This class defines an expression within a DeepSee query.
An expression belongs to a
Format string to apply to this member.
Set true if this operator is a scalar function.
Axis label used for this expression.
Logical operator that is applied to the children of this expression. This can be an operator (such as "+", or a SCALAR function, such as "SQRT").
If this operator is a scalar function, this is the number of expected arguments. This takes the form "arguments:optional arguments".
Solve order to apply to this expression (applied from outer calcMember).
Return the type of this node.
Execute and build the axes output for this expression.
Process the filter output for this expression.
Convert this node to its text representation.