QGIS API Documentation  3.2.0-Bonn (bc43194)
Classes
qgsexpressionnodeimpl.h File Reference
#include "qgsexpressionnode.h"
#include "qgsinterval.h"
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Classes

class  QgsExpressionNodeBinaryOperator
 A binary expression operator, which operates on two values. More...
 
class  QgsExpressionNodeColumnRef
 An expression node which takes it value from a feature's field. More...
 
class  QgsExpressionNodeCondition
 An expression node for CASE WHEN clauses. More...
 
class  QgsExpressionNodeFunction
 An expression node for expression functions. More...
 
class  QgsExpressionNodeInOperator
 An expression node for value IN or NOT IN clauses. More...
 
class  QgsExpressionNodeLiteral
 An expression node for literal values. More...
 
class  QgsExpressionNodeUnaryOperator
 A unary node is either negative as in boolean (not) or as in numbers (minus). More...
 
class  QgsExpressionNodeCondition::WhenThen
 Represents a "WHEN... THEN..." portation of a CASE WHEN clause in an expression. More...