How to write back wrangling result to DB (like Amazon Redshift)
Write Custom R Script for write back function
writebackToRedshift <- function(df){
# get connection
requireNamespace("DBI")
requireNamespace("RPostgreSQL")
drv <- DBI::dbDriver("PostgreSQL")
conn <- RPostgreSQL::dbConnect(drv, dbname="test", user = "myuser",
password = "mypassword", host = "myhost", port = 5432)
DBI::dbWriteTable(conn, "writeback_test", df)
DBI::dbDisconnect(conn)
# Make sure to return df at the end.
df
}
Call custom R Script from a Command
If you want to stop write back.
Select menu on the write back step and select Disable Step menu.
