To rename multiple entities within a model version...
Right-click on the version of the model in the left pane and select Entities>Rename multiple entities. Alternatively, right-click on a white space in the diagram and select Tables>Rename tables or click on in the toolbar and select Rename multiple tables from the list.

1. Click to specify which tables are to be included or click to specify which tables are to be excluded in this renaming process. Click Next.
   
2. The tables matching the criteria in the last step are displayed. Move any specific tables not to be included to the Exclude tables list and click on Next.
   
3. From Table rename criteria, manage the rename criteria, click to add a rename criteria.
   

   Icons	Description
   	Click to Add rename criteria.
   	Click to Edit the selected criteria.
   	Click to Delete the selected criteria.
   	Click to move the selected criteria a level Up.
   	Click to move the selected criteria a level Down.

4. Select a Criteria from the drop-down list and enter one or two values where appropriate.
   
   The options are as follows:

   Options	Descriptions
   Replace any x with y	Replace any Value 1 with Value 2.
   To lower case	Convert to lower case.
   To upper case	Convert to upper case.
   Add before	Add Value 1 before the name.
   Add after	Add Value 1 after the name.
   Remove first N characters	Remove the first (Value 1) characters, where Value 1 is an integer.
   Remove last N characters	Remove the last (Value 1) characters, where Value 1 is an integer.
   Remove before and including	Remove the characters in the name before and including Value 1.
   Remove after and including	Remove the characters in the name after and including Value 1.
   Remove everything before first upper case	Remove everything in the name before the first upper case letter.
   Remove everything from last upper case	Remove everything in the name from the last upper case letter onwards.

5. Select the required criteria and click Derive.
   
6. With only the required tables selected, click Rename.