Function Description
The default coordinate system for a new datasource is GCS_China_2000. You can customize the default coordinate system by modifying the epsgCode in <DefaultPrjCoordSys epsgCode="4490"/> within the Product Package/configuration folder/Desktop.Parameter.xml.
Feature Entry
- Start tab -> Datasource group -> File dropdown -> select New File Datasource, New Memory Datasource, or Create Datasource from Template
- Workspace Manager panel -> Datasource node context menu -> New File Datasource or New Memory Datasource

The new datasource supports setting a password. When opening a datasource with a password set in the workspace, you need to enter the password. If a datasource with a password has already been opened and saved in the workspace, you can use it without entering the password after reopening the workspace.
Steps
New File Datasource
Access the above feature entry New to create a file database. In the pop-up dialog, set the save path, file name, and file type for the new datasource to create the corresponding file database. The file database can be either *.udb or *.udbx file type.
New Memory Datasource
Access the above feature entry New to create an EMS datasource. A datasource with a name such as "MemoryDataSource" will be added under the datasource node.
Related Topics
Obtain Coordinate System via EPSG Code