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* Lesser General Public License for more details.
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package org.teiid.query.processor;
import static org.junit.Assert.*;
import static org.teiid.query.processor.TestProcessor.*;
import java.util.Arrays;
import java.util.List;
import org.junit.Test;
import org.teiid.api.exception.query.QueryProcessingException;
import org.teiid.metadata.Table;
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.DefaultCapabilitiesFinder;
import org.teiid.query.resolver.TestResolver;
import org.teiid.query.unittest.RealMetadataFactory;
import org.teiid.query.util.CommandContext;
import org.teiid.query.validator.TestUpdateValidator;
@SuppressWarnings("nls")
public class TestTriggerActions {
private static final String GX = "GX";
private static final String VM1 = "VM1";
@Test public void testInsert() throws Exception {
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 sql = "insert into gx (x, y) values (1, 2)";
FakeDataManager dm = new FakeDataManager();
FakeDataStore.addTable("pm1.g1", dm, metadata);
CommandContext context = createCommandContext();
BasicSourceCapabilities caps = TestOptimizer.getTypicalCapabilities();
ProcessorPlan plan = TestProcessor.helpGetPlan(TestResolver.helpResolve(sql, metadata), metadata, new DefaultCapabilitiesFinder(caps), context);
List<?>[] expected = new List[] {Arrays.asList(1)};
helpProcess(plan, context, dm, expected);
}
@Test public void testInsertWithDefault() throws Exception {
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 sql = "insert into gx (x) values (1)";
FakeDataManager dm = new FakeDataManager();
FakeDataStore.addTable("pm1.g1", dm, metadata);
CommandContext context = createCommandContext();
BasicSourceCapabilities caps = TestOptimizer.getTypicalCapabilities();
ProcessorPlan plan = TestProcessor.helpGetPlan(TestResolver.helpResolve(sql, metadata), metadata, new DefaultCapabilitiesFinder(caps), context);
List<?>[] expected = new List[] {Arrays.asList(1)};
helpProcess(plan, context, dm, expected);
}
@Test public void testInsertWithQueryExpression() throws Exception {
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 sql = "insert into gx (x, y) select e1, e2 from pm1.g1";
FakeDataManager dm = new FakeDataManager();
FakeDataStore.addTable("pm1.g1", dm, metadata);
CommandContext context = createCommandContext();
BasicSourceCapabilities caps = TestOptimizer.getTypicalCapabilities();
ProcessorPlan plan = TestProcessor.helpGetPlan(TestResolver.helpResolve(sql, metadata), metadata, new DefaultCapabilitiesFinder(caps), context);
List<?>[] expected = new List[] {Arrays.asList(6)};
helpProcess(plan, context, dm, expected);
}
@Test public void testDynamic() throws Exception {
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("FOR EACH ROW BEGIN ATOMIC END");
t.setUpdatePlan("");
t.setInsertPlan("FOR EACH ROW BEGIN execute immediate 'delete from gx where gx.x = new.x'; END");
String sql = "insert into gx (x, y) select e1, e2 from pm1.g1";
FakeDataManager dm = new FakeDataManager();
FakeDataStore.addTable("pm1.g1", dm, metadata);
CommandContext context = createCommandContext();
BasicSourceCapabilities caps = TestOptimizer.getTypicalCapabilities();
ProcessorPlan plan = TestProcessor.helpGetPlan(TestResolver.helpResolve(sql, metadata), metadata, new DefaultCapabilitiesFinder(caps), context);
List<?>[] expected = new List[] {Arrays.asList(6)};
helpProcess(plan, context, dm, expected);
}
@Test public void testDynamicUpdate() throws Exception {
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("FOR EACH ROW BEGIN execute immediate 'update pm1.g1 set e1 = new.x where e2 = new.y'; END");
t.setInsertPlan("");
String sql = "update gx set x = 1 where y = 2";
HardcodedDataManager dm = new HardcodedDataManager();
dm.addData("UPDATE pm1.g1 SET e1 = '1' WHERE e2 = 2", new List[] {Arrays.asList(1)});
CommandContext context = createCommandContext();
BasicSourceCapabilities caps = TestOptimizer.getTypicalCapabilities();
ProcessorPlan plan = TestProcessor.helpGetPlan(TestResolver.helpResolve(sql, metadata), metadata, new DefaultCapabilitiesFinder(caps), context);
List<?>[] expected = new List[] {Arrays.asList(1)};
helpProcess(plan, context, dm, expected);
}
@Test public void testDynamicRecursion() throws Exception {
TransformationMetadata metadata = TestUpdateValidator.example1();
TestUpdateValidator.createView("select 'a' as x, 2 as y", metadata, GX);
Table t = metadata.getMetadataStore().getSchemas().get(VM1).getTables().get(GX);
t.setDeletePlan("FOR EACH ROW BEGIN ATOMIC insert into gx (x, y) values (old.x, old.y); END");
t.setUpdatePlan("");
t.setInsertPlan("FOR EACH ROW BEGIN execute immediate 'delete from gx where gx.x = new.x'; END");
String sql = "insert into gx (x, y) select e1, e2 from pm1.g1";
FakeDataManager dm = new FakeDataManager();
FakeDataStore.addTable("pm1.g1", dm, metadata);
CommandContext context = createCommandContext();
BasicSourceCapabilities caps = TestOptimizer.getTypicalCapabilities();
ProcessorPlan plan = TestProcessor.helpGetPlan(TestResolver.helpResolve(sql, metadata), metadata, new DefaultCapabilitiesFinder(caps), context);
try {
helpProcess(plan, context, dm, null);
fail();
} catch (QueryProcessingException e) {
assertEquals("TEIID30168 Couldn't execute the dynamic SQL command \"EXECUTE IMMEDIATE 'delete from gx where gx.x = new.x'\" with the SQL statement \"delete from gx where gx.x = new.x\" due to: TEIID30347 There is a recursive invocation of group 'I gx'. Please correct the SQL.", e.getMessage());
}
}
@Test public void testDelete() throws Exception {
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("FOR EACH ROW BEGIN delete from pm1.g1 where e2 = old.x; END");
t.setUpdatePlan("");
t.setInsertPlan("");
String sql = "delete from gx where y = 2";
FakeDataManager dm = new FakeDataManager();
FakeDataStore.addTable("pm1.g1", dm, metadata);
CommandContext context = createCommandContext();
BasicSourceCapabilities caps = TestOptimizer.getTypicalCapabilities();
ProcessorPlan plan = TestProcessor.helpGetPlan(TestResolver.helpResolve(sql, metadata), metadata, new DefaultCapabilitiesFinder(caps), context);
List<?>[] expected = new List[] {Arrays.asList(1)};
helpProcess(plan, context, dm, expected);
}
@Test public void testUpdate() throws Exception {
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("FOR EACH ROW BEGIN update pm1.g1 set e2 = new.y where e2 = old.y; END");
t.setInsertPlan("");
String sql = "update gx set y = 5";
FakeDataManager dm = new FakeDataManager();
FakeDataStore.addTable("pm1.g1", dm, metadata);
CommandContext context = createCommandContext();
BasicSourceCapabilities caps = TestOptimizer.getTypicalCapabilities();
ProcessorPlan plan = TestProcessor.helpGetPlan(TestResolver.helpResolve(sql, metadata), metadata, new DefaultCapabilitiesFinder(caps), context);
List<?>[] expected = new List[] {Arrays.asList(1)};
helpProcess(plan, context, dm, expected);
assertEquals("UPDATE pm1.g1 SET e2 = 5 WHERE e2 = 2", dm.getQueries().get(0));
}
@Test public void testUpdateWithChanging() throws Exception {
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("FOR EACH ROW BEGIN update pm1.g1 set e2 = case when changing.y then new.y end where e2 = old.y; END");
t.setInsertPlan("");
String sql = "update gx set y = 5";
FakeDataManager dm = new FakeDataManager();
FakeDataStore.addTable("pm1.g1", dm, metadata);
CommandContext context = createCommandContext();
BasicSourceCapabilities caps = TestOptimizer.getTypicalCapabilities();
ProcessorPlan plan = TestProcessor.helpGetPlan(TestResolver.helpResolve(sql, metadata), metadata, new DefaultCapabilitiesFinder(caps), context);
List<?>[] expected = new List[] {Arrays.asList(1)};
helpProcess(plan, context, dm, expected);
assertEquals("UPDATE pm1.g1 SET e2 = 5 WHERE e2 = 2", dm.getQueries().get(0));
}
@Test public void testUpdateWithNonConstant() throws Exception {
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("FOR EACH ROW BEGIN update pm1.g1 set e2 = new.y where e2 = old.y; END");
t.setInsertPlan("");
String sql = "update gx set y = x";
FakeDataManager dm = new FakeDataManager();
FakeDataStore.addTable("pm1.g1", dm, metadata);
CommandContext context = createCommandContext();
BasicSourceCapabilities caps = TestOptimizer.getTypicalCapabilities();
ProcessorPlan plan = TestProcessor.helpGetPlan(TestResolver.helpResolve(sql, metadata), metadata, new DefaultCapabilitiesFinder(caps), context);
List<?>[] expected = new List[] {Arrays.asList(1)};
helpProcess(plan, context, dm, expected);
assertEquals("UPDATE pm1.g1 SET e2 = 1 WHERE e2 = 2", dm.getQueries().get(0));
}
@Test public void testUpdateSetExpression() throws Exception {
TransformationMetadata metadata = RealMetadataFactory.fromDDL("create foreign table g1 (e1 string, e2 integer) options (updatable true);"
+ " create view GX options (updatable true) as select '1' as x, 2 as y;"
+ " create trigger on GX instead of update as for each row begin update g1 set e1 = new.x, e2 = new.y where e2 = old.y; END", "x", "y");
String sql = "update gx set x = x || 'a' where y = 2";
HardcodedDataManager dm = new HardcodedDataManager();
dm.addData("UPDATE g1 SET e1 = '1a', e2 = 2 WHERE e2 = 2", new List[] {Arrays.asList(1)});
CommandContext context = createCommandContext();
BasicSourceCapabilities caps = TestOptimizer.getTypicalCapabilities();
ProcessorPlan plan = TestProcessor.helpGetPlan(TestResolver.helpResolve(sql, metadata), metadata, new DefaultCapabilitiesFinder(caps), context);
List<?>[] expected = new List[] {Arrays.asList(1)};
helpProcess(plan, context, dm, expected);
}
@Test public void testUpdateIfDistinct() throws Exception {
TransformationMetadata metadata = RealMetadataFactory.fromDDL("create foreign table g1 (e1 string, e2 integer) options (updatable true);"
+ " create view GX options (updatable true) as select '1' as x, 2 as y union all select '2' as x, 2 as y;"
+ " create trigger on GX instead of update as for each row begin if (\"new\" is distinct from \"old\") update g1 set e1 = new.x, e2 = new.y where e2 = old.y; END", "x", "y");
String sql = "update gx set x = x || 'a' where y = 2";
HardcodedDataManager dm = new HardcodedDataManager();
dm.addData("UPDATE g1 SET e1 = '1a', e2 = 2 WHERE e2 = 2", new List[] {Arrays.asList(1)});
dm.addData("UPDATE g1 SET e1 = '2a', e2 = 2 WHERE e2 = 2", new List[] {Arrays.asList(1)});
CommandContext context = createCommandContext();
BasicSourceCapabilities caps = TestOptimizer.getTypicalCapabilities();
ProcessorPlan plan = TestProcessor.helpGetPlan(TestResolver.helpResolve(sql, metadata), metadata, new DefaultCapabilitiesFinder(caps), context);
List<?>[] expected = new List[] {Arrays.asList(2)};
helpProcess(plan, context, dm, expected);
metadata = RealMetadataFactory.fromDDL("create foreign table g1 (e1 string, e2 integer) options (updatable true);"
+ " create view GX options (updatable true) as select '1' as x, 2 as y union all select '2' as x, 2 as y;"
+ " create trigger on GX instead of update as for each row begin if (\"new\" is not distinct from \"old\") update g1 set e1 = new.x, e2 = new.y where e2 = old.y; END", "x", "y");
//no updates expected
dm.clearData();
context = createCommandContext();
plan = TestProcessor.helpGetPlan(TestResolver.helpResolve(sql, metadata), metadata, new DefaultCapabilitiesFinder(caps), context);
expected = new List[] {Arrays.asList(2)};
helpProcess(plan, context, dm, expected);
}
@Test public void testUpdateIfDistinctVariables() throws Exception {
TransformationMetadata metadata = RealMetadataFactory.fromDDL("create foreign table g1 (e1 string, e2 integer) options (updatable true);"
+ " create view GX options (updatable true) as select '1' as x, 2 as y union all select '2' as x, 2 as y;"
+ " create trigger on GX instead of update as for each row begin if (\"new\" is distinct from variables) update g1 set e1 = new.x, e2 = new.y where e2 = old.y; END", "x", "y");
String sql = "update gx set x = x || 'a' where y = 2";
HardcodedDataManager dm = new HardcodedDataManager();
dm.addData("UPDATE g1 SET e1 = '1a', e2 = 2 WHERE e2 = 2", new List[] {Arrays.asList(1)});
dm.addData("UPDATE g1 SET e1 = '2a', e2 = 2 WHERE e2 = 2", new List[] {Arrays.asList(1)});
CommandContext context = createCommandContext();
BasicSourceCapabilities caps = TestOptimizer.getTypicalCapabilities();
ProcessorPlan plan = TestProcessor.helpGetPlan(TestResolver.helpResolve(sql, metadata), metadata, new DefaultCapabilitiesFinder(caps), context);
List<?>[] expected = new List[] {Arrays.asList(2)};
helpProcess(plan, context, dm, expected);
}
@Test public void testInsertWithQueryExpressionAndAlias() throws Exception {
TransformationMetadata metadata = RealMetadataFactory.fromDDL(
"create foreign table tablea (TEST_ID integer, TEST_NBR bigdecimal) options (updatable true);\n" +
"create foreign table tableb (TEST_ID integer, TEST_NBR bigdecimal);\n" +
"create view viewa options (updatable true) as SELECT TEST_ID, TEST_NBR FROM tablea;\n" +
"create trigger on viewa instead of insert as for each row begin atomic "
+ "INSERT INTO tablea (tablea.TEST_ID, tablea.TEST_NBR) VALUES (\"NEW\".TEST_ID, \"NEW\".TEST_NBR); END;"
, "x", "y");
String sql = "insert into viewa (TEST_ID, TEST_NBR) SELECT TEST_ID AS X, TEST_NBR FROM tableb";
HardcodedDataManager dm = new HardcodedDataManager();
dm.addData("INSERT INTO tablea (TEST_ID, TEST_NBR) VALUES (1, 2.0)", Arrays.asList(1));
dm.addData("SELECT g_0.TEST_ID, g_0.TEST_NBR FROM y.tableb AS g_0", Arrays.asList(1, 2.0));
CommandContext context = createCommandContext();
BasicSourceCapabilities caps = TestOptimizer.getTypicalCapabilities();
ProcessorPlan plan = TestProcessor.helpGetPlan(TestResolver.helpResolve(sql, metadata), metadata, new DefaultCapabilitiesFinder(caps), context);
List<?>[] expected = new List[] {Arrays.asList(1)};
helpProcess(plan, context, dm, expected);
}
}