bcquality/microsoft/knowledge/performance/calcsums-instead-of-calcfields-in-loop.good.al
Jesper Schulz-Wedde 87ba36e650
Add BC performance knowledge from OptimAL learnings (#198)
* Add BC performance knowledge from OptimAL learnings

Co-authored-by: Copilot App <223556219+Copilot@users.noreply.github.com>

* Address review feedback on performance guidance

Clarify predicate-supporting keys versus covering queries, demonstrate proven cache reuse, and evaluate the updated partial-load and bulk-update rules.

Co-authored-by: Copilot App <223556219+Copilot@users.noreply.github.com>

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Co-authored-by: Jesper Schulz-Wedde <jesper.schulzwedde@microsoft.com>
Co-authored-by: Copilot App <223556219+Copilot@users.noreply.github.com>
2026-09-29 17:21:28 +02:00

12 lines
404 B
AL

codeunit 50222 "Perf Sample CalcSums Good"
{
procedure TotalSales(CustomerNo: Code[20]) Total: Decimal
var
CustLedgerEntry: Record "Cust. Ledger Entry";
begin
CustLedgerEntry.SetCurrentKey("Customer No.");
CustLedgerEntry.SetRange("Customer No.", CustomerNo);
CustLedgerEntry.CalcSums("Sales (LCY)");
Total := CustLedgerEntry."Sales (LCY)";
end;
}