// Filter for PageQuery<T>
public static PageQuery <T> Filter <T>(this PageQuery <T> pageQuery, Expression <Func <T, bool> > filterExp)
{
pageQuery.FilterDefinition = Builders <T> .Filter.Where(filterExp);
return(pageQuery);
}
// Project for PageQuery<T, P>
public static PageQuery <T, P> Project <T, P>(this PageQuery <T, P> pageQuery, Expression <Func <T, P> > projectionExp)
{
pageQuery.ProjectionDefinition = Builders <T> .Projection.Expression(projectionExp);
return(pageQuery);
}