Sqlbulkcopy update if exists

Add id, name, country. ConnectionStrings "constr". Using con As New SqlConnection constr. AddWithValue " tblCustomers" , dt.

End Using. The following screenshot displays the Customers table containing the updated as well as the inserted records. Related Articles.

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I agree to the above terms. Download Required. For very large tables, there are options to add table locks and temporarily disable non-clustered indexes. See SqlBulkTools Documentation for more examples. I would bulk load data into a temporary staging table, then do an upsert into the final table. See here for an example of doing an upsert.

Another alternative would be to not use a temporary table but use a stored procedure with a table valued parameter. Pass a datatable to the sp and do the merge there. How are we doing? Please help us improve Stack Overflow. Take our short survey.

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Ask Question. Asked 10 years, 11 months ago. Active 8 months ago. Viewed 57k times. Thank you. Sol Sol 1 1 gold badge 3 3 silver badges 6 6 bronze badges. Add a comment. Active Oldest Votes. Lucas Garcia. Bulk Delete. Bulk Update. Bulk Merge. First I truncate it every time it's used: connection. View more on Stack Overflow. Prime Library.