public static Conditions.IDbCondition Or(this Conditions.IDbCondition left, Conditions.IDbCondition right)
 {
     return(new Conditions.DbConditionOperationOr(left, right));
 }
 public static Conditions.IDbCondition Not(this Conditions.IDbCondition right)
 {
     return(new Conditions.DbConditionOperationNot(right));
 }