R: Lazily project a DuckDB relation object

rel_project {duckdb} | R Documentation

## Lazily project a DuckDB relation object

### Description

Lazily project a DuckDB relation object

### Usage

    rel_project(rel, exprs)

### Arguments

`rel` | the DuckDB relation object
`exprs` | a list of DuckDB expressions to project

### Value

the now projected `duckdb_relation` object

### Examples

    con <- DBI::dbConnect(duckdb())
    rel <- rel_from_df(con, mtcars)
    rel2 <- rel_project(rel, list(expr_reference("cyl"), expr_reference("disp")))

[Package duckdb version 0.4.0 Index]