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Correct performance knowledge guidance

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

Copilot-Session: 667c64a8-eb36-4440-bc41-6a97d8fb5542
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Jesper Schulz-Wedde 2026-07-14 11:18:52 +02:00
parent 7a678d1aff
commit 3f0b6a41db
31 changed files with 279 additions and 261 deletions
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30
microsoft/knowledge/performance/prefer-modifyall-over-per-row-modify.bad.al
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@ -1,15 +1,29 @@
table 50243 "Perf Import Staging Entry"
{
fields
{
field(1; "Entry No."; Integer) { }
field(2; "Batch ID"; Guid) { }
field(3; Processed; Boolean) { }
}
keys
{
key(PK; "Entry No.") { Clustered = true; }
}
}
codeunit 50243 "Perf Sample ModifyAll Bad"
{
procedure ApplyPriceUpdate(NewPrice: Decimal)
procedure MarkBatchProcessed(BatchId: Guid)
var
SalesLine: Record "Sales Line";
StagingEntry: Record "Perf Import Staging Entry";
begin
SalesLine.SetRange(Type, SalesLine.Type::Item);
// N writes when one ModifyAll would do.
if SalesLine.FindSet() then
StagingEntry.SetRange("Batch ID", BatchId);
if StagingEntry.FindSet(true) then
repeat
SalesLine.Validate("Unit Price", NewPrice);
SalesLine.Modify(true);
until SalesLine.Next() = 0;
StagingEntry.Processed := true;
StagingEntry.Modify(false);
until StagingEntry.Next() = 0;
end;
}