FIX: Access violation occurs when you insert LOB data in Clustered Columnstore Index in SQL Server 2017

Applies to: SQL Server 2017 DeveloperSQL Server 2017 EnterpriseSQL Server 2017 Enterprise Core

Symptoms


Assume that you bulk insert Clustered Columnstore Index (CCI) in SQL Server 2017. When you try to insert LOB data, an incorrect data copy may cause an access violation (AV) error and crash SQL Server.

Status


Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section. 

Resolution


This issue is fixed in the following cumulative update for SQL Server:

About cumulative updates 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. Check out the latest cumulative updates for SQL Server:

References


Learn about the terminology that Microsoft uses to describe software updates.