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Listed here’s a summary what you can assume to become returned by Each individual approach in the event that your query return no rows, just one row or numerous rows:

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Dynamic Parameters are Specifically great for advanced stored method, in case you have to have manage also a return worth:

Certainly execution of saved treatment is supported. Any of the outlined approaches allows the execution of the stored method. All it’s needed is to omit

Async methods. The ten samples I’ve created reveals how the above approaches can be employed. Let’s Check out them before playing with the sample code:

As it is possible to see, there's nothing new Using these two solutions. We've a query and parameters, and we execute our statements Along with the ExecuteAsync system.

As soon as Dapper is enabled you may change the Language drop all the way down to C# System, map query final results to C# classes, and utilize the .Dump() method to examine the effects:

Of course, if you have asked Dapper to return a selected style, such as Person while in the sample code demonstrated prior to, you will have the requested object returned in place of “Row”.

Should the goal object has long been specified (“Person” in the above mentioned sample), mapping is completed by matching the names of returned columns with item Attributes names.

Executes a question and maps The end result to a listing of dynamic objects or, if specified, to an dapper tutorial for beginners index of strongly typed objects:

Transactions are very straightforward to work with with Dapper. We can execute it using the Dapper library (the one we already use) or maybe the Dappr.Transaction library, which is the same detail as Dapper, just Along with the extended IDbConnection interface. Inside our instance, we are going to utilize the Dapper library.

This approaches executes a query that return a resultset fabricated from accurately one row and a single column. Just like the very good previous IDBCommand.ExecuteScalar.

To conduct CRUD operations in the database, we must create a reference to the databases using a databases relationship.

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