FIX: All data goes to deltastores when you bulk load data into a clustered columnstore index under memory pressure
When you bulk load data into a clustered columnstore index under memory pressure in Microsoft SQL Server 2016, all the data is inserted into the deltastores, and the Log Optimization can't be used. Therefore, the operation takes a longer time to be completed. If SQL Server restarts in that situation, it may take a long time for SQL Server to recover the database after the restart.
The issue was first fixed in the following cumulative update of SQL Server: Recommendation: Install the latest cumulative update for SQL Server
Each new cumulative update for SQL Server contains all the hotfixes and all the security fixes that were included with the previous cumulative update. We recommend that you download and install the latest cumulative updates for SQL Server:
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.
Learn about the terminology that Microsoft uses to describe software updates.
Article ID: 3174073 - Last Review: 07/25/2016 22:54:00 - Revision: 1.0
Microsoft SQL Server 2016 Developer, Microsoft SQL Server 2016 Enterprise, Microsoft SQL Server 2016 Enterprise Core, Microsoft SQL Server 2016 Standard
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