dapper-where-in

C# – Update records with Dapper

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You can update records with Dapper by using Execute() with an UPDATE statement and passing in the parameters. Here’s an example: Dapper maps the properties from the param object to the query parameters (ex: it maps year to @year). You can pass in the parameters with an anonymous type (as shown above) or by passing … Read more

C# – Delete records with Dapper

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You can delete records with Dapper by using Execute() with a DELETE statement and specifying the record ID as a parameter. Here’s an example: This deletes a single record from the Movies table. Delete multiple records When you’re deleting multiple records, you can efficiently execute a single DELETE statement with a WHERE clause including all … Read more

C# – Adding dynamic parameters with Dapper

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The simplest way to add dynamic parameters when executing queries with Dapper is by passing in Dictionary<string, object>, like this: Read more about how to add items to a dictionary. You can also add dynamic parameter by using the DynamicParameters class. You can use whichever approach is simplest in the given scenario. In this article, … Read more

C# – How to use IN with Dapper

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Let’s say you have a SQL Query that uses IN and you want to execute it using Dapper. Your query looks something like this: Here’s how you’d execute that with Dapper: Then you’d call it like this: There are two key things to notice about this: Exclude the parentheses In a normal SQL Query you … Read more