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.

        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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        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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        caps.setCapabilitySupport(Capability.QUERY_SELECT_EXPRESSION, true);
        caps.setCapabilitySupport(Capability.QUERY_SUBQUERIES_CORRELATED, true);
        caps.setCapabilitySupport(Capability.CRITERIA_IN_SUBQUERY, true);
        capFinder.addCapabilities("pm1", caps); //$NON-NLS-1$
        
        Command command = helpParse(sql);   
        ProcessorPlan plan = helpGetPlan(command, metadata, capFinder);
        
        // Run query
        helpProcess(plan, dataManager, expected);

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        capFinder.addCapabilities("pm1", caps); //$NON-NLS-1$


        // Plan query
        String sql = "SELECT e1 FROM pm1.g2 WHERE LOOKUP('pm1.g1','e1', 'e2', 0) = e1";//$NON-NLS-1$
        QueryMetadataInterface metadata = FakeMetadataFactory.example1Cached();
        Command command = TestProcessor.helpParse(sql);   
        CommandContext context = createCommandContext();
        ProcessorPlan plan = helpGetPlan(command, metadata, capFinder, context);
        
        // Run query
        List[] expected = new List[] {

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        }
        if(sourceNode.getType() != NodeConstants.Types.SOURCE) {
            sourceNode = sourceNode.getFirstChild();
        } 
        if(sourceNode != null && sourceNode.getType() == NodeConstants.Types.SOURCE) {
            Command command = (Command) sourceNode.getProperty(NodeConstants.Info.VIRTUAL_COMMAND);
            if(! (command instanceof QueryCommand)) {
                return command;
            }                
        }
        return null;

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    }
    
    static boolean isProcedure(PlanNode projectNode) {
        if(projectNode.getType() == NodeConstants.Types.PROJECT && projectNode.getChildCount() > 0) {
            PlanNode accessNode = projectNode.getFirstChild();
            Command command = getNonQueryCommand(accessNode);
            return command instanceof StoredProcedure;
        }
        return false;
    }

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