Package com.salesforce.phoenix.compile

Examples of com.salesforce.phoenix.compile.QueryCompiler

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            return lastQueryPlan = connection.getQueryServices().getOptimizer().optimize(this, PhoenixStatement.this);
        }
       
        @Override
        public StatementPlan compilePlan() throws SQLException {
            return new QueryCompiler(PhoenixStatement.this).compile(this);
        }
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        @Override
        public ResultSetMetaData getResultSetMetaData() throws SQLException {
            if (resultSetMetaData == null) {
                // Just compile top level query without optimizing to get ResultSetMetaData
                QueryPlan plan = new QueryCompiler(PhoenixStatement.this).compile(this);
                resultSetMetaData = new PhoenixResultSetMetaData(connection, plan.getProjector());
            }
            return resultSetMetaData;
        }
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    public QueryPlan optimize(SelectStatement select, PhoenixStatement statement) throws SQLException {
        return optimize(select, statement, Collections.<PColumn>emptyList(), null);
    }

    public QueryPlan optimize(SelectStatement select, PhoenixStatement statement, List<? extends PDatum> targetColumns, ParallelIteratorFactory parallelIteratorFactory) throws SQLException {
        QueryCompiler compiler = new QueryCompiler(statement, targetColumns, parallelIteratorFactory);
        QueryPlan dataPlan = compiler.compile(select);
        if (!useIndexes || select.getFrom().size() > 1) {
            return dataPlan;
        }
        // Get the statement as it's been normalized now
        // TODO: the recompile for the index tables could skip the normalize step
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        String tableName = '"' + index.getTableName().getString() + '"';
        List<? extends TableNode> tables = Collections.singletonList(FACTORY.namedTable(alias, FACTORY.table(schemaName, tableName)));
        try {
            SelectStatement indexSelect = FACTORY.select(select, tables);           
            QueryCompiler compiler = new QueryCompiler(statement, targetColumns, parallelIteratorFactory);
            QueryPlan plan = compiler.compile(indexSelect);
            // Checking the index status and number of columns handles the wildcard cases correctly
            // We can't check the status earlier, because the index table may be out-of-date.
            if (plan.getTableRef().getTable().getIndexState() == PIndexState.ACTIVE && plan.getProjector().getColumnCount() == nColumns) {
                plans.add(plan);
                return true;
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Related Classes of com.salesforce.phoenix.compile.QueryCompiler

  • com.salesforce.hbase.index.util.ImmutableBytesPtr
  • com.salesforce.phoenix.compile.GroupByCompiler.GroupBy
  • com.salesforce.phoenix.compile.JoinCompiler.JoinSpec
  • com.salesforce.phoenix.compile.JoinCompiler.JoinTable
  • com.salesforce.phoenix.compile.JoinCompiler.ProjectedPTableWrapper
  • com.salesforce.phoenix.compile.JoinCompiler.PTableWrapper
  • com.salesforce.phoenix.compile.OrderByCompiler.OrderBy
  • com.salesforce.phoenix.execute.AggregatePlan
  • com.salesforce.phoenix.execute.BasicQueryPlan
  • com.salesforce.phoenix.execute.DegenerateQueryPlan
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