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\<bookmark_value\>databases; exchanging\</bookmark_value\>\<bookmark_value\>address books; exchanging\</bookmark_value\>\<bookmark_value\>exchanging databases\</bookmark_value\>\<bookmark_value\>replacing;databases\</bookmark_value\>

# Exchange Database

Change the data sources for the current document. To correctly display the contents of inserted fields, the replacement database must contain identical field names.

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#### From the menu bar:

Choose Edit - Exchange Database

#### From the tabbed interface:

Choose Tools, open menu button and select Exchange Database.

For example, if you inserting address fields in a form letter from an address database, you can then exchange the database with another address database to insert different addresses.

## Exchange Database

You can only change one database at a time in this dialog.

### Databases in Use

Lists the databases that are currently in use. The current document contains at least one data field from each of the databases in the list.

### Available Databases

Lists the databases that are registered in LibreOffice.

## Browse

Opens the Open dialog to select a database file (*.odb). The selected file is added to the Available Databases list.

## Define

Replaces the current data source with the data source that you selected in the Available Databases list.

## To exchange a database:

Ensure that both databases contain matching field names and field types.

1. Click in the document that you want to change the data source for.

2. Choose Edit - Exchange Database.

3. In the \<emph\>Databases in Use\</emph\> list, select the database table that you want to replace.

4. In the \<emph\>Available Databases\</emph\> list, select the replacement database table.

5. Click \<emph\>Define\</emph\>.

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