---
title: "Table 405 Change Log Entry"
author: "Jonas Paprotka"
url: https://jonas-paprotka.de/ref/table/405-change-log-entry/
type: table
id: 405
name: "Change Log Entry"
app: "Base Application"
namespace: System.Diagnostics
versions: "17-28"
build: 28.5.54151.54365
source: "https://jonas-paprotka.de/ref/table/405-change-log-entry/source/29/"
checked: 2026-09-20
subject: "Microsoft Dynamics 365 Business Central"
license: "Content © 2026 Jonas Paprotka. Quote freely with attribution and a link."
---

# Table 405 Change Log Entry

Jonas Paprotka, https://jonas-paprotka.de/ref/table/405-change-log-entry/

| | |
| --- | --- |
| App | Base Application |
| Namespace | System.Diagnostics |
| Versions | 17-28 |
| Source file | System/ChangeLog/ChangeLogEntry.Table.al |

## Fields

| Id | Name | Type | Versions | Obsolete | Reason |
| --- | --- | --- | --- | --- | --- |
| 1 | Entry No. | BigInteger | 17-28 | - | - |
| 2 | Date and Time | DateTime | 17-28 | - | - |
| 3 | Time | Time | 17-28 | - | - |
| 4 | User ID | Code[50] | 17-28 | - | - |
| 5 | Table No. | Integer | 17-28 | - | - |
| 6 | Table Caption | Text[250] | 17-28 | - | - |
| 7 | Field No. | Integer | 17-28 | - | - |
| 8 | Field Caption | Text[80] | 17-28 | - | - |
| 9 | Type of Change | Enum Change Log Entry Type | 17-28 | - | - |
| 10 | Old Value | Text[2048] | 17-28 | - | - |
| 11 | New Value | Text[2048] | 17-28 | - | - |
| 12 | Primary Key | Text[250] | 17-28 | - | - |
| 13 | Primary Key Field 1 No. | Integer | 17-28 | - | - |
| 14 | Primary Key Field 1 Caption | Text[80] | 17-28 | - | - |
| 15 | Primary Key Field 1 Value | Text[50] | 17-28 | - | - |
| 16 | Primary Key Field 2 No. | Integer | 17-28 | - | - |
| 17 | Primary Key Field 2 Caption | Text[80] | 17-28 | - | - |
| 18 | Primary Key Field 2 Value | Text[50] | 17-28 | - | - |
| 19 | Primary Key Field 3 No. | Integer | 17-28 | - | - |
| 20 | Primary Key Field 3 Caption | Text[80] | 17-28 | - | - |
| 21 | Primary Key Field 3 Value | Text[50] | 17-28 | - | - |
| 22 | Record ID | RecordId | 17-28 | - | - |
| 25 | Protected | Boolean | 17-28 | - | - |
| 26 | Changed Record SystemId | Guid | 17-28 | - | - |
| 27 | Notification Status | Enum Monitor Field Notification | 17-28 | - | - |
| 28 | Field Log Entry Feature | Enum Field Log Entry Feature | 17-28 | - | - |
| 29 | Notification Message Id | Guid | 18-28 | - | - |

## Keys

| Name | Fields | Versions |
| --- | --- | --- |
| Key1, clustered | Entry No. | 17-28 |
| Key2 | Table No., Primary Key Field 1 Value, Primary Key Field 2 Value | 17-28 |
| Key3 | Table No., Date and Time | 17-28 |
| Key4 | Notification Message Id | 18-28 |
| key5 | Field Log Entry Feature | 19-28 |
| key6 | SystemCreatedAt, Protected, Field Log Entry Feature | 22-28 |
| Key7 | Primary Key Field 2 Value, Table No., Primary Key Field 1 Value | 22-28 |

## Procedures

| Name | Parameters | Returns | Access | Versions | Obsolete | Reason |
| --- | --- | --- | --- | --- | --- | --- |
| GetPrimaryKeyFriendlyName | () | Text[250] | public | 17-23 | Pending 18.0 | Replaced by GetFullPrimaryKeyFriendlyName procedure. |
| GetFullPrimaryKeyFriendlyName | () | Text | public | 17-28 | - | - |
| GetLocalOldValue | () | Text | public | 17-28 | - | - |
| GetLocalNewValue | () | Text | public | 17-28 | - | - |

## Events

| Kind | Name | Parameters | Versions | Obsolete | Reason |
| --- | --- | --- | --- | --- | --- |
| Integration event | OnAfterIsProtected | (var Record Change Log Entry, var Boolean) | 17-28 | - | - |
| Integration event | OnBeforeCheckIfLogEntryCanBeDeleted | (var Record Change Log Entry, var Boolean) | 17-25 | Pending 23.0 | This event is no longer in use. The protection is enforced on the retention policy for Change Log Entry. |

## Source

Symbols: Microsoft.BaseApplication.symbols.437dbf0e-84ff-417a-965d-ed2bb9650972, https://dynamicssmb2.pkgs.visualstudio.com/DynamicsBCPublicFeeds/_packaging/MSSymbols/nuget/v3/index.json, highest build per major on 2026-09-20.
AL source 29: https://github.com/microsoft/BCApps, MIT, releases/29.x at a66254c3b8b5bb1cea290dc8f9d097aec4381153.

Jonas Paprotka, 2026-09-20.