Examples of com.foundationdb.sql.optimizer.plan.ResultSet.ResultField

Package com.foundationdb.sql.optimizer.plan.ResultSet

Examples of com.foundationdb.sql.optimizer.plan.ResultSet.ResultField

com.foundationdb.sql.optimizer.plan.ResultSet.ResultField

                }
            }
            if (name == null) {
                name = "_SQL_COL_" + (i + 1); // Cf. SQLParser.generateColumnName()
            }
            return new ResultField(name, type, column);
        }

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        // does not currently support.
        protected List<PhysicalResultColumn> getResultColumns(int ncols) {
            List<PhysicalResultColumn> columns = 
                new ArrayList<>(ncols);
            for (int i = 0; i < ncols; i++) {
                columns.add(rulesContext.getResultColumn(new ResultField("column" + (i+1))));
            }
            return columns;
        }

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            if (rsFields == null) return;
            TypedPlan typedInput = findTypedPlanNode(n);
            if (typedInput != null) {
                assert rsFields.size() == typedInput.nFields() : rsFields + " not applicable to " + typedInput;
                for (int i = 0, size = rsFields.size(); i < size; i++) {
                    ResultField rsField = rsFields.get(i);
                    rsField.setType(typedInput.getTypeAt(i));
                }
            }
            else {
                logger.warn("no Project node found for result fields: {}", n);
            }

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                TInstance projectInst = typesTranslator.typeForSQLType(projectType);


                leftProject.applyCast(i, projectType, projectInst);
                rightProject.applyCast(i, projectType, projectInst);


                ResultField leftField = leftResult.getFields().get(i);
                ResultField rightField = rightResult.getFields().get(i);
                String name = null;
                if (leftField.getName() != null && rightField.getName() != null)
                    name = leftField.getName();
                else if (leftField.getName() != null)
                    name = leftField.getName();
                else if (rightField.getName() != null)
                    name = rightField.getName();


                Column column = null;
                // If both side of the setPlan reference the same column, use it, else null
                if (leftField.getColumn() != null && rightField.getColumn() != null &&
                        leftField.getColumn() == rightField.getColumn())
                    column = leftField.getColumn();


                fields.add(new ResultField(name, projectType, column));
                fields.get(i).setType(typesTranslator.typeForSQLType(projectType));
            }


            setPlan.setResults(fields);

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Related Classes of com.foundationdb.sql.optimizer.plan.ResultSet.ResultField

com.foundationdb.sql.optimizer.rule.ASTStatementLoader$Loader

com.foundationdb.sql.optimizer.rule.OperatorAssembler$Assembler

com.foundationdb.sql.optimizer.rule.TypeResolver$ResolvingVisitor

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