Cache a Spark Table
tbl_cache
Description
Force a Spark table with name name to be loaded into memory. Operations on cached tables should normally (although not always) be more performant than the same operation performed on an uncached table.
Usage
tbl_cache(sc, name, force = TRUE)Arguments
| Arguments | Description |
|---|---|
| sc | A spark_connection. |
| name | The table name. |
| force | Force the data to be loaded into memory? This is accomplished by calling the count API on the associated Spark DataFrame. |