Package org.apache.phoenix.optimize

Examples of org.apache.phoenix.optimize.QueryOptimizer

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                options.getQueueSize());
        this.memoryManager = new GlobalMemoryManager(
                Runtime.getRuntime().maxMemory() * options.getMaxMemoryPerc() / 100,
                options.getMaxMemoryWaitMs());
        this.props = options.getProps(defaultProps);
        this.queryOptimizer = new QueryOptimizer(this);
    }
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                        Collections.<ParseNode>emptyList(), null,
                        delete.getOrderBy(), delete.getLimit(),
                        delete.getBindCount(), false, false);
                select = StatementNormalizer.normalize(select, resolver);
                parallelIteratorFactory = hasLimit ? null : new DeletingParallelIteratorFactory(connection, tableRefToBe);
                planToBe = new QueryOptimizer(services).optimize(statement, select, resolver, Collections.<PColumn>emptyList(), parallelIteratorFactory);
            } catch (MetaDataEntityNotFoundException e) {
                // Catch column/column family not found exception, as our meta data may
                // be out of sync. Update the cache once and retry if we were out of sync.
                // Otherwise throw, as we'll just get the same error next time.
                if (retryOnce) {
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        }
       
        RowProjector projectorToBe = null;
        // Optimize only after all checks have been performed
        if (valueNodes == null) {
            queryPlanToBe = new QueryOptimizer(services).optimize(queryPlanToBe, statement, targetColumns, parallelIteratorFactoryToBe);
            projectorToBe = queryPlanToBe.getProjector();
            runOnServer &= queryPlanToBe.getTableRef().equals(tableRefToBe);
        }
        final List<PColumn> allColumns = allColumnsToBe;
        final RowProjector projector = projectorToBe;
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                hint, false, aliasedNodes, delete.getWhere(),
                Collections.<ParseNode>emptyList(), null,
                delete.getOrderBy(), delete.getLimit(),
                delete.getBindCount(), false);
        DeletingParallelIteratorFactory parallelIteratorFactory = hasLimit ? null : new DeletingParallelIteratorFactory(connection, tableRef);
        final QueryPlan plan = new QueryOptimizer(services).optimize(select, statement, Collections.<PColumn>emptyList(), parallelIteratorFactory);
        runOnServer &= plan.getTableRef().equals(tableRef);
       
        final int maxSize = services.getProps().getInt(QueryServices.MAX_MUTATION_SIZE_ATTRIB,QueryServicesOptions.DEFAULT_MAX_MUTATION_SIZE);
        if (hasImmutableIndexWithKeyValueColumns(tableRef)) {
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                options.getQueueSize());
        this.memoryManager = new GlobalMemoryManager(
                Runtime.getRuntime().totalMemory() * options.getMaxMemoryPerc() / 100,
                options.getMaxMemoryWaitMs());
        this.props = options.getProps();
        this.queryOptimizer = new QueryOptimizer(this);
    }
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                hint = HintNode.create(hint, Hint.USE_DATA_OVER_INDEX_TABLE);
            }
            select = SelectStatement.create(select, hint);
            // Pass scan through if same table in upsert and select so that projection is computed correctly
            // Use optimizer to choose the best plan
            plan = new QueryOptimizer(services).optimize(select, statement, targetColumns, parallelIteratorFactory);
            runOnServer &= plan.getTableRef().equals(tableRef);
            rowProjectorToBe = plan.getProjector();
            nValuesToSet = rowProjectorToBe.getColumnCount();
            // Cannot auto commit if doing aggregation or topN or salted
            // Salted causes problems because the row may end up living on a different region
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                Collections.<ParseNode>emptyList(), null,
                delete.getOrderBy(), delete.getLimit(),
                delete.getBindCount(), false);
        select = StatementNormalizer.normalize(select, resolver);
        DeletingParallelIteratorFactory parallelIteratorFactory = hasLimit ? null : new DeletingParallelIteratorFactory(connection, tableRef);
        final QueryPlan plan = new QueryOptimizer(services).optimize(statement, select, resolver, Collections.<PColumn>emptyList(), parallelIteratorFactory);
        if (!plan.getTableRef().equals(tableRef)) {
            runOnServer = false;
            noQueryReqd = false;
        }
       
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                hint = HintNode.create(hint, Hint.USE_DATA_OVER_INDEX_TABLE);
            }
            select = SelectStatement.create(select, hint);
            // Pass scan through if same table in upsert and select so that projection is computed correctly
            // Use optimizer to choose the best plan
            plan = new QueryOptimizer(services).optimize(statement, select, selectResolver, targetColumns, parallelIteratorFactory);
            runOnServer &= plan.getTableRef().equals(tableRef);
            rowProjectorToBe = plan.getProjector();
            nValuesToSet = rowProjectorToBe.getColumnCount();
            // Cannot auto commit if doing aggregation or topN or salted
            // Salted causes problems because the row may end up living on a different region
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        }
       
        RowProjector projectorToBe = null;
        // Optimize only after all checks have been performed
        if (valueNodes == null) {
            queryPlanToBe = new QueryOptimizer(services).optimize(queryPlanToBe, statement, targetColumns, parallelIteratorFactoryToBe);
            projectorToBe = queryPlanToBe.getProjector();
            runOnServer &= queryPlanToBe.getTableRef().equals(tableRefToBe);
        }
        final List<PColumn> allColumns = allColumnsToBe;
        final RowProjector projector = projectorToBe;
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                        Collections.<ParseNode>emptyList(), null,
                        delete.getOrderBy(), delete.getLimit(),
                        delete.getBindCount(), false, false);
                select = StatementNormalizer.normalize(select, resolver);
                parallelIteratorFactory = hasLimit ? null : new DeletingParallelIteratorFactory(connection, tableRefToBe);
                planToBe = new QueryOptimizer(services).optimize(statement, select, resolver, Collections.<PColumn>emptyList(), parallelIteratorFactory);
            } catch (MetaDataEntityNotFoundException e) {
                // Catch column/column family not found exception, as our meta data may
                // be out of sync. Update the cache once and retry if we were out of sync.
                // Otherwise throw, as we'll just get the same error next time.
                if (retryOnce) {
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Related Classes of org.apache.phoenix.optimize.QueryOptimizer

  • org.apache.phoenix.compile.ColumnResolver
  • org.apache.phoenix.compile.DeleteCompiler
  • org.apache.phoenix.compile.QueryCompiler
  • org.apache.phoenix.compile.QueryPlan
  • org.apache.phoenix.compile.SequenceManager
  • org.apache.phoenix.compile.UpsertCompiler
  • org.apache.phoenix.parse.SelectStatement
  • org.apache.phoenix.query.BaseQueryServicesImpl
  • org.apache.phoenix.schema.PTable
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