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*
* This library is free software; you can redistribute it and/or
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*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
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package org.teiid.dqp.internal.process;
import static org.junit.Assert.*;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import org.junit.Test;
import org.teiid.cache.DefaultCacheFactory;
import org.teiid.core.types.BinaryType;
import org.teiid.language.Parameter;
import org.teiid.language.visitor.CollectorVisitor;
import org.teiid.metadata.Table;
import org.teiid.query.metadata.QueryMetadataInterface;
import org.teiid.query.metadata.TransformationMetadata;
import org.teiid.query.optimizer.TestOptimizer;
import org.teiid.query.optimizer.capabilities.BasicSourceCapabilities;
import org.teiid.query.optimizer.capabilities.FakeCapabilitiesFinder;
import org.teiid.query.optimizer.capabilities.SourceCapabilities.Capability;
import org.teiid.query.processor.FakeDataManager;
import org.teiid.query.processor.HardcodedDataManager;
import org.teiid.query.processor.TestProcessor;
import org.teiid.query.sql.lang.Insert;
import org.teiid.query.sql.lang.Update;
import org.teiid.query.sql.symbol.Constant;
import org.teiid.query.unittest.RealMetadataFactory;
import org.teiid.query.validator.TestUpdateValidator;
/**
* JUnit TestCase to test planning and caching of <code>PreparedStatement</code>
* plans that contain batched updates.
*
*/
@SuppressWarnings("nls")
public class TestPreparedStatementBatchedUpdate {
@Test public void testBatchedUpdatePushdown() throws Exception {
// Create query
String preparedSql = "UPDATE pm1.g1 SET pm1.g1.e1=?, pm1.g1.e3=? WHERE pm1.g1.e2=?"; //$NON-NLS-1$
// Create a testable prepared plan cache
SessionAwareCache<PreparedPlan> prepPlanCache = new SessionAwareCache<PreparedPlan>("preparedplan", DefaultCacheFactory.INSTANCE, SessionAwareCache.Type.PREPAREDPLAN, 0);
// Construct data manager with data
HardcodedDataManager dataManager = new HardcodedDataManager();
dataManager.addData("UPDATE pm1.g1 SET e1 = ?, e3 = ? WHERE pm1.g1.e2 = ?", new List[] {Arrays.asList(4)}); //$NON-NLS-1$
// Source capabilities must support batched updates
FakeCapabilitiesFinder capFinder = new FakeCapabilitiesFinder();
BasicSourceCapabilities caps = TestOptimizer.getTypicalCapabilities();
caps.setCapabilitySupport(Capability.BULK_UPDATE, true);
capFinder.addCapabilities("pm1", caps); //$NON-NLS-1$
// batch with two commands
ArrayList<ArrayList<Object>> values = new ArrayList<ArrayList<Object>>(2);
values.add(new ArrayList<Object>(Arrays.asList(new Object[] { "a", Boolean.FALSE, new Integer(0) }))); //$NON-NLS-1$
values.add(new ArrayList<Object>(Arrays.asList(new Object[] { null, Boolean.FALSE, new Integer(1) })));
List<?>[] expected = new List[] {
Arrays.asList(4)
};
// Create the plan and process the query
TestPreparedStatement.helpTestProcessing(preparedSql, values, expected, dataManager, capFinder, RealMetadataFactory.example1Cached(), prepPlanCache, false, false, false,RealMetadataFactory.example1VDB());
Update update = (Update)dataManager.getCommandHistory().iterator().next();
assertTrue(((Constant)update.getChangeList().getClauses().get(0).getValue()).isMultiValued());
}
@Test public void testBatchedUpdatePushdown1() throws Exception {
//TODO: just use straight ddl
TransformationMetadata metadata = TestUpdateValidator.example1();
TestUpdateValidator.createView("select 1 as x, 2 as y", metadata, "GX");
Table t = metadata.getMetadataStore().getSchemas().get("VM1").getTables().get("GX");
t.setDeletePlan("");
t.setUpdatePlan("");
t.setInsertPlan("FOR EACH ROW BEGIN insert into pm1.g1 (e1) values (new.x); END");
String preparedSql = "insert into gx (x, y) values (?,?)"; //$NON-NLS-1$
// Create a testable prepared plan cache
SessionAwareCache<PreparedPlan> prepPlanCache = new SessionAwareCache<PreparedPlan>("preparedplan", DefaultCacheFactory.INSTANCE, SessionAwareCache.Type.PREPAREDPLAN, 0);
// Construct data manager with data
HardcodedDataManager dataManager = new HardcodedDataManager(metadata);
dataManager.addData("INSERT INTO g1 (e1) VALUES (convert(?, string))", new List[] {Arrays.asList(2)}); //$NON-NLS-1$
// Source capabilities must support batched updates
FakeCapabilitiesFinder capFinder = new FakeCapabilitiesFinder();
BasicSourceCapabilities caps = TestOptimizer.getTypicalCapabilities();
caps.setCapabilitySupport(Capability.BULK_UPDATE, true);
capFinder.addCapabilities("pm1", caps); //$NON-NLS-1$
// batch with two commands
ArrayList<ArrayList<Object>> values = new ArrayList<ArrayList<Object>>(2);
values.add(new ArrayList<Object>(Arrays.asList(3, 4))); //$NON-NLS-1$
values.add(new ArrayList<Object>(Arrays.asList(5, 6)));
List<?>[] expected = new List[] {
Arrays.asList(2)
};
// Create the plan and process the query
TestPreparedStatement.helpTestProcessing(preparedSql, values, expected, dataManager, capFinder, metadata, prepPlanCache, false, false, false,RealMetadataFactory.example1VDB());
org.teiid.language.Insert insert = (org.teiid.language.Insert)dataManager.getPushdownCommands().iterator().next();
Parameter p = CollectorVisitor.collectObjects(Parameter.class, insert).iterator().next();
assertEquals(0, p.getValueIndex());
assertEquals(Arrays.asList(3), insert.getParameterValues().next());
assertTrue(insert.getParameterValues().hasNext());
}
@Test public void testBatchedUpdateNotPushdown() throws Exception {
// Create query
String preparedSql = "UPDATE pm1.g1 SET pm1.g1.e1=?, pm1.g1.e3=? WHERE pm1.g1.e2=?"; //$NON-NLS-1$
// Create a testable prepared plan cache
SessionAwareCache<PreparedPlan> prepPlanCache = new SessionAwareCache<PreparedPlan>("preparedplan", DefaultCacheFactory.INSTANCE, SessionAwareCache.Type.PREPAREDPLAN, 0);
// Construct data manager with data
HardcodedDataManager dataManager = new HardcodedDataManager();
dataManager.addData("UPDATE pm1.g1 SET e1 = 'a', e3 = FALSE WHERE pm1.g1.e2 = 0", new List[] {Arrays.asList(2)}); //$NON-NLS-1$
dataManager.addData("UPDATE pm1.g1 SET e1 = null, e3 = FALSE WHERE pm1.g1.e2 = 1", new List[] {Arrays.asList(2)}); //$NON-NLS-1$
// Source capabilities must support batched updates
FakeCapabilitiesFinder capFinder = new FakeCapabilitiesFinder();
BasicSourceCapabilities caps = TestOptimizer.getTypicalCapabilities();
caps.setCapabilitySupport(Capability.BULK_UPDATE, false);
capFinder.addCapabilities("pm1", caps); //$NON-NLS-1$
// batch with two commands
ArrayList<ArrayList<Object>> values = new ArrayList<ArrayList<Object>>(2);
values.add(new ArrayList<Object>(Arrays.asList(new Object[] { "a", Boolean.FALSE, new Integer(0) }))); //$NON-NLS-1$
values.add(new ArrayList<Object>(Arrays.asList(new Object[] { null, Boolean.FALSE, new Integer(1) })));
List<?>[] expected = new List[] {
Arrays.asList(2),
Arrays.asList(2)
};
// Create the plan and process the query
TestPreparedStatement.helpTestProcessing(preparedSql, values, expected, dataManager, capFinder, RealMetadataFactory.example1Cached(), prepPlanCache, false, false, false,RealMetadataFactory.example1VDB());
}
@Test public void testBatchedMerge() throws Exception {
String ddl = "CREATE foreign table x (y string primary key, z integer) options (updatable true)";
QueryMetadataInterface metadata = RealMetadataFactory.fromDDL(ddl, "x", "phy");
// Create query
String preparedSql = "merge into x (y, z) values (?, ?)"; //$NON-NLS-1$
// Create a testable prepared plan cache
SessionAwareCache<PreparedPlan> prepPlanCache = new SessionAwareCache<PreparedPlan>("preparedplan", DefaultCacheFactory.INSTANCE, SessionAwareCache.Type.PREPAREDPLAN, 0);
// Construct data manager with data
HardcodedDataManager dataManager = new HardcodedDataManager();
dataManager.addData("SELECT 1 FROM phy.x AS g_0 WHERE g_0.y = 'a'", new List[] {Arrays.asList(1)}); //$NON-NLS-1$
dataManager.addData("UPDATE x SET z = 0 WHERE y = 'a'", new List[] {Arrays.asList(1)}); //$NON-NLS-1$
dataManager.addData("INSERT INTO x (y, z) VALUES (null, 1)", new List[] {Arrays.asList(1)}); //$NON-NLS-1$
FakeCapabilitiesFinder capFinder = new FakeCapabilitiesFinder();
BasicSourceCapabilities caps = TestOptimizer.getTypicalCapabilities();
capFinder.addCapabilities("phy", caps); //$NON-NLS-1$
// batch with two commands
ArrayList<ArrayList<Object>> values = new ArrayList<ArrayList<Object>>(2);
values.add(new ArrayList<Object>(Arrays.asList(new Object[] { "a", new Integer(0) }))); //$NON-NLS-1$
values.add(new ArrayList<Object>(Arrays.asList(new Object[] { null, new Integer(1) })));
List<?>[] expected = new List[] {
Arrays.asList(1),
Arrays.asList(1)
};
// Create the plan and process the query
TestPreparedStatement.helpTestProcessing(preparedSql, values, expected, dataManager, capFinder, metadata, prepPlanCache, false, false, false,RealMetadataFactory.example1VDB());
}
/**
* Test prepared statements that use batched updates using the same prepared
* command with same number of commands in the batch.
* <p>
* The test verifies that no errors occur when planning and executing the
* same batched command SQL with the same number of batched command parameter
* value sets. For example, if the first executeBatch() call were to occur
* with two batched commands a repeated call with two batched commands
* should not result in an error during planning or execution and the value
* used in the second batched command should be used instead of any values
* from the first batched command.
* <p>
* The test also verifies that the correct SQL is pushed to the data manager
* to verify that the parameter substitution occurred and is correct and the
* correct number of statements made it to the data manager for the respective
* batch command.
* <p>
* The batched command "UPDATE pm1.g1 SET pm1.g1.e1=?, pm1.g1.e3=? WHERE pm1.g1.e2=?"
* will appear as:
* <p>
* UPDATE pm1.g1 SET pm1.g1.e1='a', pm1.g1.e3=false WHERE pm1.g1.e2=0
* UPDATE pm1.g1 SET pm1.g1.e1=null, pm1.g1.e3=false WHERE pm1.g1.e2=1
* <p>
* UPDATE pm1.g1 SET pm1.g1.e1='a', pm1.g1.e3=false WHERE pm1.g1.e2=0
* UPDATE pm1.g1 SET pm1.g1.e1='b', pm1.g1.e3=true WHERE pm1.g1.e2=5
* <p>
* The result should be that one command is in the plan cache and
* no plan creation, validation, or execution errors will occur and
* a predetermined set of queries were executed in the data manager.
*
* @throws Exception
*/
@Test public void testUpdateSameNumCmds() throws Exception {
// Create query
String preparedSql = "UPDATE pm1.g1 SET pm1.g1.e1=?, pm1.g1.e3=? WHERE pm1.g1.e2=?"; //$NON-NLS-1$
// Create a testable prepared plan cache
SessionAwareCache<PreparedPlan> prepPlanCache = new SessionAwareCache<PreparedPlan>("preparedplan", DefaultCacheFactory.INSTANCE, SessionAwareCache.Type.PREPAREDPLAN, 0);
// Construct data manager with data
FakeDataManager dataManager = new FakeDataManager();
TestProcessor.sampleData1(dataManager);
// Source capabilities must support batched updates
FakeCapabilitiesFinder capFinder = new FakeCapabilitiesFinder();
BasicSourceCapabilities caps = TestOptimizer.getTypicalCapabilities();
caps.setCapabilitySupport(Capability.BATCHED_UPDATES, true);
capFinder.addCapabilities("pm1", caps); //$NON-NLS-1$
// Something to hold our final query list
List<String> finalQueryList = new ArrayList<String>(13);
// Create expected results
// first command should result in 2 rows affected
// second command should result in 2 rows affected
List<?>[] expected = new List[] {
Arrays.asList(new Object[] { new Integer(2) }),
Arrays.asList(new Object[] { new Integer(2) })
};
// batch with two commands
List<List<Object>> values = new ArrayList<List<Object>>(2);
values.add(new ArrayList<Object>(Arrays.asList(new Object[] { "a", Boolean.FALSE, new Integer(0) }))); //$NON-NLS-1$
values.add(new ArrayList<Object>(Arrays.asList(new Object[] { null, Boolean.FALSE, new Integer(1) })));
// Add our expected queries to the final query list
finalQueryList.add(new String("UPDATE pm1.g1 SET e1 = 'a', e3 = FALSE WHERE pm1.g1.e2 = 0")); //$NON-NLS-1$
finalQueryList.add(new String("UPDATE pm1.g1 SET e1 = null, e3 = FALSE WHERE pm1.g1.e2 = 1")); //$NON-NLS-1$
// Create the plan and process the query
TestPreparedStatement.helpTestProcessing(preparedSql, values, expected, dataManager, capFinder, RealMetadataFactory.example1Cached(), prepPlanCache, false, false, false,RealMetadataFactory.example1VDB());
// Repeat with different number of commands in batch
// Create expected results
// first command should result in 2 rows affected
expected = new List[] {
Arrays.asList(new Object[] { new Integer(2) }),
Arrays.asList(new Object[] { new Integer(0) })
};
// batch with two commands
values = new ArrayList<List<Object>>(1);
values.add(new ArrayList<Object>(Arrays.asList(new Object[] { "a", Boolean.FALSE, new Integer(0) }))); //$NON-NLS-1$
values.add(new ArrayList<Object>(Arrays.asList(new Object[] { "b", Boolean.TRUE, new Integer(5) }))); //$NON-NLS-1$
// Add our expected queries to the final query list
finalQueryList.add(new String("UPDATE pm1.g1 SET e1 = 'a', e3 = FALSE WHERE pm1.g1.e2 = 0")); //$NON-NLS-1$
finalQueryList.add(new String("UPDATE pm1.g1 SET e1 = 'b', e3 = TRUE WHERE pm1.g1.e2 = 5")); //$NON-NLS-1$
// Use the cached plan and process the query
TestPreparedStatement.helpTestProcessing(preparedSql, values, expected, dataManager, capFinder, RealMetadataFactory.example1Cached(), prepPlanCache, false, false, true,RealMetadataFactory.example1VDB());
// Verify all the queries that were run
assertEquals("Unexpected queries executed -", finalQueryList, dataManager.getQueries()); //$NON-NLS-1$
}
/**
* Test prepared statements that use batched updates using the same prepared
* command with same number of commands in the batch. Update is performed
* against a view model instead of a source model.
* <p>
* The test verifies that no errors occur when planning and executing the
* same batched command SQL with the same number of batched command parameter
* value sets. For example, if the first executeBatch() call were to occur
* with two batched commands a repeated call with two batched commands
* should not result in an error during planning or execution and the value
* used in the second batched command should be used instead of any values
* from the first batched command.
* <p>
* The test also verifies that the correct SQL is pushed to the data manager
* to verify that the parameter substitution occurred and is correct and the
* correct number of statements made it to the data manager for the respective
* batch command.
* <p>
* The batched command "UPDATE vm1.g1 SET vm1.g1.e2=? WHERE vm1.g1.e1=?"
* will appear as:
* <p>
* UPDATE pm1.g1 SET e2=0 WHERE pm1.g1.e1='a'
* UPDATE pm1.g1 SET e2=1 WHERE pm1.g1.e1='b'
* <p>
* UPDATE pm1.g1 SET e2=2 WHERE pm1.g1.e1='c'
* UPDATE pm1.g1 SET e2=3 WHERE pm1.g1.e1='d'
* <p>
* The result should be that one command is in the plan cache and
* no plan creation, validation, or execution errors will occur and
* a predetermined set of queries were executed in the data manager.
*
* @throws Exception
*/
@Test public void testUpdateSameNumCmds_Virtual() throws Exception {
// Create query
String preparedSql = "UPDATE vm1.g1 SET vm1.g1.e2=? WHERE vm1.g1.e1=?"; //$NON-NLS-1$
// Create a testable prepared plan cache
SessionAwareCache<PreparedPlan> prepPlanCache = new SessionAwareCache<PreparedPlan>("preparedplan", DefaultCacheFactory.INSTANCE, SessionAwareCache.Type.PREPAREDPLAN, 0);
// Construct data manager with data
FakeDataManager dataManager = new FakeDataManager();
TestProcessor.sampleData1(dataManager);
// Source capabilities must support batched updates
FakeCapabilitiesFinder capFinder = new FakeCapabilitiesFinder();
BasicSourceCapabilities caps = TestOptimizer.getTypicalCapabilities();
caps.setCapabilitySupport(Capability.BATCHED_UPDATES, true);
capFinder.addCapabilities("pm1", caps); //$NON-NLS-1$
// Something to hold our final query list
List<String> finalQueryList = new ArrayList<String>();
// Create expected results
List<?>[] expected = new List[] {
Arrays.asList(3),
Arrays.asList(1)
};
// batch with two commands
ArrayList<ArrayList<Object>> values = new ArrayList<ArrayList<Object>>(2);
values.add(new ArrayList<Object>(Arrays.asList(new Object[] { new Integer(0), "a" }))); //$NON-NLS-1$
values.add(new ArrayList<Object>(Arrays.asList(new Object[] { new Integer(1), "b" }))); //$NON-NLS-1$
// Add our expected queries to the final query list
finalQueryList.add(new String("UPDATE pm1.g1 SET e2 = 0 WHERE pm1.g1.e1 = 'a'")); //$NON-NLS-1$
finalQueryList.add(new String("UPDATE pm1.g1 SET e2 = 1 WHERE pm1.g1.e1 = 'b'")); //$NON-NLS-1$
// Create the plan and process the query
TestPreparedStatement.helpTestProcessing(preparedSql, values, expected, dataManager, capFinder, RealMetadataFactory.example1Cached(), prepPlanCache, false, false, false, RealMetadataFactory.example1VDB());
// Repeat
expected = new List[] {
Arrays.asList(1),
Arrays.asList(0)
};
// batch with two commands
values = new ArrayList<ArrayList<Object>>(1);
values.add(new ArrayList<Object>(Arrays.asList(new Object[] { new Integer(2), "c" }))); //$NON-NLS-1$
values.add(new ArrayList<Object>(Arrays.asList(new Object[] { new Integer(3), "d" }))); //$NON-NLS-1$
// Add our expected queries to the final query list
finalQueryList.add(new String("UPDATE pm1.g1 SET e2 = 2 WHERE pm1.g1.e1 = 'c'")); //$NON-NLS-1$
finalQueryList.add(new String("UPDATE pm1.g1 SET e2 = 3 WHERE pm1.g1.e1 = 'd'")); //$NON-NLS-1$
// Use the cached plan and process the query
TestPreparedStatement.helpTestProcessing(preparedSql, values, expected, dataManager, capFinder, RealMetadataFactory.example1Cached(), prepPlanCache, false, false, true,RealMetadataFactory.example1VDB());
// Verify all the queries that were run
assertEquals("Unexpected queries executed -", finalQueryList, dataManager.getQueries()); //$NON-NLS-1$
}
/**
* Test prepared statements that use batched updates using the same prepared
* command with varying number of commands in the batch.
* <p>
* The test verifies that no errors occur when planning and executing the
* same batched command SQL with varying number of batched command parameter
* value sets. For example, if the first executeBatch() call were to occur
* with two batched commands a repeated call with only one batched command
* should not result in an error during planning or execution.
* <p>
* The test also verifies that the correct SQL is pushed to the data manager
* to verify that the parameter substitution occurred and is correct and the
* correct number of statements made it to the data manager for the respective
* batch command.
* <p>
* The batched command "UPDATE pm1.g1 SET pm1.g1.e1=?, pm1.g1.e3=? WHERE pm1.g1.e2=?"
* will appear as:
* <p>
* UPDATE pm1.g1 SET pm1.g1.e1='a', pm1.g1.e3=false WHERE pm1.g1.e2=0
* UPDATE pm1.g1 SET pm1.g1.e1=null, pm1.g1.e3=false WHERE pm1.g1.e2=1
* <p>
* UPDATE pm1.g1 SET pm1.g1.e1='a', pm1.g1.e3=false WHERE pm1.g1.e2=0
* <p>
* UPDATE pm1.g1 SET pm1.g1.e1='a', pm1.g1.e3=false WHERE pm1.g1.e2=0
* UPDATE pm1.g1 SET pm1.g1.e1=null, pm1.g1.e3=false WHERE pm1.g1.e2=1
* UPDATE pm1.g1 SET pm1.g1.e1='c', pm1.g1.e3=true WHERE pm1.g1.e2=4
* UPDATE pm1.g1 SET pm1.g1.e1='b', pm1.g1.e3=true WHERE pm1.g1.e2=5
* <p>
* The result should be that three commands are in the plan cache and
* no plan creation, validation, or execution errors will occur and
* a predetermined set of queries were executed in the data manager.
*
* @throws Exception
*/
@Test public void testUpdateVarNumCmds() throws Exception {
// Create query
String preparedSql = "UPDATE pm1.g1 SET pm1.g1.e1=?, pm1.g1.e3=? WHERE pm1.g1.e2=?"; //$NON-NLS-1$
// Create a testable prepared plan cache
SessionAwareCache<PreparedPlan> prepPlanCache = new SessionAwareCache<PreparedPlan>("preparedplan", DefaultCacheFactory.INSTANCE, SessionAwareCache.Type.PREPAREDPLAN, 0);
// Construct data manager with data
FakeDataManager dataManager = new FakeDataManager();
TestProcessor.sampleData1(dataManager);
// Source capabilities must support batched updates
FakeCapabilitiesFinder capFinder = new FakeCapabilitiesFinder();
BasicSourceCapabilities caps = TestOptimizer.getTypicalCapabilities();
caps.setCapabilitySupport(Capability.BATCHED_UPDATES, true);
capFinder.addCapabilities("pm1", caps); //$NON-NLS-1$
// Something to hold our final query list
List<String> finalQueryList = new ArrayList<String>(13);
// Create expected results
// first command should result in 2 rows affected
// second command should result in 2 rows affected
List<?>[] expected = new List[] {
Arrays.asList(new Object[] { new Integer(2) }),
Arrays.asList(new Object[] { new Integer(2) })
};
// batch with two commands
ArrayList<ArrayList<Object>> values = new ArrayList<ArrayList<Object>>(2);
values.add(new ArrayList<Object>(Arrays.asList(new Object[] { "a", Boolean.FALSE, new Integer(0) }))); //$NON-NLS-1$
values.add(new ArrayList<Object>(Arrays.asList(new Object[] { null, Boolean.FALSE, new Integer(1) })));
// Add our expected queries to the final query list
finalQueryList.add(new String("UPDATE pm1.g1 SET e1 = 'a', e3 = FALSE WHERE pm1.g1.e2 = 0")); //$NON-NLS-1$
finalQueryList.add(new String("UPDATE pm1.g1 SET e1 = null, e3 = FALSE WHERE pm1.g1.e2 = 1")); //$NON-NLS-1$
// Create the plan and process the query
TestPreparedStatement.helpTestProcessing(preparedSql, values, expected, dataManager, capFinder, RealMetadataFactory.example1Cached(), prepPlanCache, false, false, false, RealMetadataFactory.example1VDB());
// Repeat with different number of commands in batch
// Create expected results
// first command should result in 2 rows affected
expected = new List[] {
Arrays.asList(new Object[] { new Integer(2) })
};
// batch with one command
values = new ArrayList<ArrayList<Object>>(1);
values.add(new ArrayList<Object>(Arrays.asList(new Object[] { "a", Boolean.FALSE, new Integer(0) }))); //$NON-NLS-1$
// Add our expected queries to the final query list
finalQueryList.add(new String("UPDATE pm1.g1 SET e1 = 'a', e3 = FALSE WHERE pm1.g1.e2 = 0")); //$NON-NLS-1$
// Use the cached plan and process the query
TestPreparedStatement.helpTestProcessing(preparedSql, values, expected, dataManager, capFinder, RealMetadataFactory.example1Cached(), prepPlanCache, false, false, true, RealMetadataFactory.example1VDB());
// Repeat with different number of commands in batch
// Create expected results
// first command should result in 2 rows affected
// second command should result in 2 rows affected
// third command should result in 0 rows affected
// fourth command should result in 0 rows affected
expected = new List[] {
Arrays.asList(new Object[] { new Integer(2) }),
Arrays.asList(new Object[] { new Integer(2) }),
Arrays.asList(new Object[] { new Integer(0) }),
Arrays.asList(new Object[] { new Integer(0) })
};
// batch with four commands
values = new ArrayList<ArrayList<Object>>(4);
values.add(new ArrayList<Object>(Arrays.asList(new Object[] { "a", Boolean.FALSE, new Integer(0)} ))); //$NON-NLS-1$
values.add(new ArrayList<Object>(Arrays.asList(new Object[] { null, Boolean.FALSE, new Integer(1)} )));
values.add(new ArrayList<Object>(Arrays.asList(new Object[] { "c", Boolean.TRUE, new Integer(4)} ))); //$NON-NLS-1$
values.add(new ArrayList<Object>(Arrays.asList(new Object[] { "b", Boolean.TRUE, new Integer(5)} ))); //$NON-NLS-1$
// Add our expected queries to the final query list
finalQueryList.add(new String("UPDATE pm1.g1 SET e1 = 'a', e3 = FALSE WHERE pm1.g1.e2 = 0")); //$NON-NLS-1$
finalQueryList.add(new String("UPDATE pm1.g1 SET e1 = null, e3 = FALSE WHERE pm1.g1.e2 = 1")); //$NON-NLS-1$
finalQueryList.add(new String("UPDATE pm1.g1 SET e1 = 'c', e3 = TRUE WHERE pm1.g1.e2 = 4")); //$NON-NLS-1$
finalQueryList.add(new String("UPDATE pm1.g1 SET e1 = 'b', e3 = TRUE WHERE pm1.g1.e2 = 5")); //$NON-NLS-1$
TestPreparedStatement.helpTestProcessing(preparedSql, values, expected, dataManager, capFinder, RealMetadataFactory.example1Cached(), prepPlanCache, false, false, true, RealMetadataFactory.example1VDB());
// Verify all the queries that were run
assertEquals("Unexpected queries executed -", finalQueryList, dataManager.getQueries()); //$NON-NLS-1$
}
/**
* Test prepared statements that use batched updates using the same prepared
* command with varying number of commands in the batch. Update is
* performed against a view model instead of a source model.
* <p>
* The test verifies that no errors occur when planning and executing the
* same batched command SQL with varying number of batched command parameter
* value sets. For example, if the first executeBatch() call were to occur
* with two batched commands a repeated call with only one batched command
* should not result in an error during planning or execution.
* <p>
* The test also verifies that the correct SQL is pushed to the data manager
* to verify that the parameter substitution occurred and is correct and the
* correct number of statements made it to the data manager for the respective
* batch command.
* <p>
* The batched command "UPDATE vm1.g1 SET vm1.g1.e1=?, vm1.g1.e3=? WHERE vm1.g1.e2=?"
* will appear as:
* <p>
* UPDATE pm1.g1 SET e1='a', e3=false WHERE pm1.g1.e2=0
* UPDATE pm1.g1 SET e1='b', e3=true WHERE pm1.g1.e2=1
* <p>
* UPDATE pm1.g1 SET e1='c', e3=false WHERE pm1.g1.e2=1
* <p>
* UPDATE pm1.g1 SET e1='d', e3=false WHERE pm1.g1.e2=1
* UPDATE pm1.g1 SET e1='e', e3=false WHERE pm1.g1.e2=0
* UPDATE pm1.g1 SET e1='f', e3=true WHERE pm1.g1.e2=2
* UPDATE pm1.g1 SET e1='g', e3=true WHERE pm1.g1.e2=3
* <p>
* The result should be that three commands are in the plan cache and
* no plan creation, validation, or execution errors will occur and
* a predetermined set of queries were executed in the data manager.
*
* @throws Exception
*/
@Test public void testUpdateVarNumCmds_Virtual() throws Exception {
// Create query
String preparedSql = "UPDATE vm1.g1 SET vm1.g1.e1=?, vm1.g1.e3=? WHERE vm1.g1.e2=?"; //$NON-NLS-1$
// Create a testable prepared plan cache
SessionAwareCache<PreparedPlan> prepPlanCache = new SessionAwareCache<PreparedPlan>("preparedplan", DefaultCacheFactory.INSTANCE, SessionAwareCache.Type.PREPAREDPLAN, 0);
// Construct data manager with data
FakeDataManager dataManager = new FakeDataManager();
TestProcessor.sampleData1(dataManager);
// Source capabilities must support batched updates
FakeCapabilitiesFinder capFinder = new FakeCapabilitiesFinder();
BasicSourceCapabilities caps = TestOptimizer.getTypicalCapabilities();
caps.setCapabilitySupport(Capability.BATCHED_UPDATES, true);
capFinder.addCapabilities("pm1", caps); //$NON-NLS-1$
// Something to hold our final query list
List<String> finalQueryList = new ArrayList<String>(13);
// Create expected results
List<?>[] expected = new List[] {
Arrays.asList(2),
Arrays.asList(2)
};
// batch with two commands
ArrayList<ArrayList<Object>> values = new ArrayList<ArrayList<Object>>(2);
values.add(new ArrayList<Object>(Arrays.asList(new Object[] { "a", Boolean.FALSE, new Integer(0) }))); //$NON-NLS-1$
values.add(new ArrayList<Object>(Arrays.asList(new Object[] { "b", Boolean.TRUE, new Integer(1) }))); //$NON-NLS-1$
// Add our expected queries to the final query list
finalQueryList.add(new String("UPDATE pm1.g1 SET e1 = 'a', e3 = FALSE WHERE pm1.g1.e2 = 0")); //$NON-NLS-1$
finalQueryList.add(new String("UPDATE pm1.g1 SET e1 = 'b', e3 = TRUE WHERE pm1.g1.e2 = 1")); //$NON-NLS-1$
// Create the plan and process the query
TestPreparedStatement.helpTestProcessing(preparedSql, values, expected, dataManager, capFinder, RealMetadataFactory.example1Cached(), prepPlanCache, false, false, false, RealMetadataFactory.example1VDB());
// Repeat with different number of commands in batch
expected = new List[] {
Arrays.asList(new Object[] { new Integer(2) })
};
// batch with one command
values = new ArrayList<ArrayList<Object>>(1);
values.add(new ArrayList<Object>(Arrays.asList(new Object[] { "c", Boolean.FALSE, new Integer(1) }))); //$NON-NLS-1$
// Add our expected queries to the final query list
finalQueryList.add(new String("UPDATE pm1.g1 SET e1 = 'c', e3 = FALSE WHERE pm1.g1.e2 = 1")); //$NON-NLS-1$
// Use the cached plan and process the query
TestPreparedStatement.helpTestProcessing(preparedSql, values, expected, dataManager, capFinder, RealMetadataFactory.example1Cached(), prepPlanCache, false, false, true, RealMetadataFactory.example1VDB());
// Repeat with different number of commands in batch
expected = new List[] {
Arrays.asList(2),
Arrays.asList(2),
Arrays.asList(1),
Arrays.asList(1)
};
// batch with four commands
values = new ArrayList<ArrayList<Object>>(4);
values.add(new ArrayList<Object>(Arrays.asList(new Object[] { "d", Boolean.FALSE, new Integer(1)} ))); //$NON-NLS-1$
values.add(new ArrayList<Object>(Arrays.asList(new Object[] { "e", Boolean.FALSE, new Integer(0)} ))); //$NON-NLS-1$
values.add(new ArrayList<Object>(Arrays.asList(new Object[] { "f", Boolean.TRUE, new Integer(2)} ))); //$NON-NLS-1$
values.add(new ArrayList<Object>(Arrays.asList(new Object[] { "g", Boolean.TRUE, new Integer(3)} ))); //$NON-NLS-1$
// Add our expected queries to the final query list
finalQueryList.add(new String("UPDATE pm1.g1 SET e1 = 'd', e3 = FALSE WHERE pm1.g1.e2 = 1")); //$NON-NLS-1$
finalQueryList.add(new String("UPDATE pm1.g1 SET e1 = 'e', e3 = FALSE WHERE pm1.g1.e2 = 0")); //$NON-NLS-1$
finalQueryList.add(new String("UPDATE pm1.g1 SET e1 = 'f', e3 = TRUE WHERE pm1.g1.e2 = 2")); //$NON-NLS-1$
finalQueryList.add(new String("UPDATE pm1.g1 SET e1 = 'g', e3 = TRUE WHERE pm1.g1.e2 = 3")); //$NON-NLS-1$
TestPreparedStatement.helpTestProcessing(preparedSql, values, expected, dataManager, capFinder, RealMetadataFactory.example1Cached(), prepPlanCache, false, false, true,RealMetadataFactory.example1VDB());
// Verify all the queries that were run
assertEquals("Unexpected queries executed -", finalQueryList, dataManager.getQueries()); //$NON-NLS-1$
}
@Test public void testBulkBytePushdown() throws Exception {
String preparedSql = "insert into g1 (e1) values (?)"; //$NON-NLS-1$
TransformationMetadata tm = RealMetadataFactory.fromDDL("create foreign table g1 (e1 varbinary) options (updatable true)", "y", "z");
// Create a testable prepared plan cache
SessionAwareCache<PreparedPlan> prepPlanCache = new SessionAwareCache<PreparedPlan>("preparedplan", DefaultCacheFactory.INSTANCE, SessionAwareCache.Type.PREPAREDPLAN, 0);
// Construct data manager with data
HardcodedDataManager dataManager = new HardcodedDataManager();
dataManager.addData("INSERT INTO g1 (e1) VALUES (?)", new List[] {Arrays.asList(1), Arrays.asList(1)}); //$NON-NLS-1$
// Source capabilities must support batched updates
FakeCapabilitiesFinder capFinder = new FakeCapabilitiesFinder();
BasicSourceCapabilities caps = TestOptimizer.getTypicalCapabilities();
caps.setCapabilitySupport(Capability.BULK_UPDATE, true);
capFinder.addCapabilities("z", caps); //$NON-NLS-1$
ArrayList<List<?>> values = new ArrayList<List<?>>(2);
values.add(Arrays.asList(new byte[1])); //$NON-NLS-1$
values.add(Arrays.asList(new byte[1])); //$NON-NLS-1$
List<?>[] expected = new List[] {
Arrays.asList(1), Arrays.asList(1)
};
// Create the plan and process the query
TestPreparedStatement.helpTestProcessing(preparedSql, values, expected, dataManager, capFinder, tm, prepPlanCache, false, false, false, tm.getVdbMetaData());
Insert insert = (Insert)dataManager.getCommandHistory().iterator().next();
Constant c = (Constant)insert.getValues().get(0);
assertTrue(c.isMultiValued());
assertTrue(((List<?>)c.getValue()).get(0) instanceof BinaryType);
}
}