Examples of com.salesforce.phoenix.compile.QueryCompiler.compile()

Class com.salesforce.phoenix.compile.QueryCompiler

Examples of com.salesforce.phoenix.compile.QueryCompiler.compile()

com.salesforce.phoenix.compile.QueryCompiler.compile()
Builds an executable query plan from a parsed SQL statement @param select parsed SQL statement @return executable query plan @throws SQLException if mismatched types are found, bind value do not match binds,or invalid function arguments are encountered. @throws SQLFeatureNotSupportedException if an unsupported construct is encountered @throws TableNotFoundException if table name not found in schema @throws ColumnNotFoundException if column name could not be resolved @throws AmbiguousColumnException if an unaliased column name is ambiguous across multiple tables

        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            // We can't check the status earlier, because the index table may be out-of-date.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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