protected virtual bool CompareAggregateSubquery(
DbAggregateSubqueryExpression a, DbAggregateSubqueryExpression b)
{
return(Compare(a.AggregateAsSubquery, b.AggregateAsSubquery) &&
Compare(a.AggregateInGroupSelect, b.AggregateInGroupSelect) &&
a.GroupByAlias == b.GroupByAlias);
}
protected override Expression VisitAggregateSubquery(DbAggregateSubqueryExpression aggregate)
{
Expression mapped;
if (this.map.TryGetValue(aggregate, out mapped))
return mapped;
return this.Visit(aggregate.AggregateAsSubquery);
}
protected override Expression VisitAggregateSubquery(DbAggregateSubqueryExpression aggregate)
{
Expression mapped;
if (this.map.TryGetValue(aggregate, out mapped))
{
return(mapped);
}
return(this.Visit(aggregate.AggregateAsSubquery));
}
protected DbAggregateSubqueryExpression UpdateAggregateSubquery(
DbAggregateSubqueryExpression aggregate, DbScalarExpression subquery)
{
if (subquery != aggregate.AggregateAsSubquery)
{
return(new DbAggregateSubqueryExpression(aggregate.GroupByAlias,
aggregate.AggregateInGroupSelect, subquery));
}
return(aggregate);
}
protected DbAggregateSubqueryExpression UpdateAggregateSubquery(
DbAggregateSubqueryExpression aggregate, DbScalarExpression subquery)
{
if (subquery != aggregate.AggregateAsSubquery)
return new DbAggregateSubqueryExpression(aggregate.GroupByAlias,
aggregate.AggregateInGroupSelect, subquery);
return aggregate;
}
protected virtual Expression VisitAggregateSubquery(DbAggregateSubqueryExpression aggregate)
{
DbScalarExpression subquery = (DbScalarExpression)Visit(aggregate.AggregateAsSubquery);
return UpdateAggregateSubquery(aggregate, subquery);
}
protected override Expression VisitAggregateSubquery(DbAggregateSubqueryExpression aggregate)
{
this.aggregates.Add(aggregate);
return(base.VisitAggregateSubquery(aggregate));
}
protected override Expression VisitAggregateSubquery(DbAggregateSubqueryExpression aggregate)
{
this.aggregates.Add(aggregate);
return base.VisitAggregateSubquery(aggregate);
}
protected virtual bool CompareAggregateSubquery(
DbAggregateSubqueryExpression a, DbAggregateSubqueryExpression b)
{
return Compare(a.AggregateAsSubquery, b.AggregateAsSubquery)
&& Compare(a.AggregateInGroupSelect, b.AggregateInGroupSelect)
&& a.GroupByAlias == b.GroupByAlias;
}
protected virtual Expression VisitAggregateSubquery(DbAggregateSubqueryExpression aggregate)
{
DbScalarExpression subquery = (DbScalarExpression)Visit(aggregate.AggregateAsSubquery);
return(UpdateAggregateSubquery(aggregate, subquery));
}
