URL pointing to the sample metadata file, which is smaller and for test, demonstration, and vignette purposes only

Usage

SAMPLE_DATABASE_URL

Format

An object of class character of length 2.

Source

Mangiola et al.,2023

Value

Character scalar consisting of the URL/URLs

References

Mangiola, S., M. Milton, N. Ranathunga, C. S. N. Li-Wai-Suen, A. Odainic, E. Yang, W. Hutchison et al. "A multi-organ map of the human immune system across age, sex and ethnicity." bioRxiv (2023): 2023-06. doi:10.1101/2023.06.08.542671.

Examples

get_metadata(cloud_metadata = SAMPLE_DATABASE_URL["cellnexus"], cache_directory = tempdir())
#> ℹ Downloading 1 file, totalling 0 GB
#> ℹ Downloading https://object-store.rc.nectar.org.au/v1/AUTH_06d6e008e3e642da99d806ba3ea629c5/cellNexus-metadata/cellnexus_sample_metadata.2.2.1.parquet to /tmp/RtmphowDEf/cellnexus_sample_metadata.2.2.1.parquet
#> # Source:   SQL [?? x 58]
#> # Database: DuckDB 1.5.2 [unknown@Linux 6.17.0-1010-azure:R 4.6.0/:memory:]
#>    cell_id observation_joinid dataset_id         sample_id sample_ experiment___
#>      <dbl> <chr>              <chr>              <chr>     <chr>   <chr>        
#>  1      14 qxl7HJjL$L         842c6f5d-4a94-4ee… 1119f482… 1119f4… ""           
#>  2      15 TjgA2vJ1;{         842c6f5d-4a94-4ee… 1119f482… 1119f4… ""           
#>  3      16 j}0<Y>a#X~         842c6f5d-4a94-4ee… 1119f482… 1119f4… ""           
#>  4      17 QRMCN*8*|#         842c6f5d-4a94-4ee… 1119f482… 1119f4… ""           
#>  5      18 h22!#$}SJ*         842c6f5d-4a94-4ee… 1119f482… 1119f4… ""           
#>  6      19 lNmuO5xs~3         842c6f5d-4a94-4ee… 1119f482… 1119f4… ""           
#>  7      20 6Eu5c&aEH;         842c6f5d-4a94-4ee… 1119f482… 1119f4… ""           
#>  8       5 N>_|{;6_6N         842c6f5d-4a94-4ee… 1f755b9b… 1f755b… ""           
#>  9       2 $jvBt8wHSK         842c6f5d-4a94-4ee… 1f755b9b… 1f755b… ""           
#> 10       3 5jp7Uu{#@#         842c6f5d-4a94-4ee… 1f755b9b… 1f755b… ""           
#> # ℹ more rows
#> # ℹ 52 more variables: run_from_cell_id <chr>, sample_heuristic <chr>,
#> #   age_days <int>, tissue_groups <chr>, nFeature_expressed_in_sample <int>,
#> #   nCount_RNA <dbl>, empty_droplet <lgl>, cell_type_unified_ensemble <chr>,
#> #   is_immune <lgl>, subsets_Mito_percent <int>, subsets_Ribo_percent <int>,
#> #   high_mitochondrion <lgl>, high_ribosome <lgl>, scDblFinder.class <chr>,
#> #   sample_chunk <int>, cell_chunk <int>, sample_pseudobulk_chunk <int>, …