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SampleCode4x_CONNECT_DropKeyspace.java
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SampleCode4x_CONNECT_DropKeyspace.java
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package com.datastax.samples;
import java.net.InetSocketAddress;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import com.datastax.oss.driver.api.core.CqlSession;
import com.datastax.oss.driver.api.querybuilder.SchemaBuilder;
/**
* Sample code to create tables, types and objects in a keyspace.
*
* Pre-requisites:
* - Cassandra running locally (127.0.0.1, port 9042)
* - Keyspace killrvideo created {@link SampleCode4x_CONNECT_CreateKeyspace}
*
* @author Cedrick LUNVEN (@clunven)
*/
public class SampleCode4x_CONNECT_DropKeyspace implements ExampleSchema {
/** Logger for the class. */
private static Logger LOGGER = LoggerFactory.getLogger(SampleCode4x_CONNECT_DropKeyspace.class);
/** StandAlone (vs JUNIT) to help you running. */
public static void main(String[] args) {
try (CqlSession cqlSession = CqlSession.builder()
.addContactPoint(new InetSocketAddress("127.0.0.1", 9042))
.withLocalDatacenter("datacenter1")
.build()) {
cqlSession.execute(SchemaBuilder.dropKeyspace(KEYSPACE_NAME).ifExists().build());
LOGGER.info("+ Keyspace '{}' has been dropped (if needed).", KEYSPACE_NAME);
}
LOGGER.info("[OK] Success");
System.exit(0);
}
}