# Adding more ports to R node

**URL:** <https://forum.knime.com/t/adding-more-ports-to-r-node/41251>\
**Category:** KNIME Analytics Platform\
**Tags:** r\
**Created:** [April 1, 2022, 5:33pm UTC](https://forum.knime.com/t/adding-more-ports-to-r-node/41251 "2022-04-01T17:33:22Z")\
**Posts on this page:** 1\
**Showing post:** 3

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**Author:** ![mlauber71](https://forum-cdn.knime.com/user_avatar/forum.knime.com/mlauber71/32/73590_2.png) [@mlauber71](https://forum.knime.com/u/mlauber71)\
**Post date:** [April 1, 2022, 7:48pm UTC](https://forum.knime.com/t/adding-more-ports-to-r-node/41251/3 "2022-04-01T19:48:06Z")

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@thentangler you could add another table to R with this node ([example here](https://kni.me/w/119aEydIH0oCdht8))

> **[Add Table To R](https://hub.knime.com/knime/extensions/org.knime.features.r/latest/org.knime.r.AddTableToRNodeFactory)**
>
> The data table from the input port is imported into the R workspace as variable knime.in ; existing variables are overwritten in case of a conflict. The node o…

Or you could save data in a parquet file or SQLite database and use that in the R node (and also bring data back to knime)

> **[use R library(arrow) to read parquet file into KNIME – mlauber71](https://hub.knime.com/mlauber71/spaces/Public/latest/kn_example_r_read_parquet_file~nPkfx67QCYF85o2J)**
>
> use R library(arrow) to read parquet file into KNIME Export the data to SQLite, ARFF and again to another Parquet file. Also: split a larger file into multiple…

> **[Create a SQLite table with R (and manipulate data) – mlauber71](https://hub.knime.com/mlauber71/spaces/Public/latest/kn_example_r_sqlite_multiple_tables_40~Xi8K0l3rU1FLttv3)**
>
> Create a SQLite table with R (and manipulate data) You can do all the stuff you want in R and then put the results into SQLite by either creating new data sets…

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