Return the number of ids

Return the number of ids in a user's restez database.

Usage

count_db_ids(db = "nucleotide")

Arguments

db

character, database name

Value

integer

Details

Requires an open connection. If no connection or db 0 is returned.

See also

Other database: db_create(), db_delete(), db_download(), demo_db_create(), is_in_db(), list_db_ids()

Examples

library(restez)
restez_path_set(filepath = tempdir())
#> ... Creating '/tmp/RtmpWQaZTT/restez'
#> ... Creating '/tmp/RtmpWQaZTT/restez/downloads'
demo_db_create(n = 5)
#> duckdb keeps downloaded extensions and secrets in a temporary directory:
#> ℹ /tmp/RtmpWQaZTT/duckdb
#> This is removed when the R session ends.
#> • Extensions are re-downloaded each session.
#> • Secrets are lost.
#> ℹ Run duckdb(shared_home = TRUE) (or create ~/.duckdb) to keep them (suitable for most users).
#> ℹ Run duckdb(shared_home = FALSE) to accept the temporary directory (and silence this message).
#> ℹ See ?duckdb_storage for details and alternatives.
(count_db_ids())
#> duckdb keeps downloaded extensions and secrets in a temporary directory:
#> ℹ /tmp/RtmpWQaZTT/duckdb
#> This is removed when the R session ends.
#> • Extensions are re-downloaded each session.
#> • Secrets are lost.
#> ℹ Run duckdb(shared_home = TRUE) (or create ~/.duckdb) to keep them (suitable for most users).
#> ℹ Run duckdb(shared_home = FALSE) to accept the temporary directory (and silence this message).
#> ℹ See ?duckdb_storage for details and alternatives.
#> [1] 5

# delete demo after example
db_delete(everything = TRUE)