This is a list of file extensions used in Database Workbench, either by the application itself or standard file extensions for related tools.
Extension
Description
Used in
.cdg
Conceptual Data Model
Diagram Editor
.cmp
Data Compare Project
Data Compare
.crp
Custom Report
Report Manager
.ddl
Text File for SQL statements
See the .sql extension.
.dml
.flt
Data Filter File
SQL Editor, Table Editor, View Editor, Materialized View Editor in the Filter Builder.
.gdk
Database Backup Files
The default extension for an InterBase or Firebird database backup.
.gtp
Grant Template
Grant Manager, holds a selection of privileges for database objects.
.log
Text File for Server Log
InterBase or Firebird server log.
.pdg
Physical Data Model
.pmp
Data Pump Project
Data Pump
.sff
Stored Function File
Stored Function Editor
.spf
Stored Procedure File
Stored Procedure Editor
.sql
SQL Editor, Script Editor, Database Registration Options (Session Recorder) and various other windows where SQL files are used.
.sqp
SQL Pages Files
SQL Editor, Script Editor, editor contents of multiple so-called SQL Pages.
.tdg
Test Data Generator File
Test Data Generator
.trf
Trigger File
Trigger Editor
.txt
Text Files
In various windows, to store text-log files and other text files.