Migrating data from SQLite to Oracle

This guide walks you through migrating data from SQLite to Oracle in a few simple steps using ESF Database Migration Toolkit. Simplify complex migration tasks and save valuable time with our streamlined approach.

Prerequisite:

Software Required:

DMToolkit_x64.zip (63.5 MiB)	64-bit Windows application for ESF Database Migration Toolkit 12.2.11 (2025-08-23). (md5: 937035c014b2bb81ca2d7725af094aa6)
DMToolkit_win32.zip (58.8 MiB)	32-bit Windows application for ESF Database Migration Toolkit 12.2.11 (2025-08-23). (md5: bf6b639a2a703faf6b3c5139c5943e75)

System Supported:
- Windows 7 or higher.
- SQLite 2 or higher.
- Oracle 11g or higher.

Step by Step Wizard:

Configure SQLite Data Source
- In the "Choose a Data Source" dialog:
  - Select "SQLite"
- Database file selection:
  - Click the "..." button (Browse)
  - Select your SQLite database file (.db, .db3, .sqlite, or .sqlite3)
Fig. 1: SQLite data source configuration
Configure Oracle Destination
- In the "Choose a Destination" dialog:
  - Select "Oracle"
- Enter server details:
  - Server name: localhost (default)
  - Port: 1521 (default)
- Provide authentication credentials:
  - Username: SYSTEM (default)
  - Password
- Select logon method:
  - SID
  - Service_Name
  - TNS
- Configure database connection:
  - For SID/Service_Name: Enter value in Database field
  - For TNS: Leave Database field blank
- Schema configuration:
  - Enter schema name (default: same as username)
  - Click the Refresh button to view available schemas
Fig. 2: Oracle destination configuration
In "Select Source Table(s) & View(s)" Dialog
- Select migration objects: Choose tables or views to include in the migration.
  
  Fig. 3: Select tables and views
- Modify table structure: Click the ellipsis (...) button to access table options and schema adjustments.
  
  Fig. 4: Do transform
- Configure field mapping: In the Field Mapping options:
  - Customize destination fields (name, data type, default value, comments)
  - Select data transfer method:
    - Overwrite Table (replace existing data)
    - Empty Data (truncate before insert)
    - Append Data (add to existing data)
    - Skip Table (exclude from transfer)
  - Apply data filters before transfer
Execution Dialog
- Start migration: Click "Submit" to initiate automated data transfer from SQLite to Oracle.
  
  Fig. 5: Execute migration
- Monitor progress: Click "Browse Log" for real-time migration tracking, including issue resolution details.
- Save configuration: Click "Save as job" to store settings for:
  - Quick reloads of migration jobs
  - Command-line execution (use: dmtc.exe --help for parameter options)
Finished!

After migration completes, the toolkit generates a comprehensive report for verifying migration accuracy. You can monitor progress as the automated process runs efficiently. For any questions or feedback, contact us – our team is ready to assist.