3657 ymax: -38.9847
#> Geodetic CRS: GDA94
#> # A tibble: 6 × 21
#> id ufi pfi feature_type_code name named_feature_id origin
#> <chr> <int> <int> <chr> <chr> <chr> <chr>
#> 1 hy_watercourse.1 3.63e6 9.63e6 watercourse_stre… NA NA 1
#> 2 hy_watercourse.2 3.63e6 9.63e6 watercourse_stre… NA NA 1
#> 3 hy_watercourse.3 3.63e6 9.63e6 watercourse_stre… NA NA 1
#> 4 hy_watercourse.4 3.63e6 9.63e6 watercourse_stre… NA NA 1
#> 5 hy_watercourse.5 3.63e6 9.63e6 watercourse_stre… NA NA 1
#> 6 hy_watercourse.6 3.63e6 9.63e6 watercourse_stre… NA NA 1
#> # ℹ 14 more variables: construction <chr>, usage <chr>, hierarchy <chr>,
#> # auth_org_code <chr>, auth_org_id <chr>, auth_org_verified <chr>,
#> # feature_quality_id <int>, task_id <chr>, create_date_pfi <dttm>,
#> # superceded_pfi <chr>, feature_ufi <int>, feature_create_date_ufi <dttm>,
#> # create_date_ufi <dttm>, geometry <LINESTRING [°]>
# }