8 Best MSSQL to Oracle Converter Tools (2024) [FREE DOWNLOAD]

1. Introduction

1.1 Importance of MSSQL to Oracle Converter tool

Microsoft SQL Server (MSSQL) and Oracle are two of the most extensively used database management systems in the world. However, each system has distinctive features that make it suitable for different tasks. When organizations decide to transition from MSSQL to Oracle, the shift can be quite challenging due to the difference in syntax, architecture, and performance optimization techniques between the two systems.

In such cases, MSSQL to Oracle converter tools play a critical role. These tools automate the complex conversion process, thereby ensuring a seamless data transfer while minimizing the risk of data loss. With these tools, organizations can significantly save time and resources when migrating large amounts of data. Moreover, it also allows database administrators to focus more on other crucial tasks such as data integrity checks and performance optimization.

For corrupt SQL Server database, you must use an SQL Server data recovery tool to recover it, before staring a conversion.

1.2 Objectives of this Comparison

The objective of this comparison is to provide insights into various MSSQL to Oracle converter tools available in the market. This comparison can aid businesses and professionals in selecting the most suitable tool, depending on their needs and organizational infrastructure. Each tool has its strengths and weaknesses, and this analysis aims to present a balanced view by addressing both aspects. Some key factors considered in this comparison include ease of use, efficiency, cost, scalability, and customer support. By carefully analyzing these characteristics, organizations can make an informed decision that could significantly affect the success of their database migration project.

2. Sqlines Online SQL Server to Oracle

Sqlines Online SQL Server to Oracle is an online tool that offers quick and efficient conversion from SQL Server to Oracle databases. It provides an interactive web interface where you can submit your SQL Server queries or scripts and obtain a translated Oracle version. This tool is particularly useful for testing queries during database migration as it saves time and initiates understanding of the difference between the SQL structures.

2.1 Pros

Web-based tool: Being an online tool, you can access it anytime, anywhere without the need to install anything on your system.
Interactive interface: The interface allows you to simply paste SQL Server queries and obtain Oracle versions quickly.
Free to use: This solution is also appealing due to free access which allows you to test and learn query differences without adding to your budget.
Data privacy: Since the conversion is done on your browser and not on Sqlines’ servers, your data remains completely confidential.

2.2 Cons

Limited features: As an online tool, it may not offer the full range of features offered by offline converters like bulk data migration, and data integrity checks.
Dependence on Internet: Being a web-based tool, its functionality is dependent on internet connectivity and speed. In the instance of poor or no internet connection, the tool may not function optimally.
Lack of customer support: For quick issue resolution, real-time customer support is a boon, which might not be accessible with this free resource.

3. Oracle – Migrating from Microsoft SQL Server to Oracle

Migrating from Microsoft SQL Server to Oracle is an official tool provided by Oracle. This specialized software guides users through the entire migration process and is a part of Oracle’s SQL Developer package. Ideal for large scale migrations, this tool not only facilitates conversion but also offers essential insights into the structure of the new Oracle database systems.

3.1 Pros

In-depth guide: Oracle provides comprehensive migration guidance, making the tool an excellent fit for those new to Oracle.
Large scale migration: The tool is designed for large-scale data migration. It handles huge file sizes smoothly without performance issues.
Compatibility: As an Oracle product, it is fully compatible with Oracle databases, reducing issues with version mismatch and incompatibility.
Continual updates: The Oracle migration tool receives regular updates and improvements, this ensures users are always working with up-to-date software.

3.2 Cons

Complex for beginners: Novices might find the tool a bit challenging due to the specific terminologies and concepts used within Oracle.
Resource-intensive: The tool can be resource-intensive. Users will need a robust hardware setup for smooth operation, especially when dealing with large volumes of data.
Cost: Being part of the SQL Developer package, the tool is not free, which may add to the migration budget for a business.

4. Full Convert SQL Server to Oracle

Full Convert SQL Server to Oracle is a simple and efficient tool that facilitates easy database conversion from SQL Server to Oracle. Its distinctive features include an intuitive interface, automatic datatype matching, and fast, reliable performance even with large volumes of data. The tool also includes robust error detection and handling to ensure a smooth migration process.

4.1 Pros

User-friendly: The tool provides a straightforward and easy-to-navigate interface, which simplifies the conversion process, even for novices.
Automatic datatype matching: It considerably reduces manual effort in database conversion by automatically matching data types between SQL Server and Oracle.
Performance: Full Convert delivers high speed and reliable conversions, an advantage when dealing with large volume database migrations.
Error detection and handling: Its ability to detect and handle errors efficiently helps to minimize downtime during migration.

4.2 Cons

Purchase required: Unlike some online tools, Full Convert is not free. The need for purchase may not suit organizations with a tight budget.
Technical support: Although it offers technical support, the response times may vary, which could delay migration processes.
Updates: Keeping up with the latest trends might require frequent updates, which can sometimes affect the normal workflow.

5. DBConvert SQL Server to Oracle

DBConvert SQL Server to Oracle is a trusted data migration tool designed for seamless conversions between SQL Server and Oracle. The software supports direct connection and offers a comprehensive solution for migration tasks such as data filtering, mapping, and flexible scheduler options. DBConvert offers both a GUI and command-line interface to cater to different user preferences.

5.1 Pros

Direct connection: With this feature, you can connect directly to the source and target databases without intermediary servers, thus ensuring faster and more secure conversions.
Data mapping: DBConvert supports customization of conversion processes with data mapping functions, providing greater control over the output.
Schedule options: With DBConvert, you can set schedules for conversion tasks, potentially reducing manual intervention and ensuring efficient time management.
GUI and command-line: It offers both graphical and command-line interfaces to facilitate user-friendly operation for different types of users.

5.3 Cons

Cost: The software is not free and requires a purchase. This can add to budget considerations for small businesses or individual users.
Complex for beginners: While advanced users may appreciate the in-depth features, novices may find DBConvert’s interface and functions overwhelming to understand.
Updates: The tool frequently pushes updates which, while ensuring optimized functionality, is a recurring task requiring user attention.

6. Intelligent Converters SQL Server to Oracle

Intelligent Converters SQL Server to Oracle is a conversion tool with a robust feature set for efficient database migration. It has a versatile data-type and validation system to ensure consistency during the transition process. The tool also offers a command-line version for easily automated scripts and migration process automation.

6.1 Pros

Data-type consistency: The tool does an excellent job maintaining data-type consistency between the source and destination database.
Validation system: Its validation system verifies the data, tables, and indexes in both the source and the target databases to ensure a complete and precise migration.
Command-line version: Advanced users can harness the command-line version to automate migration tasks, providing versatility and efficiency.
High speed: The engine of this tool is designed for high speed. This enables time efficiency, even when dealing with large databases.

6.2 Cons

No GUI: Lacking a graphical user interface might make it difficult for beginners to handle the tool efficiently.
Cost: The tool comes at a price, adding additional costs for businesses transitioning from SQL server to Oracle.
Customer support: While technical support is available, some users have noted potential delays in response time, which might disrupt time-sensitive projects.

7. VinChin Migrate SQL Server to Oracle with Oracle SQL Developer

VinChin Migrate SQL Server to Oracle tool is implemented using Oracle SQL Developer, a robust tool suite that eases database migration. VinChin adds an extra layer of support services to guide users through the migration process, making it an ideal option for those looking for guided migration paired with professional support.

7.1 Pros

Guided migration: The tool offers additional support services, providing a guided migration process for users unfamiliar with database conversions.
Oracle SQL Developer: Benefiting from Oracle SQL Developer’s robust features and compatibility, VinChin optimizes database migration. Oracle SQL Developer offers an array of features including versatile data modeling, support for third-party plugins, and much more.
Compatibility: Given this tool’s strong integration with Oracle SQL Developer, it offers excellent compatibility with both SQL Server and Oracle databases.
Support Services: VinChin provides professional support services, answering queries and providing solutions in a timely manner.

7.2 Cons

Cost factor: The inclusion of support services in the package implies additional costs making this tool a little expensive in comparison to some other solutions in the market.
Reliant on Oracle SQL Developer: The tool’s efficiency is largely dependent on Oracle SQL Developer, which can be a limitation if issues emerge within the base software.
Complexity: The integration of support services can make the tool’s operation more complex, especially for beginners who aren’t familiar with Oracle SQL Developer.

8. Razor SQL MS SQL Server Tables to Oracle

Razor SQL MS SQL Server Tables to Oracle is a conversion tool that is part of the wider RazorSQL software suite. This tool helps to migrate SQL Server databases to Oracle and includes several features for convenient and efficient database conversion. Besides data migration, it also offers built-in functions for query, edit, browse, and administration of databases.

8.1 Pros

Multi-functional tool: Razor SQL is not just a conversion tool. It serves multiple functions, including query, edit, browse, and administration of databases, making it a comprehensive tool for database management.
High compatibility: The tool supports all major databases, not just SQL Server and Oracle. This makes it highly adaptable for various database environments.
Portability: RazorSQL is available in a portable version, perfect for those who often switch computers or poorly prefer not to install software directly.
Customer Support: The tool comes with robust customer support, providing quick assistance for any queries or issues.

8.2 Cons

Learning curve: Given its range of functions, novices might encounter a steep learning curve initially.
Cost: Razor SQL is a paid tool, and although it offers a wide range of features, cost might pose as a significant factor for small businesses or individual users.
Setup: Configuring the tool according to specific needs can be complex and time-consuming, particularly for users unfamiliar with advanced database operations.

9. Qlik Migrate Data from SQL Server to Oracle

Qlik Migrate is a cutting-edge data migration platform known for its efficiency and comprehensive features. It supports migration from SQL Server to Oracle databases, simplifying the task through automated data translation and transformation. The tool offers high-speed data transfer and improved risk management while ensuring data integrity and reliability.

9.1 Pros

Automated data translation: Qlik Migrate minimizes manual intervention by automating data translation and transformation. This feature saves time and reduces the potential for error.
High-speed data migration: The tool boasts high-speed data migration, reducing the overall time taken for the migration process.
Risk management: Qlik Migrate identifies and addresses data migration risks before they evolve into serious issues, ensuring a smooth migration overall.
Data integrity: The tool maintains the integrity and reliability of data during migration, ensuring the consistency and accuracy of the migrated information.

9.2 Cons

Complex interface: Some users find the user interface of the tool a little complex, which could pose a challenge for beginners.
Cost: Qlik Migrate is a premium tool that may not be affordable for small businesses or individual users on a tight budget.
Installation: The installation process for Qlik Migrate can be cumbersome and time-consuming, particularly on systems with limited resources.

10. Summary

10.1 Overall Comparison Table

Tool	Features	Ease of Use	Price	Customer Support
Sqlines Online SQL Server to Oracle	Web-based, interactive, free	High	Free	Low
Oracle – Migrating from Microsoft SQL Server to Oracle	In-depth guide, high compatibility, frequent updates	Medium	Paid	High
Full Convert SQL Server to Oracle	User-friendly, automatic datatype matching, high speed, error detection	High	Paid	Medium
DBConvert SQL Server to Oracle	Direct connection, data mapping, schedule options, GUI & command-line	Medium	Paid	Medium
Intelligent Converters SQL Server to Oracle	Data-type consistency, validation system, command-line version, high speed	Low	Paid	Medium
VinChin Migrate SQL Server to Oracle with Oracle SQL Developer	Guided migration, high compatibility, support services	Medium	Paid	High
Razor SQL MS SQL Server Tables to Oracle	Multi-functional, high compatibility, portability, customer support	Medium	Paid	High
Qlik Migrate Data from SQL Server to Oracle	Automated data translation, high-speed, risk management, data integrity	Medium	Paid	High

10.2 Recommended Tool Based on Various Needs

To navigate through these SQL Server to Oracle options, one must identify the specific needs of their organization. If you are seeking a free tool for minor tasks or learning purposes, Sqlines Online SQL Server to Oracle may be a suitable choice. For guided and supported migration, VinChin Migrate SQL Server to Oracle with Oracle SQL Developer stands out. If you manage vast volumes of data and need a tool optimized for large-scale migration, Oracle’s own migration tool or Full Convert SQL Server to Oracle could be the best fit. For those needing a balance of functionality and affordability, DBConvert SQL Server to Oracle proves to be cost-effective.

11. Conclusion

11.1 Final Thoughts and Takeaways for Choosing an MSSQL to Oracle Converter Tool

In conclusion, the selection of an MSSQL to Oracle converter tool depends largely on your unique requirements. Free tools like Sqlines can be suitable for small-scale tasks or simply learning, while comprehensive tools offered by Oracle or Full Convert are better for heavy usage and big enterprises. Before making a selection, it’s important to consider factors like the scale of data migration, your budget, the tool’s ease-of-use, features, and support services.

Data migration is a vital task, where even minor errors can lead to major data loss or corruption. Therefore, choosing the right converter tool is critical to ensure a smooth and successful transition from MSSQL to Oracle. With the numerous options available, it’s possible to find a tool that is not only efficient but also fits perfectly with your specific needs and operational requirements. Take the time to evaluate and select the best tool to ensure a seamless and successful database migration process.

Author Introduction:

Vera Chen is a data recovery expert in DataNumen, which provides a wide range of products, including Zip repair product.