scfetch (version 0.5.0)

StatDBAttribute: Stat Database Attributes.

Description

Stat Database Attributes.

Usage

StatDBAttribute(
  df,
  filter,
  database = c("PanglaoDB", "UCSC", "CELLxGENE", "HCA")
)

Value

List of attributes information, including attribute, value and number.

Arguments

df

All metadata, can be PanglaoDBMeta and obtained with ShowCBDatasets, ShowCELLxGENEDatasets, and ShowHCAProjects.

filter

Vector of attributes.

database

Database name, choose from "PanglaoDB", "UCSC", "CELLxGENE", "HCA". Default: "PanglaoDB".

Examples

if (FALSE) {
# PanglaoDB
StatDBAttribute(df = PanglaoDBMeta, filter = c("species", "protocol"), database = "PanglaoDB")
# UCSC Cell Browser, need users to provide the json folder
ucsc.cb.samples <- ShowCBDatasets(lazy = TRUE, json.folder = NULL, update = FALSE)
StatDBAttribute(df = ucsc.cb.samples, filter = c("organism", "organ"), database = "UCSC")
# CELLxGENE
all.cellxgene.datasets <- ShowCELLxGENEDatasets()
StatDBAttribute(
  df = all.cellxgene.datasets, filter = c("organism", "sex"),
  database = "CELLxGENE"
)
# HCA
all.hca.projects <- ShowHCAProjects()
StatDBAttribute(df = all.hca.projects, filter = c("organism", "sex"), database = "HCA")
}