>I'm importing an excel sheet through SSIS.
>
>One of the columns has values like this
>
>Case_ID
>
>122361
>122382
>122369
>122368
>122390
>ME_318
>
>when I set up the SSIS source it selects double-precision float [DT_R8] as the data type for the Case ID column and the value with ME_ is ignored.
>
>How doe SSIS select the data type for excel columns and how can I override it.
>
>Thanks

Check http://blogs.lessthandot.com/index.php/datamgmt/dbprogramming/mssqlserver/what-s-the-deal-with/