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private void SqlBulkCopyByDatatable(string connectionString, string TableName, DataTable dt)
{
using (SqlConnection conn = new SqlConnection(connectionString))
{
using (SqlBulkCopy sqlbulkcopy =
new SqlBulkCopy(connectionString, SqlBulkCopyOptions.UseInternalTransaction))
{
try
{
sqlbulkcopy.DestinationTableName = TableName;
for (int i = 0; i < dt.Columns.Count; i++)
{
sqlbulkcopy.ColumnMappings.Add(dt.Columns[i].ColumnName, dt.Columns[i].ColumnName);
}
sqlbulkcopy.WriteToServer(dt);
}
catch (System.Exception ex)
{
throw ex;
}
}
}
}