pubmodhll;pubmodtdigest;pubmodvalue;pubmodassumptions{//! Assumptions when we don't have complete statistics available to us.
/// Selectivity with '='.
pubconstEQUALITY_SELECTIVITY:f64=0.1;/// Selectivity with other comparison operators like '<', '>', '!=' etc.
pubconstINEQUALITY_SELECTIVITY:f64=0.3;/// Default selectivity to use if neither of the above apply.
pubconstDEFAULT_SELECTIVITY:f64=0.2;}