Package org.teiid.query.optimizer.relational.rules

Examples of org.teiid.query.optimizer.relational.rules.JoinRegion

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        RulePlanJoins.findJoinRegions(source, null, regions);
       
        assertEquals(3, regions.size());
       
        JoinRegion region = (JoinRegion)regions.get(0);
       
        //ensure that the first region is the trivial region of the outer join
        assertEquals(1, region.getJoinSourceNodes().size());
    }
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        RulePlanJoins.findJoinRegions(source, null, regions);
       
        assertEquals(1, regions.size());
       
        JoinRegion region = (JoinRegion)regions.get(0);
       
        assertEquals(3, region.getJoinSourceNodes().size());
       
        assertEquals(joinRoot, region.getJoinRoot());
       
        region.changeJoinOrder(new Object[] {new Integer(1), new Integer(0), new Integer(2)});
       
        region.reconstructJoinRegoin();
       
        PlanNode root = region.getJoinRoot();
       
        assertEquals(NodeConstants.Types.JOIN, root.getFirstChild().getType());
       
        //the tree is now left linear so go down a couple of levels to get to the first source
        assertEquals(NodeConstants.Types.SOURCE, root.getFirstChild().getFirstChild().getFirstChild().getType());
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        PlanNode accessNode = NodeFactory.getNewNode(NodeConstants.Types.ACCESS);
       
        source.addFirstChild(accessNode);
       
        JoinRegion region = new JoinRegion();
       
        region.addJoinSourceNode(accessNode);
       
        region.reconstructJoinRegoin();
       
        assertEquals(NodeConstants.Types.ACCESS, region.getJoinRoot().getType());
    }
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Related Classes of org.teiid.query.optimizer.relational.rules.JoinRegion

  • org.teiid.query.optimizer.relational.plantree.PlanNode
  • org.teiid.query.optimizer.relational.rules.TestJoinRegion
  • org.teiid.query.sql.lang.CompareCriteria
  • org.teiid.query.sql.lang.CompoundCriteria
  • org.teiid.query.sql.lang.Criteria
  • org.teiid.query.sql.symbol.ElementSymbol
  • org.teiid.query.sql.symbol.Function
  • java.util.Iterator
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