Examples with OptimizerRule org.teiid.query.optimizer.relational.OptimizerRule used on opensource projects

Example 1 with OptimizerRule

use of org.teiid.query.optimizer.relational.OptimizerRule in project teiid by teiid.

the class TestRuleAccessPatternValidation method helpExecuteRules.

/**
 * Simulate execution of the QueryOptimizer rules stack
 */
private static PlanNode helpExecuteRules(RuleStack rules, PlanNode plan, QueryMetadataInterface metadata, boolean debug) throws QueryPlannerException, QueryMetadataException, TeiidComponentException {
    CommandContext context = new CommandContext();
    while (!rules.isEmpty()) {
        if (debug) {
            // $NON-NLS-1$
            System.out.println("\n============================================================================");
        }
        OptimizerRule rule = rules.pop();
        if (debug) {
            // $NON-NLS-1$
            System.out.println("EXECUTING " + rule);
        }
        plan = rule.execute(plan, metadata, FINDER, rules, new AnalysisRecord(false, debug), context);
        if (debug) {
            // $NON-NLS-1$
            System.out.println("\nAFTER: \n" + plan);
        }
    }
    return plan;
}