public override void VisitPartitionOperator(PartitionOperator node) { base.VisitPartitionOperator(node); if (_position >= node.Operand.TextStart && node.Operand is PartitionQuery) { var column = node.ByExpression.ReferencedSymbol as ColumnSymbol; if (column != null) { _binder._localScope.AddSymbol(column); } } }
public override void VisitPartitionOperator(PartitionOperator node) { node.ByExpression.Accept(this); if (node.Operand is PartitionQuery) { // partition-expressions { xxx } don't have an implied row-scope, since you // are required to specify a complete query expression. var oldRowScope = _binder._rowScope; _binder._rowScope = null; var oldLocalScope = _binder._localScope; try { // put column referenced in by-expression into scope during evaluation of partition expression var column = _binder.GetReferencedSymbol(node.ByExpression) as ColumnSymbol; if (column != null) { _binder._localScope = new LocalScope(_binder._localScope); _binder._localScope.AddSymbol(column); } node.Operand.Accept(this); } finally { _binder._rowScope = oldRowScope; _binder._localScope = oldLocalScope; } } else { // do nothing here, this sub expression assumes same row-scope as partition operator has node.Operand.Accept(this); } BindNode(node); }
/// <summary> /// Initializes the operator resolver. /// </summary> /// <returns>The operator resolver.</returns> private static OperatorResolver InitOperatorResolver() { Mock <OperatorResolver> opResolverMock = new Mock <OperatorResolver>(); IExpressionFactory exprFactory = new ExpressionFactory( ModelResolvers.ExprResolver, ModelResolvers.RuleExprResolver, ModelResolvers.JoinExprResolver, opResolverMock.Object); JoinApplyMeasuresOperator joinApplyMeasuresOp = new JoinApplyMeasuresOperator( exprFactory, ModelResolvers.DsResolver); opResolverMock.Setup(o => o(It.IsAny <string>())) .Returns((string key) => { IOperatorDefinition op; if (key.In("count", "min", "max", "median", "sum", "avg", "stddev_pop", "stddev_samp", "var_pop", "var_samp")) { op = new AggrFunctionOperator(joinApplyMeasuresOp, ModelResolvers.DsResolver); } else if (key == "aggr") { op = new AggrOperator(); } else if (key.In("first_value", "last_value", "lag", "rank", "ratio_to_report", "lead")) { op = new AnalyticFunctionOperator(joinApplyMeasuresOp, ModelResolvers.DsResolver); } else if (key.In("+", "-", "*", "/")) { op = new ArithmeticOperator(joinApplyMeasuresOp); } else if (key == "between") { op = new BetweenOperator(joinApplyMeasuresOp, ModelResolvers.DsResolver); } else if (key.In("and", "or", "xor", "not")) { op = new BooleanOperator(joinApplyMeasuresOp, ModelResolvers.DsResolver); } else if (key == "calc") { op = new CalcOperator(ModelResolvers.DsResolver); } else if (key == "check_datapoint") { op = new CheckDatapointOperator(ModelResolvers.DsResolver, exprFactory); } else if (key.In("=", "<>", "<", "<=", ">", ">=")) { op = new ComparisonOperator(joinApplyMeasuresOp, ModelResolvers.DsResolver); } else if (key == "comp") { op = new ComponentOperator(ModelResolvers.DsResolver, new ComponentTypeInference(ModelResolvers.DsResolver)); } else if (key == "const") { op = new ConstantOperator(ModelResolvers.DsResolver); } else if (key == "current_date") { op = new CurrentDateOperator(ModelResolvers.DsResolver); } else if (key == "exists_in") { op = new ExistsInOperator(ModelResolvers.DsResolver); } else if (key == "get") { op = new GetOperator(new Mock <IDataModelProvider>().Object); // operator tests should mock IDataModel implementation } else if (key == "if") { op = new IfThenElseOperator(joinApplyMeasuresOp, ModelResolvers.DsResolver); } else if (key.In("in", "not_in")) { op = new InOperator(joinApplyMeasuresOp, ModelResolvers.DsResolver); } else if (key == "isnull") { op = new IsNullOperator(joinApplyMeasuresOp, ModelResolvers.DsResolver); } else if (key == "join") { op = new JoinOperator(ModelResolvers.DsResolver); } else if (key.In("keep", "drop")) { op = new KeepDropOperator(ModelResolvers.DsResolver); } else if (key == "match_characters") { op = new MatchCharactersOperator(joinApplyMeasuresOp, ModelResolvers.DsResolver); } else if (key == "#") { op = new MembershipOperator(); } else if (key.In("ceil", "floor", "abs", "exp", "ln", "sqrt", "mod", "round", "power", "log", "trunc")) { op = new NumericOperator(joinApplyMeasuresOp, ModelResolvers.DsResolver); } else if (key == "nvl") { op = new NvlOperator(joinApplyMeasuresOp); } else if (key == "opt") { op = new OptionalOperator(ModelResolvers.DsResolver); } else if (key == "period_indicator") { op = new PeriodIndicatorOperator(joinApplyMeasuresOp, ModelResolvers.DsResolver, exprFactory); } else if (key == "pivot") { op = new PivotOperator(ModelResolvers.DsResolver); } else if (key == "ref") { op = new ReferenceOperator(); } else if (key == "rename") { op = new RenameOperator(ModelResolvers.DsResolver); } else if (key.In("union", "intersect", "setdiff", "symdiff")) { op = new SetOperator(); } else if (key.In("||", "trim", "rtrim", "ltrim", "upper", "lower", "substr", "replace", "instr", "length")) { op = new StringOperator(joinApplyMeasuresOp, ModelResolvers.DsResolver); } else if (key == "sub") { op = new SubspaceOperator(ModelResolvers.DsResolver); } else if (key.In("fill_time_series", "flow_to_stock", "stock_to_flow", "timeshift", "time_agg")) { op = new TimeOperator(); } else if (key.In("plus", "minus")) { op = new UnaryArithmeticOperator(joinApplyMeasuresOp); } else if (key == "unpivot") { op = new UnpivotOperator(ModelResolvers.DsResolver); } // --- else if (key == "calcExpr") { op = new CalcExprOperator(ModelResolvers.DsResolver); } else if (key == "collection") { op = new CollectionOperator(ModelResolvers.DsResolver); } else if (key == "datasetClause") { op = new DatasetClauseOperator(); } else if (key == "group") { op = new GroupOperator(ModelResolvers.DsResolver); } else if (key == "order") { op = new OrderOperator(ModelResolvers.DsResolver); } else if (key == "partition") { op = new PartitionOperator(ModelResolvers.DsResolver); } else if (key == "renameExpr") { op = new RenameExprOperator(ModelResolvers.DsResolver); } else if (key == "subExpr") { op = new SubspaceExprOperator(); } else if (key == "when") { op = new WhenOperator(); } else { throw new InvalidOperationException("Operator not found"); } op.Symbol = key; return(op); }); return(opResolverMock.Object); }
public override T VisitPartitionOperator(PartitionOperator node) { throw new NotImplementedException(); }