duckdb (version 0.2.4)

duckdb_register: Register a data frame as a virtual table

Description

duckdb_register() registers a data frame as a virtual table (view) in a DuckDB connection. No data is copied.

Usage

duckdb_register(conn, name, df)
duckdb_unregister(conn, name)

Arguments

conn

A DuckDB connection, created by dbConnect().

name

The name for the virtual table that is registered or unregistered

df

A data.frame with the data for the virtual table

Value

These functions are called for their side effect.

Details

duckdb_unregister() unregisters a previously registered data frame.

Examples

# NOT RUN {
con <- dbConnect(duckdb())

data <- data.frame(a = 1:3, b = letters[1:3])

duckdb_register(con, "data", data)
dbReadTable(con, "data")

duckdb_unregister(con, "data")
try(dbReadTable(con, "data"))

dbDisconnect(con)
# }