Dapper Tutorial - Knowledge Base (KB)

Dapper.Net: IEnumerable<long> parameter throws exception: No mapping exists from object type System.Int64[] to a known managed provider native type

I am using Dapper.Net against SQL Server 2008 R2 in the following code to pass a ...List<long>... parameter to run a SQL query that has a WHERE IN clause, but I get the exception:...No mapping exists from object type System.Int64[] to a known managed prov...

Dapper WHERE IN statement with ODBC

I am using Dapper on ODBC provider, which as known does not support named parameters. For most of my queries I used pseudo named parameters: ...?name?.... However, when I try to... string query = $"select * from \"{TableName}\" where ID in ?Ids?"; return...

Dapper WHERE IN string statement with Postgres

I've seen ...Dapper WHERE IN statement with ODBC...But I'm not sure Dapper supports WHERE IN ("String1", "String2") syntax for Postgres. Is this supported? I tried digging through the code but I really don't have the time at the moment. So far I've only s...