SQL Server 2014 CU4 is out – new trace flag.
Posted: October 27, 2014 Filed under: Microsoft SQL Server, Microsoft SQL Server 2014 Leave a commentSQL Server 2014 CU4 is out – http://support.microsoft.com/kb/2999197
http://phoebix.com/2014/10/21/cumulative-updates-sql-server-2014-rtm-cu4/ also mentions a new trace flag
For clustered column store index
” This fix introduces a new trace flag 9348 that helps in deciding whether or not a bulk insert is required. If the estimated number of rows is greater than 102400 than a bulk insert is used. If less than 102400 then SQL Server does not use a bulk insert.”