Uses of Class
edu.caltech.nanodb.expressions.ExpressionException

Packages that use ExpressionException

Package	Description
edu.caltech.nanodb.expressions	This package contains classes for representing and evaluating arithmetic and logical expressions.
edu.caltech.nanodb.plannodes	This package contains classes for representing query execution plans, as well as analyzing their costs.

Uses of ExpressionException in edu.caltech.nanodb.expressions

Subclasses of ExpressionException in edu.caltech.nanodb.expressions

Modifier and Type	Class	Description
class	DivideByZeroException	This exception is thrown when an expression would cause a divide by zero.
class	TruncationException	This exception is a specific subtype of the type-cast exception that is thrown when a type-conversion would cause a truncation of a value.
class	TypeCastException	This exception is thrown when the TypeConverter tries to cast a value from one type to another incompatible type.

Methods in edu.caltech.nanodb.expressions that throw ExpressionException

Modifier and Type	Method	Description
java.lang.Object	ArithmeticOperator.evaluate(Environment env)
java.lang.Object	BooleanOperator.evaluate(Environment env)
java.lang.Object	ColumnValue.evaluate(Environment env)
java.lang.Object	CompareOperator.evaluate(Environment env)	Evaluates this comparison expression and returns either Boolean.TRUE or Boolean.FALSE.
java.lang.Object	ExistsOperator.evaluate(Environment env)
java.lang.Object	Expression.evaluate()	Evaluates this expression object without any environment.
abstract java.lang.Object	Expression.evaluate(Environment env)	Evaluates this expression object in the context of the specified environment.
java.lang.Object	FunctionCall.evaluate(Environment env)
java.lang.Object	InSubqueryOperator.evaluate(Environment env)	Evaluates this comparison expression and returns either Boolean.TRUE or Boolean.FALSE.
java.lang.Object	InValuesOperator.evaluate(Environment env)	Evaluates this comparison expression and returns either Boolean.TRUE or Boolean.FALSE.
java.lang.Object	IsNullOperator.evaluate(Environment env)
java.lang.Object	NegateOperator.evaluate(Environment env)
java.lang.Object	StringMatchOperator.evaluate(Environment env)	Evaluates this comparison expression and returns either Boolean.TRUE or Boolean.FALSE.
boolean	Expression.evaluatePredicate()	Evaluates an expression as a Boolean predicate without any environment.
boolean	Expression.evaluatePredicate(Environment env)	Evaluates an expression as a Boolean predicate.

Uses of ExpressionException in edu.caltech.nanodb.plannodes

Methods in edu.caltech.nanodb.plannodes that throw ExpressionException

Modifier and Type	Method	Description
protected void	GroupAggregateNode.updateAggregates(java.util.Map<java.lang.String,FunctionCall> groupAggregates)	This helper method updates a collection of aggregate functions with values based on the state of the plan node's current Environment object.