The challenges in Access development

Rolf Borkowski
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Rolf Borkowski
Senior Expert Project Manager

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Access projects quickly reach their limits when data volumes, user numbers and interfaces grow.

You should know this:

  • Access is only suitable for complex and scalable applications to a limited extent.
  • Migration is often unavoidable when costs and risks increase.
  • Paying attention to documentation and architecture early on saves effort in the long term.

Frequently asked questions

  • Is Microsoft Access still up to date?

    For small databases, yes. As soon as applications grow or multiple users work simultaneously, Access reaches its limits.

  • Can Access be combined with more modern databases?

    Yes, Access can be used as a front end, while data storage runs on SQL Server or PostgreSQL.

  • How secure is an Access database?

    Access offers only limited security features out of the box. Role and authorisation concepts must be actively supplemented.

  • Why is my Access database so slow?

    Slow queries and locks are often caused by large amounts of data or multi-user operation. Optimisation or outsourcing to SQL Server can help.

  • What happens when the Access database exceeds 2 GB?

    Access then reaches its limits. Migration to a powerful database is usually the next step.

  • How can I modernise an old Access database?

    Modernisation takes place in phases: analysis, gradual replacement and migration to modern systems such as .NET or SQL Server.

Microsoft Access has been part of many companies’ toolkits for decades. In small and medium-sized companies in particular, it often forms the basis for customised solutions that manage data and map business processes. But over time, requirements grow: more data, more users, more interfaces. Find out here how we can help you optimize and improve your data processes.

The challenges in Access development: data and migration

1. Data integrity and business logic

A key problem in Access projects is ensuring data quality. If relationships or rules are not modelled correctly from the outset, inconsistencies and incorrect queries arise. Data integrity must be ensured early on through clear data models, validations and a structured authorisation concept.

2. Performance and scalability

Access is designed for small amounts of data. As soon as multiple users work simultaneously or large amounts of data are processed, lockouts, long query times and system crashes occur. Typical approaches include outsourcing data to SQL Server or PostgreSQL and using Access as a front end. This increases stability without the need for immediate migration.

3. Migration effort and modernisation

Many companies ask themselves: «When is it worth migrating from Access?» The answer is: as soon as maintenance becomes expensive, interfaces are missing or security risks arise. Successful migration is not a big bang, but takes place in phases: analysis, parallel operation, gradual replacement. This reduces risks and secures know-how. Migrating from Access to other platforms such as SQL Server, MySQL or an enterprise database solution can be complex and time-consuming. Data conversion, database structure adaptation and ensuring compatibility are major challenges.

4. Extensibility and maintainability

Access applications often grow uncontrollably. New queries, forms and VBA scripts are added without a clear architecture. This makes maintenance and further development difficult. A modular structure, version control and automated testing are crucial to keeping the application usable in the long term. Especially with older database solutions, we often encounter missing or incomplete documentation. Often, knowledge about the application is only held by individual employees. If this key person leaves the company, essential knowledge is lost and with it the basis for secure operation or clean migration.

5. Security and interfaces

Many Access solutions were developed without a comprehensive security concept. Roles, authorisations and logging are missing or incomplete. Integration with other systems (ERP, CRM, web services) is also limited. If you want to make Access solutions future-proof, you need to pay attention to secure interfaces and clear authorisation structures at an early stage.

Solutions for the problems mentioned

Our Access services help your company make your Access database reliable and future-proof. From rapid problem solving and error diagnosis in Access to maintenance and upgrades of older systems to the integration and migration of Access databases to modern platforms, we offer all services from a single source. This ensures that your solution remains stable, secure and compatible with your company’s requirements in the long term.

Access-Services von soxes, Englische Grafik

Collaboration at soxes

  • Individual consultation

    We sit down with you and develop a clear strategy for your project in tailor-made workshops – so that everything runs smoothly from the outset.

  • IT project management

    Your project is in good hands with us. A dedicated contact person ensures that budget and quality remain under control – so that you can concentrate on your goals.

  • Dynamic fixed price

    Clear costs, full flexibility: you get a fixed price and can still make adjustments during development.

  • Time and material

    Maximum transparency: you only pay for what you really need – no hidden costs, no surprises.

  • On-demand engineer

    Reinforcement exactly when you need it: our experienced software experts and project managers jump straight into your project and drive it forward efficiently.

  • SLA (Service Level Agreement)

    Reliability you can count on – with clear guarantees and support that is there for you even after development.

Case Study: A powerful access solution

Case Study: A powerful access solution
  • 1 Project Overview

    Sulzer AG, based in Winterthur, employs around 15,000 people and generates over 3 billion Swiss francs in revenue. soxes developed a solution to optimise project processes for the leading pump manufacturer.

  • 2 Challenge

    Sulzer Pumps was looking for a solution to centrally bundle project information, transparently display orders and production progress, and reliably keep track of deadlines. Above all, it was important to have a direct connection to the existing ERP systems.

  • 3 Solution

    soxes developed the Order Progress Room based on Microsoft Access and Excel. The application provides a clear overview of all orders, deadline comparisons, filter functions, and interfaces to the ERP systems. Reports can be visualised and output up to DIN A0 size.

  • 4 Result

    The project and production process was digitised, bottlenecks were identified early on, and coordination was improved worldwide. The solution is multi-user capable and is used internationally at Sulzer.

Avoid risks in Access now

Don’t leave it to chance – we’ll secure your database.

  • Documentation and know-how protection
  • Performance optimisation and security

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Sofia Steninger

Sofia Steninger
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