Method explain

src/org/apache/pig/PigServer.java:1135–1138

Provide information on how a pig query will be executed. For now this information is very developer focussed, and probably not very useful to the average user. @param alias Name of alias to explain. @param stream PrintStream to write explanation to. @throws IOException if the requested alias cannot

(String alias,
                        PrintStream stream)

     * @throws IOException if the requested alias cannot be found.
     */
    public void explain(String alias,
                        PrintStream stream) throws IOException {
        explain(alias, "text", true, false, stream, stream, null, null);
    }

    /**
     * Provide information on how a pig query will be executed.