Package com.salesforce.phoenix.parse

Examples of com.salesforce.phoenix.parse.ParseNode

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    private HavingCompiler() {
    }

    public static Expression compile(StatementContext context, SelectStatement statement, GroupBy groupBy) throws SQLException {
        ParseNode having = statement.getHaving();
        if (having == null) {
            return null;
        }
        ExpressionCompiler expressionBuilder = new ExpressionCompiler(context, groupBy);
        Expression expression = having.accept(expressionBuilder);
        if (expression.getDataType() != PDataType.BOOLEAN) {
            throw TypeMismatchException.newException(PDataType.BOOLEAN, expression.getDataType(), expression.toString());
        }
        if (LiteralExpression.isFalse(expression)) {
            context.setScanRanges(ScanRanges.NOTHING);
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        }
        return expression;
    }

    public static SelectStatement rewrite(StatementContext context, SelectStatement statement, GroupBy groupBy) throws SQLException {
        ParseNode having = statement.getHaving();
        if (having == null) {
            return statement;
        }
        HavingClauseVisitor visitor = new HavingClauseVisitor(context, groupBy);
        having.accept(visitor);
        statement = SelectStatementRewriter.moveFromHavingToWhereClause(statement, visitor.getMoveToWhereClauseExpressions());
        return statement;
    }
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     * @param statement TODO
     */
    public static Expression compileWhereClause(StatementContext context, FilterableStatement statement,
            Set<Expression> extractedNodes) throws SQLException {
        WhereExpressionCompiler whereCompiler = new WhereExpressionCompiler(context);
        ParseNode where = statement.getWhere();
        Expression expression = where == null ? LiteralExpression.newConstant(true,PDataType.BOOLEAN,true) : where.accept(whereCompiler);
        if (whereCompiler.isAggregate()) {
            throw new SQLExceptionInfo.Builder(SQLExceptionCode.AGGREGATE_IN_WHERE).build().buildException();
        }
        if (expression.getDataType() != PDataType.BOOLEAN) {
            throw TypeMismatchException.newException(PDataType.BOOLEAN, expression.getDataType(), expression.toString());
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        final StatementContext context = new StatementContext(statement, resolver, statement.getParameters(), scan);
        ExpressionCompiler expressionCompiler = new ExpressionCompiler(context);
        List<ParseNode> splitNodes = create.getSplitNodes();
        final byte[][] splits = new byte[splitNodes.size()][];
        for (int i = 0; i < splits.length; i++) {
            ParseNode node = splitNodes.get(i);
            if (!node.isStateless()) {
                throw new SQLExceptionInfo.Builder(SQLExceptionCode.SPLIT_POINT_NOT_CONSTANT)
                    .setMessage("Node: " + node).build().buildException();
            }
            LiteralExpression expression = (LiteralExpression)node.accept(expressionCompiler);
            splits[i] = expression.getBytes();
        }
        final MetaDataClient client = new MetaDataClient(connection);
       
        return new MutationPlan() {
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        // cache of the index table and it may now be inactive.
        if (tableRef.getTable().getType() == PTableType.INDEX && tableRef.getTable().getIndexState() != PIndexState.ACTIVE) {
            return new DegenerateQueryPlan(context, select, tableRef);
        }
        PTable table = tableRef.getTable();
        ParseNode viewNode = SQLParser.parseCondition(table.getViewExpression());
        // Push VIEW expression into select
        select = SelectStatement.create(select, viewNode);
        Integer limit = LimitCompiler.compile(context, select);

        GroupBy groupBy = GroupByCompiler.compile(context, select);
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                tName = FACTORY.table(schemaName, tableName);
            }
        }
        String indexColName = IndexUtil.getIndexColumnName(dataColRef.getColumn());
        // Same alias as before, but use the index column name instead of the data column name
        ParseNode indexColNode = new ColumnParseNode(tName, indexColName, node.getAlias());
        PDataType indexColType = IndexUtil.getIndexColumnDataType(dataColRef.getColumn());
        PDataType dataColType = dataColRef.getColumn().getDataType();

        // Coerce index column reference back to same type as data column so that
        // expression behave exactly the same. No need to invert, as this will be done
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                    long totalMutationCount = 0;
                    for (final TableRef tableRef : tableRefs) {
                        Scan scan = new Scan();
                        scan.setAttribute(UngroupedAggregateRegionObserver.UNGROUPED_AGG, QueryConstants.TRUE);
                        PTable table = tableRef.getTable();
                        ParseNode viewNode = SQLParser.parseCondition(table.getViewExpression());
                        SelectStatement select = SelectStatement.create(SelectStatement.COUNT_ONE, viewNode);
                        // We need to use this tableRef
                        ColumnResolver resolver = new ColumnResolver() {
                            @Override
                            public List<TableRef> getTables() {
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        }
    }

    @Override
    public Expression visitLeave(ComparisonParseNode node, List<Expression> children) throws SQLException {
        ParseNode lhsNode = node.getChildren().get(0);
        ParseNode rhsNode = node.getChildren().get(1);
        Expression lhsExpr = children.get(0);
        Expression rhsExpr = children.get(1);
        boolean isDeterministic = lhsExpr.isDeterministic() || rhsExpr.isDeterministic();

        PDataType lhsExprDataType = lhsExpr.getDataType();
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    @Override
    public Expression visitLeave(CaseParseNode node, List<Expression> l) throws SQLException {
        final CaseExpression caseExpression = new CaseExpression(l);
        for (int i = 0; i < node.getChildren().size(); i+=2) {
            ParseNode childNode = node.getChildren().get(i);
            if (childNode instanceof BindParseNode) {
                context.getBindManager().addParamMetaData((BindParseNode)childNode, new DelegateDatum(caseExpression));
            }
        }
        if (node.isStateless()) {
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        return true;
    }

    @Override
    public Expression visitLeave(LikeParseNode node, List<Expression> children) throws SQLException {
        ParseNode lhsNode = node.getChildren().get(0);
        ParseNode rhsNode = node.getChildren().get(1);
        Expression lhs = children.get(0);
        Expression rhs = children.get(1);
        if ( rhs.getDataType() != null && lhs.getDataType() != null &&
                !lhs.getDataType().isCoercibleTo(rhs.getDataType())  &&
                !rhs.getDataType().isCoercibleTo(lhs.getDataType())) {
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Related Classes of com.salesforce.phoenix.parse.ParseNode

  • com.salesforce.phoenix.compile.CreateIndexCompiler
  • com.salesforce.phoenix.compile.CreateSequenceCompiler
  • com.salesforce.phoenix.compile.CreateTableCompiler
  • com.salesforce.phoenix.compile.ExpressionCompiler
  • com.salesforce.phoenix.compile.HavingCompiler
  • com.salesforce.phoenix.compile.IndexStatementRewriter
  • com.salesforce.phoenix.compile.PostDDLCompiler
  • com.salesforce.phoenix.compile.ProjectionCompiler
  • com.salesforce.phoenix.compile.QueryCompiler
  • com.salesforce.phoenix.compile.UpsertCompiler
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