Package org.jboss.dna.graph.query.model

Examples of org.jboss.dna.graph.query.model.JoinType

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                assert node.getChildCount() == 2;
                ProcessingComponent left = createComponent(originalQuery, context, node.getFirstChild(), columns, analyzer);
                ProcessingComponent right = createComponent(originalQuery, context, node.getLastChild(), columns, analyzer);
                // Create the join component ...
                JoinAlgorithm algorithm = node.getProperty(Property.JOIN_ALGORITHM, JoinAlgorithm.class);
                JoinType joinType = node.getProperty(Property.JOIN_TYPE, JoinType.class);
                JoinCondition joinCondition = node.getProperty(Property.JOIN_CONDITION, JoinCondition.class);
                switch (algorithm) {
                    case MERGE:
                        if (joinCondition instanceof SameNodeJoinCondition) {
                            SameNodeJoinCondition condition = (SameNodeJoinCondition)joinCondition;
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                                TypeSystem typeSystem ) {
        Source source = null;
        tokens.consume("FROM");
        source = parseNamedSelector(tokens);
        while (tokens.hasNext()) {
            JoinType joinType = null;
            if (tokens.canConsume("JOIN") || tokens.canConsume("INNER", "JOIN")) {
                joinType = JoinType.INNER;
            } else if (tokens.canConsume("OUTER", "JOIN") || tokens.canConsume("LEFT", "JOIN")
                       || tokens.canConsume("LEFT", "OUTER", "JOIN")) {
                joinType = JoinType.LEFT_OUTER;
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     * @param joinNode the JOIN node; may not be null
     * @return true if the criteria was pushed down, or false otherwise
     */
    protected boolean pushDownJoinCriteria( PlanNode criteriaNode,
                                            PlanNode joinNode ) {
        JoinType joinType = (JoinType)joinNode.getProperty(Property.JOIN_TYPE);

        switch (joinType) {
            case CROSS:
                joinNode.setProperty(Property.JOIN_TYPE, JoinType.INNER);
                moveCriteriaIntoOnClause(criteriaNode, joinNode);
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Related Classes of org.jboss.dna.graph.query.model.JoinType

  • org.jboss.dna.graph.query.optimize.PushSelectCriteria
  • org.jboss.dna.graph.query.parse.SqlQueryParser
  • org.jboss.dna.graph.query.process.QueryProcessor
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