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Set Up Data Validation | Mendix Documentation

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  • Question: what should data validation prevent in mendix
  • Time: Updated 12 days ago
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what should data validation prevent in mendix

Data validation in Mendix should prevent various types of errors and inconsistencies in data. Some examples of what data validation can prevent in Mendix are:

  1. Invalid data types: Data validation can ensure that the correct data types are used for specific fields. For example, it can prevent a user from entering a string in a field that is supposed to only accept numeric values.

  2. Missing data: Data validation can ensure that required fields are filled out before the user can proceed. This can prevent incomplete records from being created.

  3. Duplicates: Data validation can prevent duplicate data from being entered. For example, it can prevent a user from creating a customer record with the same name and address as an existing customer.

  4. Out-of-range values: Data validation can prevent values that are outside of an acceptable range. For example, it can prevent a user from entering a negative number in a field that only accepts positive values.

  5. Invalid formats: Data validation can ensure that data is entered in the correct format. For example, it can prevent a user from entering an email address without the “@” symbol.

By preventing these types of errors, data validation can help ensure that the data in your Mendix application is accurate and consistent, which can improve the quality of your application and prevent potential issues down the line.

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Data Validation and Consistency in the Mendix Low-code Platform

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Set Up Data Validation | Mendix Documentation
Set Up Data Validation | Mendix Documentation
Validation Rules | Mendix Documentation
Validation Rules | Mendix Documentation
Set Up Data Validation | Mendix Documentation
Set Up Data Validation | Mendix Documentation
Set Up Data Validation | Mendix Documentation
Set Up Data Validation | Mendix Documentation

Domain model mendix

Mendix is a low-code platform that allows users to create enterprise-grade applications using visual modeling, drag-and-drop interfaces, and reusable components. A domain model in Mendix is a way to define the structure of data that is used by an application. It describes the entities, attributes, and relationships between the different data objects in the system.

Entities are the building blocks of a domain model and represent the different types of objects that exist within an application. Each entity has a set of attributes that define the specific properties or characteristics of that object. For example, a “customer” entity might have attributes such as “name,” “email,” and “address.”

Relationships between entities are defined by associations. Associations describe how different entities are related to each other. For example, a “customer” entity might be associated with an “order” entity, where each customer can have many orders.

Mendix also provides the ability to create enumerations, which are a set of predefined values that can be used to describe certain attributes of an entity. For example, an enumeration for the attribute “gender” might include the values “male,” “female,” and “non-binary.”

Overall, the domain model in Mendix serves as a blueprint for the data structure of an application, allowing users to easily create, modify, and visualize the data objects and relationships within the system.

Mendix naming

Mendix is a low-code development platform that allows users to build applications visually using a drag-and-drop interface, rather than writing code manually. In Mendix, naming conventions are important to ensure that elements within the application are easily identifiable and understandable.

Here are some common naming conventions used in Mendix:

  1. Module Names: When creating a new module, it is recommended to use a descriptive name that reflects the purpose of the module. For example, if the module is related to managing customer information, a good name would be “Customer Management”.

  2. Entity Names: Entities represent the data model of the application. Each entity should have a name that describes the type of data it represents. For example, if the entity represents customers, a good name would be “Customer”.

  3. Attribute Names: Attributes are the properties of an entity. Each attribute should have a name that reflects the data it contains. For example, if the attribute represents the customer’s name, a good name would be “Name”.

  4. Microflow Names: Microflows are used to define the business logic of the application. Each microflow should have a name that reflects the purpose of the microflow. For example, if the microflow is used to validate user input, a good name would be “Validate Input”.

  5. Page Names: Pages represent the user interface of the application. Each page should have a name that reflects its purpose. For example, if the page is used to display customer information, a good name would be “Customer Details”.

These are just some of the common naming conventions used in Mendix. By following these conventions, developers can ensure that their application is easy to understand and maintain.

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