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See:
Description
Interface Summary | |
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ExprEvaluator | Interface for evaluating of an event tuple. |
ExprNodeVisitor | Visitor interface for use with expression node trees. |
ExprValidator | Validation interface for expression nodes. |
Class Summary | |
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ExprAggregateNode | Base expression node that represents an aggregation function such as 'sum' or 'count'. |
ExprAndNode | Represents And-condition. |
ExprArrayNode | Represents an array in a filter expressiun tree. |
ExprAvedevNode | Represents the avedev(...) aggregate function is an expression tree. |
ExprAvedevNode.DoubleAvedev | Standard deviation always generates double-types numbers. |
ExprAvgNode | Represents the avg(...) aggregate function is an expression tree. |
ExprAvgNode.DoubleAvg | Average always generates double-types numbers. |
ExprBetweenNode | Represents the between-clause function in an expression tree. |
ExprBitWiseNode | Represents the bit-wise operators in an expression tree. |
ExprCaseNode | Represents the case-when-then-else control flow function is an expression tree. |
ExprCoalesceNode | Represents the COALESCE(a,b,...) function is an expression tree. |
ExprConcatNode | Represents a simple Math (+/-/divide/*) in a filter expression tree. |
ExprConstantNode | Represents a constant in a filter expressiun tree. |
ExprCountNode | Represents the count(...) and count(*) and count(distinct ...) aggregate function is an expression tree. |
ExprCountNode.DatapointAggregator | Counts all datapoints including null values. |
ExprCountNode.NonNullDatapointAggregator | Count all non-null values. |
ExprEqualsNode | Represents an equals (=) comparator in a filter expressiun tree. |
ExprIdentNode | Represents an stream property identifier in a filter expressiun tree. |
ExprInNode | Represents the in-clause (set check) function in an expression tree. |
ExprLikeNode | Represents the like-clause in an expression tree. |
ExprMathNode | Represents a simple Math (+/-/divide/*) in a filter expression tree. |
ExprMedianNode | Represents the median(...) aggregate function is an expression tree. |
ExprMedianNode.DoubleMedian | Average always generates double-types numbers. |
ExprMinMaxAggrNode | Represents the min/max(distinct? ...) aggregate function is an expression tree. |
ExprMinMaxAggrNode.MinMaxAggregator | Min/max aggregator for all values. |
ExprMinMaxRowNode | Represents the MAX(a,b) and MIN(a,b) functions is an expression tree. |
ExprNode | Superclass for filter nodes in a filter expression tree. |
ExprNodeIdentifierVisitor | Visitor that collects event property identifier information under expression nodes. |
ExprNotNode | Represents a NOT expression in an expression tree. |
ExprOrNode | Represents an OR expression in a filter expression tree. |
ExprPreviousNode | Represents the 'prev' previous event function in an expression node tree. |
ExprPriorNode | Represents the 'prior' prior event function in an expression node tree. |
ExprRegexpNode | Represents the regexp-clause in an expression tree. |
ExprRelationalOpNode | Represents a lesser or greater then (<=/>/>=) expression in a filter expression tree. |
ExprStaticMethodNode | Represents an invocation of a static library method in the expression tree. |
ExprStddevNode | Represents the stddev(...) aggregate function is an expression tree. |
ExprStddevNode.DoubleStddev | Standard deviation always generates double-types numbers. |
ExprSumNode | Represents the sum(...) aggregate function is an expression tree. |
ExprSumNode.DoubleSum | Sum for double values. |
ExprSumNode.FloatSum | Sum for float values. |
ExprSumNode.IntegerSum | Sum for integer values. |
ExprSumNode.LongSum | Sum for long values. |
ExprSumNode.NumberIntegerSum | Sum for any number value. |
Exception Summary | |
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ExprValidationException | Thrown to indicate a validation error in a filter expression. |
This package contains the EQL expression nodes that represent all expressions such as used in select clauses, group-by and having clauses, or order-by clauses
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