The ColumnExpression type exposes the following members.

	Name	Description
	Clone	Clone the expression.
	ContainsAggregationMethod	Checks if column expression contains an aggregation method.
	Create	Parse a column expression and return a ColumnExpression.
	CreateFromPlotExpression	Parse a custom expression that can be used on plots and return a list of ColumnExpressions.
	Finalize	Allows an object to try to free resources and perform other cleanup operations before it is reclaimed by garbage collection. (Inherited from Object.)
	GetExpressionReturnType	Get the result type for the given expression using the columns in the specified table.
	GetType	Gets the Type of the current instance. (Inherited from Object.)
	MemberwiseClone	Creates a shallow copy of the current Object. (Inherited from Object.)
	QualifyNames	Make sure that all column/hierarchy references in the query are fully qualified.
	RenameColumn	Rename all column references from oldName to newName.
	RenameHierarchy	Rename all hierarchy references from oldName to newName.
	ToString	Get a string representation of the column expression. (Overrides ObjectToString.)
	Validate	Validates if the column expression is valid in the given DataTable context.

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