.DSN File Extension

DSN files exist as 2 different types. Please find information about each of them below.

Type 1: OrCAD Design File

A DSN file describes properties to connect to a database using database client programs. It includes the data source name, directory, driver, server address, user ID and password. DSN files connect to...

General Information

Title DSN File Extension
Extension .dsn
Full Form OrCAD Schematic Capture Design
File Type CAD File
Developer Cadence Design Systems
MIME Type application/octet-stream

File Function

Primary Function Store circuit designs
Additional Functions Simulation data, Electrical layouts
Features Hierarchical, Multi-sheet

File Characteristics

Quality High precision
Supports Layers Yes
Supports Transparency No
Editable Yes

Use Cases

PCB Design Yes
Electronics Engineering Yes
Circuit Simulation Yes

Security and Practices

Security Risks Low
Best Practices Regular backups, Version control

Historical/Version Information

Initial Release 1980s
Latest Version Relies on software updates

Associated Types

Similar Extensions .brd, .sch, .pcb

Software Compatibility

Software Usage Policy OS Compatibility
Cadence OrCAD Licensed Windows
Altium Designer Licensed Windows

Type 2: Database Source Name File

A DSN file stores information to connect to a database. It has server name, username, password. It is used with ODBC to access a database. You can view DSN files in text editors like Notepad. DSN fi...

General Information

Title DSN File Extension
Extension .dsn
Full Form Data Source Name File
File Type Configuration File
Developer Microsoft
MIME Type application/octet-stream

File Function

Primary Function Store connection info
Additional Functions Facilitate database connectivity
Features Text-based, Configurable

File Characteristics

Quality Depends on configuration
Supports Layers N/A
Supports Transparency N/A
Editable Yes

Use Cases

Database Connectivity Yes
Data Import/Export Yes
Application Development Yes

Security and Practices

Security Risks Sensitive info exposure
Best Practices Secure storage, Limited distribution

Historical/Version Information

Initial Release Circa 1992
Latest Version Varies with ODBC version

Associated Types

Similar Extensions .udl, .dbc, .dbf

Software Compatibility

Software Usage Policy OS Compatibility
Microsoft ODBC Included with OS Windows
Microsoft Access Paid Windows
Various ODBC Drivers Free, Paid Windows, Unix, Linux