Select a subset of tables in a cdm reference object — cdm_select_tbl • CDMConnector

This function uses syntax similar to dplyr::select and can be used to subset a cdm reference object to a specific tables

Usage

cdm_select_tbl(cdm, ...)

Arguments

cdm: A cdm reference object created by cdm_from_con
...: One or more table names of the tables of the cdm object. tidyselect is supported, see dplyr::select() for details on the semantics.

Value

A cdm reference object containing the selected tables

Examples

if (FALSE) {
con <- DBI::dbConnect(duckdb::duckdb(), dbdir = eunomia_dir())

cdm <- cdm_from_con(con, "main")

cdm_select_tbl(cdm, person)
cdm_select_tbl(cdm, person, observation_period)
cdm_select_tbl(cdm, tbl_group("vocab"))
cdm_select_tbl(cdm, "person")

DBI::dbDisconnect(con)
}