Applies ToAccess for Microsoft 365

Note    This feature is in General Availability (GA) in the Microsoft 365 Monthly Release Channel as of May 2022. If you are on the Microsoft Semi-annual Enterprise Channel, it is available in December 2022. For more information on how to participate, see aka.ms/AccessAndPowerPlatform.

Both Dataverse and Dataverse for Teams have tables and columns that need to be present for data types and features to work properly. These are part of the default organizations and cannot be removed. When migrating from Access to Dataverse, you will see columns added to tables after the migration and additional linked tables added in Access to support the columns. The following information provides an overview of the these system tables and columns. 

Table name

Usage

Dataverse?

Dataverse for Teams?

Linked in Access?

Currency

Stores currency details for all transaction currencies including values like exchange rate, name, symbol, code, and so on. Required for Currency features. (logical name is Transactioncurrency)

Yes

Yes ¹ ²

No

Users

Stores users of the organization that use the apps or data. Used in lookup columns that are created by default.

Yes

Yes ¹

Yes

Teams

Stores teams of users in the organization that use the apps or data. Used in lookup columns that are created by default.

Yes

Yes ¹

Yes

Business Units

Stores Business Units users belong to in the organization that use the apps or data. Used in lookup columns that are created by default.

Yes

Yes ¹

Yes

1 Table is present and usable but not displayed by default.

2  Only present if a currency column is added.

The following columns are included in all tables of Dataverse and Dataverse for Teams and may be visible in Access linked tables. These columns cannot be deleted.

Table name

Usage

Dataverse?

Dataverse for Teams?

Linked in Access?

<Primary Name>

A user-friendly text string used to identify rows. The name is chosen by the user. In Access you can either choose which field you want to use during migration or it is picked for you.

Yes

Yes

Yes

<Primary ID>

A unique identifier string used to identify rows. This is system generated.

Yes

Yes ¹

Yes

CreatedBy

A lookup column to the users table selecting the user who created the row.

Yes

Yes

CreatedBy (Delegate)

A lookup column to the users table selecting the user who created the row as a delegate for another user.

Yes

Yes

CreatedOn

A date time column that records the date and time a row was created. Stored in UTC.

Yes

Yes

Currency

A lookup to the Currency column (logical name Transactioncurrency) to retrieve the details of a transaction currency for the purposes of calculating against the base currency.

Yes

Yes

Exchange Rate

The Exchange rate value retrieved from the transaction currency on the currency table at the time the row was created.

Yes

Yes ¹

Import Sequence Number

The row’s place in the sequence of imported records that were added it to the table.

Yes

Yes

ModifiedBy

A lookup column to the users table selecting the user who modified the row.

Yes

Yes

ModifiedBy (Delegate)

A lookup column to the users table selecting the user who modified the row as a delegate for another user.

Yes

Yes

ModifiedOn

A date time column that records the date and time a row was modified. Stored in UTC.

Yes

Yes

Owner

The unique OwnerID assigned to the user selected as the Owning User from the Users table.

Yes

Yes

Owning Business Unit

A lookup to the business unit table to select the appropriate business unit that owns the row.

Yes

Yes

Owning Team

A lookup to the team table to select the appropriate team that owns the row.

Yes

Yes

Owning User

A lookup to the user table to select the appropriate user that owns the row.

Yes

Yes

Record Created On

Date and time that a row was migrated.

Yes

Yes

Status

An option set that allows a user to pick the state of a row.

Yes

Yes

Status Reason

An option set related to Status that allows a user to pick the status reason of a row based on the status selected.

Yes

Yes

Time Zone Rule Version

Internal only. Used to determine which set of time zone rules apply.

Yes

Yes

UTC Conversion Time Zone Code

The time zone offset code that was in use at the time the row was created.

Yes

Yes

Version Number

The version number of a row used to track previous changes if auditing is enabled.

Yes

Yes

1 Column is present and usable but not displayed by default. 

See Also

Migrate Access data to Dataverse

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