test/unit/org/apache/cassandra/cql3/ViewTimesTest.java - cassandra - Git at Google

 /*
  * Licensed to the Apache Software Foundation (ASF) under one
  * or more contributor license agreements.  See the NOTICE file
  * distributed with this work for additional information
  * regarding copyright ownership.  The ASF licenses this file
  * to you under the Apache License, Version 2.0 (the
  * "License"); you may not use this file except in compliance
  * with the License.  You may obtain a copy of the License at
  *
  *     http://www.apache.org/licenses/LICENSE-2.0
  *
  * Unless required by applicable law or agreed to in writing, software
  * distributed under the License is distributed on an "AS IS" BASIS,
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */

 package org.apache.cassandra.cql3;

 import java.util.List;
 import java.util.concurrent.TimeUnit;

 import org.junit.Assert;
 import org.junit.Test;

 import com.datastax.driver.core.ResultSet;
 import com.datastax.driver.core.Row;
 import org.apache.cassandra.Util;
 import org.apache.cassandra.db.Keyspace;
 import org.apache.cassandra.exceptions.InvalidRequestException;
 import org.assertj.core.api.Assertions;

 import static org.junit.Assert.assertEquals;
 import static org.junit.Assert.fail;

 /*
  * This test class was too large and used to timeout CASSANDRA-16777. We're splitting it into:
  * - ViewTest
  * - ViewPKTest
  * - ViewRangesTest
  * - ViewTimesTest
  */
 public class ViewTimesTest extends ViewAbstractTest
 {
     @Test
     public void testRegularColumnTimestampUpdates() throws Throwable
     {
         // Regression test for CASSANDRA-10910

         createTable("CREATE TABLE %s (" +
                     "k int PRIMARY KEY, " +
                     "c int, " +
                     "val int)");

         createView("CREATE MATERIALIZED VIEW %s AS SELECT * FROM %s " +
                    "WHERE k IS NOT NULL AND c IS NOT NULL " +
                    "PRIMARY KEY (k,c)");

         updateView("UPDATE %s SET c = ?, val = ? WHERE k = ?", 0, 0, 0);
         updateView("UPDATE %s SET val = ? WHERE k = ?", 1, 0);
         updateView("UPDATE %s SET c = ? WHERE k = ?", 1, 0);
         assertRows(executeView("SELECT c, k, val FROM %s"), row(1, 0, 1));

         updateView("TRUNCATE %s");

         updateView("UPDATE %s USING TIMESTAMP 1 SET c = ?, val = ? WHERE k = ?", 0, 0, 0);
         updateView("UPDATE %s USING TIMESTAMP 3 SET c = ? WHERE k = ?", 1, 0);
         updateView("UPDATE %s USING TIMESTAMP 2 SET val = ? WHERE k = ?", 1, 0);
         updateView("UPDATE %s USING TIMESTAMP 4 SET c = ? WHERE k = ?", 2, 0);
         updateView("UPDATE %s USING TIMESTAMP 3 SET val = ? WHERE k = ?", 2, 0);

         assertRows(executeView("SELECT c, k, val FROM %s"), row(2, 0, 2));
         assertRows(executeView("SELECT c, k, val FROM %s limit 1"), row(2, 0, 2));
     }

     @Test
     public void complexTimestampUpdateTestWithFlush() throws Throwable
     {
         complexTimestampUpdateTest(true);
     }

     @Test
     public void complexTimestampUpdateTestWithoutFlush() throws Throwable
     {
         complexTimestampUpdateTest(false);
     }

     public void complexTimestampUpdateTest(boolean flush) throws Throwable
     {
         createTable("CREATE TABLE %s (a int, b int, c int, d int, e int, PRIMARY KEY (a, b))");

         Keyspace ks = Keyspace.open(keyspace());

         createView("CREATE MATERIALIZED VIEW %s AS SELECT * FROM %s " +
                    "WHERE a IS NOT NULL AND b IS NOT NULL AND c IS NOT NULL " +
                    "PRIMARY KEY (c, a, b)");
         ks.getColumnFamilyStore(currentView()).disableAutoCompaction();

         //Set initial values TS=0, leaving e null and verify view
         executeNet("INSERT INTO %s (a, b, c, d) VALUES (0, 0, 1, 0) USING TIMESTAMP 0");
         assertRows(executeView("SELECT d from %s WHERE c = ? and a = ? and b = ?", 1, 0, 0), row(0));

         //update c's timestamp TS=2
         executeNet("UPDATE %s USING TIMESTAMP 2 SET c = ? WHERE a = ? and b = ? ", 1, 0, 0);
         assertRows(executeView("SELECT d from %s WHERE c = ? and a = ? and b = ?", 1, 0, 0), row(0));

         if (flush)
             Util.flush(ks);

         // change c's value and TS=3, tombstones c=1 and adds c=0 record
         executeNet("UPDATE %s USING TIMESTAMP 3 SET c = ? WHERE a = ? and b = ? ", 0, 0, 0);
         if (flush)
             Util.flush(ks);
         assertRows(executeView("SELECT d from %s WHERE c = ? and a = ? and b = ?", 1, 0, 0));

         if(flush)
         {
             ks.getColumnFamilyStore(currentView()).forceMajorCompaction();
             Util.flush(ks);
         }


         //change c's value back to 1 with TS=4, check we can see d
         executeNet("UPDATE %s USING TIMESTAMP 4 SET c = ? WHERE a = ? and b = ? ", 1, 0, 0);
         if (flush)
         {
             ks.getColumnFamilyStore(currentView()).forceMajorCompaction();
             Util.flush(ks);
         }

         assertRows(executeView("SELECT d,e from %s WHERE c = ? and a = ? and b = ?", 1, 0, 0), row(0, null));

         //Add e value @ TS=1
         executeNet("UPDATE %s USING TIMESTAMP 1 SET e = ? WHERE a = ? and b = ? ", 1, 0, 0);
         assertRows(executeView("SELECT d,e from %s WHERE c = ? and a = ? and b = ?", 1, 0, 0), row(0, 1));

         if (flush)
             Util.flush(ks);


         //Change d value @ TS=2
         executeNet("UPDATE %s USING TIMESTAMP 2 SET d = ? WHERE a = ? and b = ? ", 2, 0, 0);
         assertRows(executeView("SELECT d from %s WHERE c = ? and a = ? and b = ?", 1, 0, 0), row(2));

         if (flush)
             Util.flush(ks);

         //Change d value @ TS=3
         executeNet("UPDATE %s USING TIMESTAMP 3 SET d = ? WHERE a = ? and b = ? ", 1, 0, 0);
         assertRows(executeView("SELECT d from %s WHERE c = ? and a = ? and b = ?", 1, 0, 0), row(1));


         //Tombstone c
         executeNet("DELETE FROM %s WHERE a = ? and b = ?", 0, 0);
         assertRows(executeView("SELECT d from %s"));

         //Add back without D
         executeNet("INSERT INTO %s (a, b, c) VALUES (0, 0, 1)");

         //Make sure D doesn't pop back in.
         assertRows(executeView("SELECT d from %s WHERE c = ? and a = ? and b = ?", 1, 0, 0), row((Object) null));


         //New partition
         // insert a row with timestamp 0
         executeNet("INSERT INTO %s (a, b, c, d, e) VALUES (?, ?, ?, ?, ?) USING TIMESTAMP 0", 1, 0, 0, 0, 0);

         // overwrite pk and e with timestamp 1, but don't overwrite d
         executeNet("INSERT INTO %s (a, b, c, e) VALUES (?, ?, ?, ?) USING TIMESTAMP 1", 1, 0, 0, 0);

         // delete with timestamp 0 (which should only delete d)
         executeNet("DELETE FROM %s USING TIMESTAMP 0 WHERE a = ? AND b = ?", 1, 0);
         assertRows(executeView("SELECT a, b, c, d, e from %s WHERE c = ? and a = ? and b = ?", 0, 1, 0),
                    row(1, 0, 0, null, 0));

         executeNet("UPDATE %s USING TIMESTAMP 2 SET c = ? WHERE a = ? AND b = ?", 1, 1, 0);
         executeNet("UPDATE %s USING TIMESTAMP 3 SET c = ? WHERE a = ? AND b = ?", 0, 1, 0);
         assertRows(executeView("SELECT a, b, c, d, e from %s WHERE c = ? and a = ? and b = ?", 0, 1, 0),
                    row(1, 0, 0, null, 0));

         executeNet("UPDATE %s USING TIMESTAMP 3 SET d = ? WHERE a = ? AND b = ?", 0, 1, 0);
         assertRows(executeView("SELECT a, b, c, d, e from %s WHERE c = ? and a = ? and b = ?", 0, 1, 0),
                    row(1, 0, 0, 0, 0));
     }

     @Test
     public void ttlTest() throws Throwable
     {
         createTable("CREATE TABLE %s (" +
                     "a int," +
                     "b int," +
                     "c int," +
                     "d int," +
                     "PRIMARY KEY (a, b))");

         executeNet("USE " + keyspace());

         createView("CREATE MATERIALIZED VIEW %s AS SELECT * FROM %s WHERE c IS NOT NULL AND a IS NOT NULL AND b IS NOT NULL PRIMARY KEY (c, a, b)");

         updateView("INSERT INTO %s (a, b, c, d) VALUES (?, ?, ?, ?) USING TTL 3", 1, 1, 1, 1);

         Thread.sleep(TimeUnit.SECONDS.toMillis(1));
         updateView("INSERT INTO %s (a, b, c) VALUES (?, ?, ?)", 1, 1, 2);

         Thread.sleep(TimeUnit.SECONDS.toMillis(5));
         List<Row> results = executeViewNet("SELECT d FROM %s WHERE c = 2 AND a = 1 AND b = 1").all();
         Assert.assertEquals(1, results.size());
         Assert.assertTrue("There should be a null result given back due to ttl expiry", results.get(0).isNull(0));
     }

     @Test
     public void ttlExpirationTest() throws Throwable
     {
         createTable("CREATE TABLE %s (" +
                     "a int," +
                     "b int," +
                     "c int," +
                     "d int," +
                     "PRIMARY KEY (a, b))");

         executeNet("USE " + keyspace());

         createView("CREATE MATERIALIZED VIEW %s AS SELECT * FROM %s WHERE c IS NOT NULL AND a IS NOT NULL AND b IS NOT NULL PRIMARY KEY (c, a, b)");

         updateView("INSERT INTO %s (a, b, c, d) VALUES (?, ?, ?, ?) USING TTL 3", 1, 1, 1, 1);

         Thread.sleep(TimeUnit.SECONDS.toMillis(4));
         Assert.assertEquals(0, executeViewNet("SELECT * FROM %s WHERE c = 1 AND a = 1 AND b = 1").all().size());
     }

     @Test
     public void conflictingTimestampTest() throws Throwable
     {
         createTable("CREATE TABLE %s (" +
                     "a int," +
                     "b int," +
                     "c int," +
                     "PRIMARY KEY (a, b))");

         executeNet("USE " + keyspace());

         createView("CREATE MATERIALIZED VIEW %s AS SELECT * FROM %s WHERE c IS NOT NULL AND a IS NOT NULL AND b IS NOT NULL PRIMARY KEY (c, a, b)");

         for (int i = 0; i < 50; i++)
         {
             updateView("INSERT INTO %s (a, b, c) VALUES (?, ?, ?) USING TIMESTAMP 1", 1, 1, i);
         }

         ResultSet mvRows = executeViewNet("SELECT c FROM %s");
         List<Row> rows = executeNet("SELECT c FROM %s").all();
         assertEquals("There should be exactly one row in base", 1, rows.size());
         int expected = rows.get(0).getInt("c");
         assertRowsNet(mvRows, row(expected));
     }

     @Test
     public void testCreateMvWithTTL()
     {
         createTable("CREATE TABLE %s (" +
                     "k int PRIMARY KEY, " +
                     "c int, " +
                     "val int) WITH default_time_to_live = 60");

         // Must NOT include "default_time_to_live" for Materialized View creation
         try
         {
             createView("CREATE MATERIALIZED VIEW %s AS SELECT * FROM %s " +
                        "WHERE k IS NOT NULL AND c IS NOT NULL PRIMARY KEY (k,c) WITH default_time_to_live = 30");
             fail("Should fail if TTL is provided for materialized view");
         }
         catch (RuntimeException e)
         {
             Throwable cause = e.getCause();
             Assertions.assertThat(cause).isInstanceOf(InvalidRequestException.class);
             Assertions.assertThat(cause.getMessage()).contains("Cannot set default_time_to_live for a materialized view");
         }
     }

     @Test
     public void testAlterMvWithNoZeroTTL() throws Throwable
     {
         createTable("CREATE TABLE %s (" +
                     "k int PRIMARY KEY, " +
                     "c int, " +
                     "val int) WITH default_time_to_live = 60");

         createView("CREATE MATERIALIZED VIEW %s AS SELECT * FROM %s WHERE k IS NOT NULL AND c IS NOT NULL PRIMARY KEY (k,c)");

         // Must NOT include "default_time_to_live" on alter Materialized View
         try
         {
             executeNet("ALTER MATERIALIZED VIEW " + currentView() + " WITH default_time_to_live = 30");
             fail("Should fail if TTL is provided while altering materialized view");
         }
         catch (Exception e)
         {
             // Make sure the message is clear. See CASSANDRA-16960
             assertEquals("Forbidden default_time_to_live detected for a materialized view. Data in a materialized view always expire at the same time than the corresponding "
                          + "data in the parent table. default_time_to_live must be set to zero, see CASSANDRA-12868 for more information",
                          e.getMessage());
         }
     }

     @Test
     public void testMvWithZeroTTL()
     {
         createTable("CREATE TABLE %s (" +
                     "k int PRIMARY KEY, " +
                     "c int, " +
                     "val int) WITH default_time_to_live = 60");

         try
         {
             createView("CREATE MATERIALIZED VIEW %s AS SELECT * FROM %s WHERE k IS NOT NULL AND c IS NOT NULL PRIMARY KEY (k,c) WITH default_time_to_live = 0");
         }
         catch (Exception e)
         {
             fail("Should not fail if TTL equal to 0 is provided while altering materialized view");
         }
     }

     @Test
     public void testAlterMvWithZeroTTL() throws Throwable
     {
         createTable("CREATE TABLE %s (" +
                     "k int PRIMARY KEY, " +
                     "c int, " +
                     "val int) WITH default_time_to_live = 60");

         createView("CREATE MATERIALIZED VIEW %s AS SELECT * FROM %s WHERE k IS NOT NULL AND c IS NOT NULL PRIMARY KEY (k,c)");

         try
         {
             executeNet("ALTER MATERIALIZED VIEW " + currentView() + " WITH default_time_to_live = 0");
         }
         catch (Exception e)
         {
             fail("Should not fail if TTL equal to 0 is provided while altering materialized view");
         }
     }
 }
	/*
	* Licensed to the Apache Software Foundation (ASF) under one
	* or more contributor license agreements. See the NOTICE file
	* distributed with this work for additional information
	* regarding copyright ownership. The ASF licenses this file
	* to you under the Apache License, Version 2.0 (the
	* "License"); you may not use this file except in compliance
	* with the License. You may obtain a copy of the License at
	*
	* http://www.apache.org/licenses/LICENSE-2.0
	*
	* Unless required by applicable law or agreed to in writing, software
	* distributed under the License is distributed on an "AS IS" BASIS,
	* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
	* See the License for the specific language governing permissions and
	* limitations under the License.
	*/

	package org.apache.cassandra.cql3;

	import java.util.List;
	import java.util.concurrent.TimeUnit;

	import org.junit.Assert;
	import org.junit.Test;

	import com.datastax.driver.core.ResultSet;
	import com.datastax.driver.core.Row;
	import org.apache.cassandra.Util;
	import org.apache.cassandra.db.Keyspace;
	import org.apache.cassandra.exceptions.InvalidRequestException;
	import org.assertj.core.api.Assertions;

	import static org.junit.Assert.assertEquals;
	import static org.junit.Assert.fail;

	/*
	* This test class was too large and used to timeout CASSANDRA-16777. We're splitting it into:
	* - ViewTest
	* - ViewPKTest
	* - ViewRangesTest
	* - ViewTimesTest
	*/
	public class ViewTimesTest extends ViewAbstractTest
	{
	@Test
	public void testRegularColumnTimestampUpdates() throws Throwable
	{
	// Regression test for CASSANDRA-10910

	createTable("CREATE TABLE %s (" +
	"k int PRIMARY KEY, " +
	"c int, " +
	"val int)");

	createView("CREATE MATERIALIZED VIEW %s AS SELECT * FROM %s " +
	"WHERE k IS NOT NULL AND c IS NOT NULL " +
	"PRIMARY KEY (k,c)");

	updateView("UPDATE %s SET c = ?, val = ? WHERE k = ?", 0, 0, 0);
	updateView("UPDATE %s SET val = ? WHERE k = ?", 1, 0);
	updateView("UPDATE %s SET c = ? WHERE k = ?", 1, 0);
	assertRows(executeView("SELECT c, k, val FROM %s"), row(1, 0, 1));

	updateView("TRUNCATE %s");

	updateView("UPDATE %s USING TIMESTAMP 1 SET c = ?, val = ? WHERE k = ?", 0, 0, 0);
	updateView("UPDATE %s USING TIMESTAMP 3 SET c = ? WHERE k = ?", 1, 0);
	updateView("UPDATE %s USING TIMESTAMP 2 SET val = ? WHERE k = ?", 1, 0);
	updateView("UPDATE %s USING TIMESTAMP 4 SET c = ? WHERE k = ?", 2, 0);
	updateView("UPDATE %s USING TIMESTAMP 3 SET val = ? WHERE k = ?", 2, 0);

	assertRows(executeView("SELECT c, k, val FROM %s"), row(2, 0, 2));
	assertRows(executeView("SELECT c, k, val FROM %s limit 1"), row(2, 0, 2));
	}

	@Test
	public void complexTimestampUpdateTestWithFlush() throws Throwable
	{
	complexTimestampUpdateTest(true);
	}

	@Test
	public void complexTimestampUpdateTestWithoutFlush() throws Throwable
	{
	complexTimestampUpdateTest(false);
	}

	public void complexTimestampUpdateTest(boolean flush) throws Throwable
	{
	createTable("CREATE TABLE %s (a int, b int, c int, d int, e int, PRIMARY KEY (a, b))");

	Keyspace ks = Keyspace.open(keyspace());

	createView("CREATE MATERIALIZED VIEW %s AS SELECT * FROM %s " +
	"WHERE a IS NOT NULL AND b IS NOT NULL AND c IS NOT NULL " +
	"PRIMARY KEY (c, a, b)");
	ks.getColumnFamilyStore(currentView()).disableAutoCompaction();

	//Set initial values TS=0, leaving e null and verify view
	executeNet("INSERT INTO %s (a, b, c, d) VALUES (0, 0, 1, 0) USING TIMESTAMP 0");
	assertRows(executeView("SELECT d from %s WHERE c = ? and a = ? and b = ?", 1, 0, 0), row(0));

	//update c's timestamp TS=2
	executeNet("UPDATE %s USING TIMESTAMP 2 SET c = ? WHERE a = ? and b = ? ", 1, 0, 0);
	assertRows(executeView("SELECT d from %s WHERE c = ? and a = ? and b = ?", 1, 0, 0), row(0));

	if (flush)
	Util.flush(ks);

	// change c's value and TS=3, tombstones c=1 and adds c=0 record
	executeNet("UPDATE %s USING TIMESTAMP 3 SET c = ? WHERE a = ? and b = ? ", 0, 0, 0);
	if (flush)
	Util.flush(ks);
	assertRows(executeView("SELECT d from %s WHERE c = ? and a = ? and b = ?", 1, 0, 0));

	if(flush)
	{
	ks.getColumnFamilyStore(currentView()).forceMajorCompaction();
	Util.flush(ks);
	}


	//change c's value back to 1 with TS=4, check we can see d
	executeNet("UPDATE %s USING TIMESTAMP 4 SET c = ? WHERE a = ? and b = ? ", 1, 0, 0);
	if (flush)
	{
	ks.getColumnFamilyStore(currentView()).forceMajorCompaction();
	Util.flush(ks);
	}

	assertRows(executeView("SELECT d,e from %s WHERE c = ? and a = ? and b = ?", 1, 0, 0), row(0, null));

	//Add e value @ TS=1
	executeNet("UPDATE %s USING TIMESTAMP 1 SET e = ? WHERE a = ? and b = ? ", 1, 0, 0);
	assertRows(executeView("SELECT d,e from %s WHERE c = ? and a = ? and b = ?", 1, 0, 0), row(0, 1));

	if (flush)
	Util.flush(ks);


	//Change d value @ TS=2
	executeNet("UPDATE %s USING TIMESTAMP 2 SET d = ? WHERE a = ? and b = ? ", 2, 0, 0);
	assertRows(executeView("SELECT d from %s WHERE c = ? and a = ? and b = ?", 1, 0, 0), row(2));

	if (flush)
	Util.flush(ks);

	//Change d value @ TS=3
	executeNet("UPDATE %s USING TIMESTAMP 3 SET d = ? WHERE a = ? and b = ? ", 1, 0, 0);
	assertRows(executeView("SELECT d from %s WHERE c = ? and a = ? and b = ?", 1, 0, 0), row(1));


	//Tombstone c
	executeNet("DELETE FROM %s WHERE a = ? and b = ?", 0, 0);
	assertRows(executeView("SELECT d from %s"));

	//Add back without D
	executeNet("INSERT INTO %s (a, b, c) VALUES (0, 0, 1)");

	//Make sure D doesn't pop back in.
	assertRows(executeView("SELECT d from %s WHERE c = ? and a = ? and b = ?", 1, 0, 0), row((Object) null));


	//New partition
	// insert a row with timestamp 0
	executeNet("INSERT INTO %s (a, b, c, d, e) VALUES (?, ?, ?, ?, ?) USING TIMESTAMP 0", 1, 0, 0, 0, 0);

	// overwrite pk and e with timestamp 1, but don't overwrite d
	executeNet("INSERT INTO %s (a, b, c, e) VALUES (?, ?, ?, ?) USING TIMESTAMP 1", 1, 0, 0, 0);

	// delete with timestamp 0 (which should only delete d)
	executeNet("DELETE FROM %s USING TIMESTAMP 0 WHERE a = ? AND b = ?", 1, 0);
	assertRows(executeView("SELECT a, b, c, d, e from %s WHERE c = ? and a = ? and b = ?", 0, 1, 0),
	row(1, 0, 0, null, 0));

	executeNet("UPDATE %s USING TIMESTAMP 2 SET c = ? WHERE a = ? AND b = ?", 1, 1, 0);
	executeNet("UPDATE %s USING TIMESTAMP 3 SET c = ? WHERE a = ? AND b = ?", 0, 1, 0);
	assertRows(executeView("SELECT a, b, c, d, e from %s WHERE c = ? and a = ? and b = ?", 0, 1, 0),
	row(1, 0, 0, null, 0));

	executeNet("UPDATE %s USING TIMESTAMP 3 SET d = ? WHERE a = ? AND b = ?", 0, 1, 0);
	assertRows(executeView("SELECT a, b, c, d, e from %s WHERE c = ? and a = ? and b = ?", 0, 1, 0),
	row(1, 0, 0, 0, 0));
	}

	@Test
	public void ttlTest() throws Throwable
	{
	createTable("CREATE TABLE %s (" +
	"a int," +
	"b int," +
	"c int," +
	"d int," +
	"PRIMARY KEY (a, b))");

	executeNet("USE " + keyspace());

	createView("CREATE MATERIALIZED VIEW %s AS SELECT * FROM %s WHERE c IS NOT NULL AND a IS NOT NULL AND b IS NOT NULL PRIMARY KEY (c, a, b)");

	updateView("INSERT INTO %s (a, b, c, d) VALUES (?, ?, ?, ?) USING TTL 3", 1, 1, 1, 1);

	Thread.sleep(TimeUnit.SECONDS.toMillis(1));
	updateView("INSERT INTO %s (a, b, c) VALUES (?, ?, ?)", 1, 1, 2);

	Thread.sleep(TimeUnit.SECONDS.toMillis(5));
	List<Row> results = executeViewNet("SELECT d FROM %s WHERE c = 2 AND a = 1 AND b = 1").all();
	Assert.assertEquals(1, results.size());
	Assert.assertTrue("There should be a null result given back due to ttl expiry", results.get(0).isNull(0));
	}

	@Test
	public void ttlExpirationTest() throws Throwable
	{
	createTable("CREATE TABLE %s (" +
	"a int," +
	"b int," +
	"c int," +
	"d int," +
	"PRIMARY KEY (a, b))");

	executeNet("USE " + keyspace());

	createView("CREATE MATERIALIZED VIEW %s AS SELECT * FROM %s WHERE c IS NOT NULL AND a IS NOT NULL AND b IS NOT NULL PRIMARY KEY (c, a, b)");

	updateView("INSERT INTO %s (a, b, c, d) VALUES (?, ?, ?, ?) USING TTL 3", 1, 1, 1, 1);

	Thread.sleep(TimeUnit.SECONDS.toMillis(4));
	Assert.assertEquals(0, executeViewNet("SELECT * FROM %s WHERE c = 1 AND a = 1 AND b = 1").all().size());
	}

	@Test
	public void conflictingTimestampTest() throws Throwable
	{
	createTable("CREATE TABLE %s (" +
	"a int," +
	"b int," +
	"c int," +
	"PRIMARY KEY (a, b))");

	executeNet("USE " + keyspace());

	createView("CREATE MATERIALIZED VIEW %s AS SELECT * FROM %s WHERE c IS NOT NULL AND a IS NOT NULL AND b IS NOT NULL PRIMARY KEY (c, a, b)");

	for (int i = 0; i < 50; i++)
	{
	updateView("INSERT INTO %s (a, b, c) VALUES (?, ?, ?) USING TIMESTAMP 1", 1, 1, i);
	}

	ResultSet mvRows = executeViewNet("SELECT c FROM %s");
	List<Row> rows = executeNet("SELECT c FROM %s").all();
	assertEquals("There should be exactly one row in base", 1, rows.size());
	int expected = rows.get(0).getInt("c");
	assertRowsNet(mvRows, row(expected));
	}

	@Test
	public void testCreateMvWithTTL()
	{
	createTable("CREATE TABLE %s (" +
	"k int PRIMARY KEY, " +
	"c int, " +
	"val int) WITH default_time_to_live = 60");

	// Must NOT include "default_time_to_live" for Materialized View creation
	try
	{
	createView("CREATE MATERIALIZED VIEW %s AS SELECT * FROM %s " +
	"WHERE k IS NOT NULL AND c IS NOT NULL PRIMARY KEY (k,c) WITH default_time_to_live = 30");
	fail("Should fail if TTL is provided for materialized view");
	}
	catch (RuntimeException e)
	{
	Throwable cause = e.getCause();
	Assertions.assertThat(cause).isInstanceOf(InvalidRequestException.class);
	Assertions.assertThat(cause.getMessage()).contains("Cannot set default_time_to_live for a materialized view");
	}
	}

	@Test
	public void testAlterMvWithNoZeroTTL() throws Throwable
	{
	createTable("CREATE TABLE %s (" +
	"k int PRIMARY KEY, " +
	"c int, " +
	"val int) WITH default_time_to_live = 60");

	createView("CREATE MATERIALIZED VIEW %s AS SELECT * FROM %s WHERE k IS NOT NULL AND c IS NOT NULL PRIMARY KEY (k,c)");

	// Must NOT include "default_time_to_live" on alter Materialized View
	try
	{
	executeNet("ALTER MATERIALIZED VIEW " + currentView() + " WITH default_time_to_live = 30");
	fail("Should fail if TTL is provided while altering materialized view");
	}
	catch (Exception e)
	{
	// Make sure the message is clear. See CASSANDRA-16960
	assertEquals("Forbidden default_time_to_live detected for a materialized view. Data in a materialized view always expire at the same time than the corresponding "
	+ "data in the parent table. default_time_to_live must be set to zero, see CASSANDRA-12868 for more information",
	e.getMessage());
	}
	}

	@Test
	public void testMvWithZeroTTL()
	{
	createTable("CREATE TABLE %s (" +
	"k int PRIMARY KEY, " +
	"c int, " +
	"val int) WITH default_time_to_live = 60");

	try
	{
	createView("CREATE MATERIALIZED VIEW %s AS SELECT * FROM %s WHERE k IS NOT NULL AND c IS NOT NULL PRIMARY KEY (k,c) WITH default_time_to_live = 0");
	}
	catch (Exception e)
	{
	fail("Should not fail if TTL equal to 0 is provided while altering materialized view");
	}
	}

	@Test
	public void testAlterMvWithZeroTTL() throws Throwable
	{
	createTable("CREATE TABLE %s (" +
	"k int PRIMARY KEY, " +
	"c int, " +
	"val int) WITH default_time_to_live = 60");

	createView("CREATE MATERIALIZED VIEW %s AS SELECT * FROM %s WHERE k IS NOT NULL AND c IS NOT NULL PRIMARY KEY (k,c)");

	try
	{
	executeNet("ALTER MATERIALIZED VIEW " + currentView() + " WITH default_time_to_live = 0");
	}
	catch (Exception e)
	{
	fail("Should not fail if TTL equal to 0 is provided while altering materialized view");
	}
	}
	}