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MDriven Designer
Modeling Basics
What is MDriven Designer
Designer
What is MDriven Designer
Modeling
Classes: definition and instances
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Objects
Short introduction to UMLâ class diagram
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Association
Embed
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Enumerations and value lists
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Enumerations in Modlr
Identity and keys (natural vs surrogate)
Doing your own Primary keys
Guid
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CleanForFree
Packages and module organization
Calendar package
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Package
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Segmenting definition and logic
Namespace in generated code
User-Paid-Model-Snippet
MDrivenDesignerPropertyInspectorHints
MDriven Designer Features & Settings
MDriven Designer Overview Series
MDriven Designer Overview part 3
MDriven designer overview Part 1
Part 10 MDriven Designer Overview. Actions and navigation
MDriven designer overview Part 4
MDriven Designer Overview part 3
MDriven Ethical Policy
MDriven designer overview Part 1
Modlr
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Core Modeling Concepts
Aggregation vs composition
Composite and Aggregate and what they imply
Inheritance and polymorphism
Calling base class
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Association classes and link objects
Adding a link object
Association classes
Part 8 Link Objects association classes
Qualified associations
QualifiedAssociations
Embedding behaviors and containment choices
Embed
Attribute with class type (why disallowed)
Attribute with class type
Derivation
Derived attributes (calculated fields)
Derived attributes & associations
Derivation is not available in the database
Attribute or Data Type Conversion
Part 3 OCL: Derivation properties
Part 5 Searching in databases
Derived associations
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Let and Derived associations
Derivation is not available in the database
Settable derived attributes and associations
Derived settable associations
Derived settable attributes
Reverse Derivation
Derivation expressions editor and patterns
Derivation expressions
VerbalizePatterns
Performance tips for derivations
Default String Representation and asString
Constraints and Validation (OCL)
OCL basics and expression syntax
Let and Derived associations
Constraints
Part 3 OCL: Derivation properties
Case sensitive or not
ChatDesignerPrompt
Mockotype
OCL Editor, system prototyper and ViewModel
Part 5 Searching in databases
Searching
Modlr plugin
OCLOperators expressions separator
Class invariants and required fields
Constraints
Data validation
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OCLEditorHelp OclPreconditionQuery
Cross object validation rules
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GuardConstraints
Opt out a constraint in all relevant viewmodel
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OCLOperators brokenConstraints
OCLOperators CascadeFetch
OCLOperators ExecuteQueryPlan
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OCLOperators RemoteTurnkeyGetStringValue
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OCLOperators greater than or equal to
OCLOperators less than or equal to
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State Machines and Workflows
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Statemachines forcing your hand even if you are admin
UML â State machines
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OCLOperators OnStateChange
Statemachines forcing your hand even if you are admin
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ViewModels and UI Modeling
ViewModel fundamentals
Index page
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Actions And Viewmodels, MDriven Designer
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FollowEnable
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Logged in Person presentation
MVC View Model handling
AutoFormsâget more with less faster
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MDriven Movie Theatre Part 2
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Render MVC ViewModel without turnkey
Softview
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A simple table component for just listing a collection
Edit in Grid
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Mounted ViewModel
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Nestings
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Clipbook
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VCurrent and vSelected
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Validations and error presentation
Turnkey session 4: ViewModel validation
ViewModel validations
MVC View Model constraints
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Dialogs and modals
MDriven designer overview Part 4
Modal views
PopUp action
Span.ModalSize
Dashboards and seekers
Searching
Seeker
OCLOperators ReQuery
Efficient fetch and large lists
Efficient ViewModel fetch
Column.MaxFetch
MaxFetch
InstantPageLoader
QueryPlan
MDriven Movie Theatre Part 1
MDriven Text Format
MVC GetImage
MVC
MVC GetImage
OCLOperators ViewModelAsXml
Part 11 ViewModel Designer Updates
Snippetsâthe productivity booster
TK Live View
Actions and Business Logic
Actions overview (class and instance scope)
Acting on object changes
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Actions
Actions And Viewmodels, MDriven Designer
Actions Editor
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Assign actions a menu group based on class
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EAL â ExtendedActionLanguage.
Global actions
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Web client actions in tables
Adding Buttons in Nested ViewModels
Charge end user
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Acting on object changes
Side effects
Mockotype
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IsolationLevel
Error handling and undo strategies
Part 10 MDriven Designer Overview. Actions and navigation
Turnkey session 3: Opting out actions
OCL in Designer
Collections, iterators, and selection
Set vs bag
Collections
Assign actions a menu group based on class
ChatDesignerPrompt
Collection of strings
Methods
Further Linq enhancements
Modlr plugin
String, numeric, date and time operators
Creating numeric types
Char to int and back
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Split time string to value
ToString
Default String Representation and asString
Ocl hex to dec
Parse
SysSingleton.UrlEncode
ClassFromString
OCLOperators addition
OCLOperators equal to
OCLOperators greater than
String
Conditional logic and pattern matching
OCL debugger and tracing workflow
Part 3 OCL: Derivation properties
Updates to AutoForm and Debugger after latest feedback
LogEntry
ScriptAfterEvolve
SysDebugger
OCL Debugger
Logging OCL in Turnkey
Action must have a name
OCLps and server side execution concepts
Searching
State value as a string
SysDebugger
OCL-PS
OCLps
PSExpression , or how to do things in the DB from MDriven
Reusable OCL libraries and conventions
OCLOperators JSonToObjects
OCLOperators MergeTaJson
Practical expressions to get insights into your model content
Data and Persistence
Persistence mapping overview
Database
OR Mapping
Persistence
Persistence mappers
SQL Database
SQL Server
How your classes are stored in the SQL database when using MDriven
Seeing everything that is persisted
Working with Code and Persistence Mapping
Default mappers and type mapping notes
Initial values and Default Database values
Column.Eco.BlobType
DefaultDBValue
Type mapping, OR-Mapping
MySQLânotes to support the use of MySQL with MDriven
Setting all model classes to use AutoInc as PrimaryKeyMapper
Autoguid
Reverse engineering an external database
Making sense of legacy dataâDB Reverse
Setting all model classes to use AutoInc as PrimaryKeyMapper
Custom OR Mapping
SQL
Importing CSV or Excel seed data
Convergence â ViewModels, import, export, multi search, synchronization and Excel
Import Data
ExternalId and object identity strategies
The ExternalId explained
Column.Eco.BlobType
Object Identity
The VMClassId Explained
Diagrams and Documentation
Class diagrams: layout and readability
Class diagrams
Diagrams in Diagrams
Ecomdl
Model Examples
State diagrams: modeling lifecycle
Diagrams in Diagrams
State Diagrams
Auto layout and diagram organization tips
Autodiagram
Tagged values, notes, and in model documentation
Case sensitive or not
Column.Angular Ext Component
Column.ClientSortable
Column.DataIsHtml
Column.FormatAttr
Column.HideHeading
Column.MaxFileSizeInBytes
Column.Placeholder
Column.Resizable
Column.SkipStyleLogic
Column.StringFormatRazor
Column.Switch
Column.autofocus
Data
Ecomdl
Getting taggedvalues in runtime without code
Important TaggedValues for MDriven Turnkey Web-UI is found Here
Extensions
Operations
Span.FixColSize
Span.HideMenubar
Span.Savebar
Span.XmlRootTag
Tag extensions
TaggedValues
Tagged values in the Designer
Text formatting
Catching more information in your model
Column.autocomplete
MetricImperial
Column.FixColSize
Column.StringFormatAngular
Important TaggedValues for MDriven WPF Fat client
MDrivenDesignerTaggedValueHints
Span.DoNotSearchOnEnter
Added tagged values to attributes based on the class' tagged values
Traceability to requirements and specs
Ecomdl
Validation and Model Checks
Model validations and consistency checks
Validate data in the database
Attribute.CheckIdNameConflict
Check model error
Typical error messages and quick fixes
Action must have a name
Check model error
Downgrade MDriven Framework version
Duplicate IDs in the database
Unknown valuetype
String attribute overflowing
Health checks and lint like conventions
Testing and Simulation
Deterministic test data and fixtures
Selenium Testing
Scenario based model testing
Simulating actions and state changes
Simulate login
Measuring rule impact over time
Integration Touchpoints
Publishing to Turnkey from Designer
AssetsTK
OCLOperators RestPost
Exposing REST from the model (overview)
Api documentation
Rest API
Rest Delete
Rest Post
Rest Put
Rest Services In MDriven
Communication between MDrivenServers
Improved routes
Receive post data not known at design time
RestAllowed UIAllowed
Services
SignalR and Realtime
Tajson
REST API For Versioned Downloads
Span.Eco.RestAllowed
Rest Patch
OCLOperators RestPatch
Consuming external REST or SOAP definitions in model
Communication between MDrivenServers
Rest API
Using JSON or XML as class template
Importing web service interface as model
JsonToObject vs Tajson
Sign client rest request with certificate
OCLOperators RestDownload
OCLOperators RestHead
OCLOperators SoapCall
Designer to Server connections and model debug hook
MDriven Server - Connecting To
LogEntry
Debug CodeDress
Performance and Optimization
Cardinality choices and fetch strategies
Delayed Fetch
Memory optimization
Derived vs stored data tradeoffs
Optimizing for performance
Profiling OCL and hot paths
Collect very slow
Caching and pre materialized views in the model layer
InstantPageLoader
CacheInvalidation
Security and Access in the Model
Access groups and permissions
AccessGroups, InterestGroups and ViewModel-Enable
Access control system in MDriven
Access groups
Part 9 MDriven Turnkey, cloud tools and access groups
Restricting data access
Security
ViewModel access and security
SysUser
Model Access Review
Deeplink with authentication
SysSession
Certificate
GDPRPolicy
OCLOperators AccessGroupsEnable
Attribute and association level security
Access control system in MDriven
Restricting data access
Security
Context based and row level rules
Restricting data access
Security
GDPRPolicy
Multi tenant rule variations
MultiTenantPrefix
High or low exposure to risk
Information security
Refactoring and Evolution
Rename, split, and merge classes safely
Model Examples Old
ContinuousIntegration
ScriptAfterEvolve
MDriven Designerâa new Rename function to save you time
Database evolve
Deepclone
Deprecation and migration strategies
Moving from legacy ECO to MDrivenServer
ContinuousIntegration
ScriptAfterEvolve
Bootstrap
GroupBox
Migrating From MDriven .NET Framework to .NET Core
Working with legacy Handles
Breaking changes
Backward compatibility approaches
Versioning and change logs for releases
Versioned on class
Breaking changes
Changelog
Best Practices and Patterns
Naming conventions and structure
MCoins
Aggregates and consistency boundaries
Pattern catalog: factory, specification, adapter
Singleton
Pattern supported methods
Large model governance and reviews
ModelMeta
Documentation debt and living guides
Trust and Guarantee
Summit
SysDocBatch
Documtr and XPS
Documentation Old
Legacy
Complete model examples
Getting to the bottom of the Line of Business Application
Troubleshooting
Designer common issues and resolutions
Before going nuts about this issue
Codegen failed
Exception starting
Missing Set button in Autoform single link
Fault-finding certificate problems in IIS
PreserveLegacyFilenames
Problem saving database script
RecyclableMemoryStream
Threading bug
WCF issues
Ng-click ( ngClick ) not working
Possible file version mismatch detected between ADO.NET Provider and native binaries of SQL Server Compact
SQL not trusted
WebAssembly 2020
Derivation and validation debugging tips
Derivation is not available in the database
Multiple instances
State machine gotchas and recovery
Performance triage and profiling workflow
Database corruption
Edgar Test Page
Logging what MDriven does
Object is already deleted
Support options
The anti-forgery token could not be decrypted
Documentation
/
Edgar Test Page
Edgar Test Page
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Created by
Edgar
on 2025-07-30 · Last edited by
Edgar
on 2025-08-31.
Something
Categories
:
Common Error Messages & Solutions
Frequently Asked Questions (FAQ)
Intermediate-Friendly
Priority 80
Troubleshooting & Error Resolution
