Migrating data from Excel(*.xls; *.xlsx) to Oracle

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

MS Excel vs. Oracle:

  • Microsoft Excel is a powerful spreadsheet software developed by Microsoft, widely used for organizing, analyzing, and visualizing data. It offers a wide range of features including calculation, graphing tools, pivot tables, and a macro programming language called Visual Basic for Applications (VBA). Excel enables users to create complex formulas, perform data analysis, and generate professional-looking charts and graphs. It is extensively utilized in various fields such as finance, accounting, engineering, and data analysis for its versatility and ease of use.
  • Oracle is a leading multinational computer technology corporation specializing in database management systems. Renowned for its robust and scalable database solutions, Oracle offers a comprehensive suite of products encompassing database technologies, cloud applications, and enterprise software. With a global presence and a reputation for innovation, Oracle serves diverse industries including finance, healthcare, retail, and manufacturing, empowering organizations to manage, secure, and analyze their data efficiently to drive business success.

Prerequisite:

  • Software Required:

    64-bit Windows application for ESF Database Migration Toolkit 12.2.08 (2025-07-11).
    (md5: e93a0ef57622bfd8ee77d6aa6e38c13b)
    32-bit Windows application for ESF Database Migration Toolkit 12.2.08 (2025-07-11).
    (md5: bd34cb7f73c88c6d0c7a44069ad756d6)
  • System Supported:

    • Windows 7 or higher.
    • MS Excel 97 or higher.
    • Oracle 11g or higher.

Step by Step Wizard:

  1. Microsoft Excel Data Source Configuration

    • In the "Choose a Data Source" dialog:
      • Select "Microsoft Excel(*.xls;*.xlsx)"
    • File selection:
      • Click the "[...]" button (Browse)
      • Select your Excel file (.xls or .xlsx format) containing migration data
    "Choose a Data Source" dialog showing Microsoft Excel option and file browser interface
    Fig. 1: Microsoft Excel data source configuration
  2. 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
    "Choose a Destination" dialog showing Oracle configuration with server details, logon methods, and schema options
    Fig. 2: Oracle destination configuration
  3. In "Select Source Table(s) & View(s)" Dialog

    • Select migration objects: Choose tables or views to include in the migration.
      Select Tables & Views
      Fig. 3: Select tables and views
    • Modify table structure: Click the ellipsis (...) button to access table options and schema adjustments.
      Transform
      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
  4. Execution Dialog

    • Start migration: Click "Submit" to initiate automated data transfer from MS Excel to Oracle.
      Execute
      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)
  5. 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.

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Related Links:

1. Oracle to MS Excel Migration
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2. MS Excel to DB2 Migration
3. MS Excel to FireBird Migration
4. MS Excel to MariaDB Migration
5. MS Excel to MySQL Migration
6. MS Excel to PostgreSQL Migration
7. MS Excel to SQL Azure Migration
8. MS Excel to SQL Server Migration
9. MS Excel to SQLite Migration
 
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2. FireBird to Oracle Migration
3. Foxpro to Oracle Migration
4. Informix to Oracle Migration
5. InterSystems Cache to Oracle Migration
6. MS Access to Oracle Migration
7. MariaDB to Oracle Migration
8. MySQL to Oracle Migration
9. PostgreSQL to Oracle Migration
10. SQL Azure to Oracle Migration
11. SQL Server to Oracle Migration
12. SQLite to Oracle Migration