protected override void VisitTableRelation(BoundTableRelation node)
{
var hasRecursiveReference = node.TableInstance.Table == _symbol;
var hasRecursiveReferenceInSubquery = _subqueryCounter > 0 && hasRecursiveReference;
var hasMultipleRecursiveReferences = _hasSeenRecursiveReference && hasRecursiveReference;
if (hasRecursiveReference)
{
_hasSeenRecursiveReference = true;
}
if (hasRecursiveReferenceInSubquery)
{
_diagnostics.ReportCteContainsRecursiveReferenceInSubquery(_syntax.Name);
}
if (hasMultipleRecursiveReferences)
{
_diagnostics.ReportCteContainsMultipleRecursiveReferences(_syntax.Name);
}
base.VisitTableRelation(node);
}
protected virtual void VisitTableRelation(BoundTableRelation node)
{
}
protected virtual BoundRelation RewriteTableRelation(BoundTableRelation node)
{
return(node);
}
private static void GetDeclaredTableInstances(List <TableInstanceSymbol> receiver, BoundTableRelation node)
{
var symbol = node.TableInstance;
receiver.Add(symbol);
}
