Mega Code Archive
Recover the id of the last inserted row in a table [ado]
<![CDATA[
// Insert a new Record...
var
LastID: Integer;
// Query: TADOQuery;
// oder
// Query: TQuery;
begin
Query.Active := False;
Query.SQL.Clear;
Query.SQL.Append('INSERT INTO Table (Spalte) VALUES (Value)');
Query.ExecSQL;
LastID := GetLastID(Query);
end;
// get the ID of the last inserted row
function GetLastID(var Query: TADOQuery {or TQuery}): Integer;
begin
result := -1;
try
Query.SQL.clear;
Query.SQL.Add('SELECT @@IDENTITY');
Query.Active := True;
Query.First;
result := Query.Fields.Fields[0].AsInteger;
finally
Query.Active := False;
Query.SQL.clear;
end;
end;
]]>