Examples of org.teiid.query.sql.lang.Command

org.teiid.query.sql.lang.Command
A Command is an interface for all the language objects that are at the root of a language object tree representing a SQL statement. For instance, a Query command represents a SQL select query, an Update command represents a SQL update statement, etc.

        caps.setCapabilitySupport(Capability.QUERY_AGGREGATES_SUM, true);
        capFinder.addCapabilities("BQT1", caps); //$NON-NLS-1$


        QueryMetadataInterface metadata = FakeMetadataFactory.exampleBQTCached();
        
        Command command = helpParse(sql);   
        ProcessorPlan plan = helpGetPlan(command, metadata, capFinder);
        
        Set actualQueries = TestOptimizer.getAtomicQueries(plan);
        String expectedSql = "SELECT BQT1.SmallA.IntKey FROM BQT1.SmallA"; //$NON-NLS-1$
        assertEquals(1, actualQueries.size());

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        BasicSourceCapabilities caps = new BasicSourceCapabilities();
        capFinder.addCapabilities("BQT1", caps); //$NON-NLS-1$


        QueryMetadataInterface metadata = FakeMetadataFactory.exampleBQTCached();
        
        Command command = helpParse(sql);   
        ProcessorPlan plan = helpGetPlan(command, metadata, capFinder);
        
        Set actualQueries = TestOptimizer.getAtomicQueries(plan);
        String expectedSql = "SELECT BQT1.SmallA.StringKey FROM BQT1.SmallA"; //$NON-NLS-1$
        assertEquals(1, actualQueries.size());

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        caps.setCapabilitySupport(Capability.QUERY_UNION, true);
        capFinder.addCapabilities("BQT1", caps); //$NON-NLS-1$


        QueryMetadataInterface metadata = FakeMetadataFactory.exampleBQTCached();


        Command command = helpParse(sql);   
        ProcessorPlan plan = helpGetPlan(command, metadata, capFinder);
        
        Set actualQueries = TestOptimizer.getAtomicQueries(plan);
        String expectedSql = "SELECT 'a' AS c_0, BQT1.SmallA.IntKey AS c_1 FROM BQT1.SmallA UNION ALL SELECT 'b' AS c_0, BQT1.SmallB.IntKey AS c_1 FROM BQT1.SmallB"; //$NON-NLS-1$
        assertEquals(1, actualQueries.size());

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        FakeCapabilitiesFinder capFinder = new FakeCapabilitiesFinder();
        capFinder.addCapabilities("BQT1", new BasicSourceCapabilities()); //$NON-NLS-1$
        capFinder.addCapabilities("BQT2", new BasicSourceCapabilities()); //$NON-NLS-1$


        Command command = helpParse(sql);
        ProcessorPlan plan = helpGetPlan(command, FakeMetadataFactory.exampleBQTCached(), capFinder);
        
        // Construct data manager with data        
        HardcodedDataManager dataManager = new HardcodedDataManager();
        List[] data1 = new List[] {

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        BasicSourceCapabilities caps = TestOptimizer.getTypicalCapabilities();
        caps.setCapabilitySupport(Capability.QUERY_UNION, true);
        caps.setCapabilitySupport(Capability.QUERY_SELECT_EXPRESSION, true);
        capFinder.addCapabilities("p1", caps); //$NON-NLS-1$


        Command command = helpParse(sql);
        ProcessorPlan plan = helpGetPlan(command, metadata, capFinder);
         
        // Run query 
        // Create expected results 
        List[] expected = new List[] {

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        caps.setCapabilitySupport(Capability.QUERY_UNION, true); 
        caps.setCapabilitySupport(Capability.QUERY_SELECT_EXPRESSION, true); 
        capFinder.addCapabilities("BQT1", caps); //$NON-NLS-1$ 
        capFinder.addCapabilities("BQT2", caps); //$NON-NLS-1$ 
 
        Command command = helpParse(sql); 
        ProcessorPlan plan = helpGetPlan(command, FakeMetadataFactory.exampleBQTCached(), capFinder); 
 
        // Run query  
        // Create expected results  
        List[] expected = new List[] {

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        capFinder.addCapabilities("pm1", caps); //$NON-NLS-1$
        capFinder.addCapabilities("pm2", caps); //$NON-NLS-1$
        
        FakeMetadataFacade metadata = FakeMetadataFactory.example1Cached();
        
        Command command = helpParse(sql);   
        ProcessorPlan plan = helpGetPlan(command, metadata, capFinder);
        
        // Run query
        helpProcess(plan, dataManager, expected);
    }

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        capFinder.addCapabilities("BQT2", caps); //$NON-NLS-1$
        capFinder.addCapabilities("BQT3", caps); //$NON-NLS-1$
        
        QueryMetadataInterface metadata = FakeMetadataFactory.exampleBQTCached();
        
        Command command = helpParse(sql);   
        ProcessorPlan plan = helpGetPlan(command, metadata, capFinder);
        
        // Run query
        helpProcess(plan, dataManager, expected);

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        capFinder.addCapabilities("BQT2", caps); //$NON-NLS-1$
        capFinder.addCapabilities("BQT3", caps); //$NON-NLS-1$
        
        QueryMetadataInterface metadata = FakeMetadataFactory.exampleBQTCached();
        
        Command command = helpParse(sql);   
        ProcessorPlan plan = helpGetPlan(command, metadata, capFinder);
        
        // Run query
        helpProcess(plan, dataManager, expected);

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        capFinder.addCapabilities("BQT2", caps); //$NON-NLS-1$
        capFinder.addCapabilities("BQT3", caps); //$NON-NLS-1$
        
        QueryMetadataInterface metadata = FakeMetadataFactory.exampleBQTCached();
        
        Command command = helpParse(sql);   
        ProcessorPlan plan = helpGetPlan(command, metadata, capFinder);
        
        // Run query
        helpProcess(plan, dataManager, expected);

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