quis.getEngine: Get an engine instance.

In javadch/rquis: R Interface to the QUIS Language for Unified Data Processing

Description

quis.getEngine instantiates a new query execution engine, so that a user can submit queries to and ask for execution.

Usage

quis.getEngine()

Details

The function uses Java Development Kit (JDK) 8 or upper. Having the Java Runtime Engine (JRE) is not enough. Also the package needs an environment variable named JAVA_HOME that points to the root folder of the JDK For more information consult the ReadMe file in the package root folder.

Value

An instance of the query execution engine is returned so that it is possible for the following functions to interact with the engine. It is possible to have more than one engine instances in a single R script and use them for different processing porpuses.

Examples

engine <- quis.getEngine()

## Not run: 
engine <- quis.getEngine()

## End(Not run)

javadch/rquis documentation built on May 18, 2019, 5:56 p.m.