Inspect and Mutate IQueryable Expression Trees
Learn how to build a custom query provider that intercepts the execution of IQueryable queries to snapshot and/or transform the expression. See examples of how to enforce an item limit and evaluate which parts of the filter succeeded or failed to provider the final enumerated result.
[ LINQ ] [ EF Core ] [ Data ] [ .NET Core ]
Look Behind the IQueryable Curtain
Learn how to parse the expressions behind queries using the built-in ExpressionVisitor class. After successfully parsing an expression tree, discover how to modify the tree and apply your own rules by implementing your own queryable host.
[ LINQ ] [ EF Core ] [ Data ] [ .NET Core ]
Build an Azure AD Secured Blazor Server Line of Business App
Build a Blazor Server line of business app on top of an existing set of libraries with Azure Active Directory authentication. Features sorting, filtering, auditing, optimistic concurrency and more, with a control UI that is shared between client and server projects.
[ WebAssembly ] [ EF Core ] [ Blazor ] [ .NET Core ]
Build a Blazor WebAssembly LOB App Part 4: Make it Blazor-Friendly
Part 4 of the series that describes a fully functional real-world project built in Blazor WebAssembly with EF Core. Part 4 explains how the app was refactored to current state in order to take advantage of more built-in Blazor features..
[ WebAssembly ] [ EF Core ] [ Blazor ] [ .NET Core ]
Build a Blazor WebAssembly Line of Business App Part 3: Query, Delete and Concurrency
Part 3 of the series that describes a fully functional real-world project built in Blazor WebAssembly with EF Core. Part 3 focuses on querying, delete, update and optimistic concurrency.
[ WebAssembly ] [ EF Core ] [ Blazor ] [ .NET Core ]