KB3171021 - SQL Server 2014 Service Pack 2 release information

Applies To
SQL Server 2014 Service Pack 2

This article contains important information to read before you install Microsoft SQL Server 2014 Service Pack 2 (SP2). It describes how to get the service pack, the list of fixes that are included in the service pack, how to select the correct download based on your currently installed version, and a list of copyright attributions for the product.

Note This article serves as a single source of information to locate all documentation that's related to this service pack. It includes all the information that you previously found in the release notes and Readme.txt files.

More Information

How to get SQL Server 2014 SP2

SQL Server 2014 SP2 is available for download at the SQL Server 2014 SP2 download page. You can download SQL Server 2014 SP2 Feature Pack here.

Note After you install the service pack, the SQL Server service version should be reflected as 12.0.5000.0.

List of fixes included in SQL Server 2014 SP2

Microsoft SQL Server 2014 service packs are cumulative updates. SQL Server 2014 SP2 upgrades all editions and service levels of SQL Server 2014 to SQL Server 2014 SP2. In addition to the fixes that are listed in this article, SQL Server 2014 SP2 includes hotfixes that were included in SQL Server 2014 SP1 CU1 to SQL Server 2014 SP1 CU7 .

For more information about the cumulative updates that are available in SQL Server 2014, see SQL Server 2014 build versions .

Notes

  • Additional fixes that aren't documented here may also be included in the service pack.
  • This list will be updated when more articles are released.

For more information about the bugs that are fixed in SQL Server 2014 SP2, go to the following Microsoft Knowledge Base articles.

VSTS bug number KB article number Description
5694597 3173766 FIX: DBCC CHECKDB or CHECKTABLE returns false positives for data corruption and assertion failures in SQL Server 2014
6935655 3177838 DBCC CLONEDATABASE (Transact-SQL) is introduced in SQL Server 2014 Service Pack 2
7810838 3173767 Improves the performance for databases that have large number of partitions in SQL Server 2014 SP2
7579503 3173157 Adds a stored procedure for the manual cleanup of the change tracking side table in SQL Server 2014 SP2
3913004 3172998 FIX: A severe error occurs when you use the sys.dm_db_uncontained_entities DMV in SQL Server 2014
6988068 3173156 Update adds AlwaysOn extended events and performance counters in SQL Server 2014
2197153 3172997 Update to add memory grant warning to the Showplan XML in SQL Server 2014 SP2
4297600 3170123 Supports DROP TABLE DDL for articles that are included in transactional replication in SQL Server 2014
6723609 3170116 FIX: Memory grant that's required to run optimized nested loop join isn't reflected in Showplan XML in SQL Server 2014
6170324 3170115 Information about enabled trace flags is added to the showplan XML in SQL Server 2014 SP2
5990425 3170114 Update to add DMF sys.dm_db_incremental_stats_properties in SQL Server 2014
6685025, 3512277 3170113 Update to expose per-operator query execution statistics in showplan XML and Extended Event in SQL Server 2014 SP2
6170317 3170112 Update to expose maximum memory enabled for a single query in Showplan XML in SQL Server 2014
6852946 3170044 FIX: Illegal name character error when you parse module_end event output in SQL Server 2014
6927342 3170043 Poor performance when query contains anti-join on a complex predicate in SQL Server 2014 SP1
6727876 3170042 DMV sys.dm_db_index_operational_stats returns incorrect range_scan_count value in SQL Server 2014
6936784 3170022 Update lets SQL Server 2014 use all the user-mode virtual address space for a process
6945027 3170020 Informational messages added for tempdb configuration in the SQL Server error log in SQL Server 2014 SP2
6944985 3170019 Update to add info about SQL Server startup account to security policy in SQL Server 2014 error log
7638613 3170015 DMV sys.dm_os_memory_nodes returns a non-zero value for the pages_kb value for the DAC node in SQL Server 2014
6651348 3156304 Improvement for SQL Server AlwaysOn Lease Timeout supportability in SQL Server 2012 and 2014
7003572 3154421 FIX: Filestream directory is not visible after an AlwaysOn replica is restarted in SQL Server 2012 or 2014
6715815 3136780 UTF-8 encoding support for the BCP utility and BULK INSERT Transact-SQL command in SQL Server 2014 SP2
6589061, 6589062, 6589063,
6589064
3112363 Improvements for SQL Server AlwaysOn Lease Timeout supportability in SQL Server 2012 and 2014
6588983 3112362 FIX: You don’t receive any information about the replica when it is not visible in the availability group in SQL Server
6588982 3112361 FIX: The alwayson_ddl_executed extended event doesn't include the error number in SQL Server 2012 or 2014
6588981 3107401 New query memory grant options are available (min_grant_percent and max_grant_percent) in SQL Server 2012
6589060 3107400 Improved tempdb spill diagnostics in Showplan XML schema in SQL Server 2012 and 2014
6588999 3107399 Spatial performance improvements in SQL Server 2012 and 2014
6588995 3107398 Improved memory grant diagnostics when you use DMV in SQL Server 2012 and 2014
6589011 3107397 Improved diagnostics for query execution plans that involve residual predicate pushdown in SQL Server 2012 and 2014
6589007 3107172 Improve tempdb spill diagnostics by using Extended Events in SQL Server 2012 and 2014
6589587 3065060 FIX: "Unable to create restore plan due to break in the LSN chain" error when you restore differential backup in SSMS
1046313 2925865 Error when you execute SSIS package on FIPS-enabled Windows

Additional resolutions

Resolutions to the following issues are also included in SQL Server 2014 SP2.

VSTS bug number Description
6650726 Unable to rename column in table even though CDC is no longer enabled.
6810365 Print the table name and PK value of the row for 20598 error in msdistribution_history
6810368 Print the Cmd that caused querytimeout errors without the need for verbose logging
6821167 Provide easy way to print "change_tracking_hardened_cleanup_version" and "safe_cleanup_version" for procedure "sys.sp_flush_commit_table_on_demand"
6925734 Rebuild Index on 2012/2014 removes corresponding usage stats in sys.dm_db_index_usage_stats (regression from 2008 R2)
6943695 Log reader Asserts and dumps when destination table is an empty string
3988550 Presence of batch sort / optimized nested loop operators result in extreme memory grants - causes server stability & performance issues
3781287 Query_hash defined as UNIT64, doesn't match XEvent query_hash and query_hash from sys.dm_exec_query_stats defined as varbinary
7168415 The user does not have ALTER TRACE permission could not run DELETE command on table with filters in merge replication
7343398 Error executing business rule when the field name is too long
6167933 Provide a method to find out the TLS/SSL protocol used by the client connection
6588970 Dutch FTS using forms OfInflectional not working as expected
6588974 Load logic for msxmlsql.dll leads to spurious "Failed to verify Authenticode signature" message
2128386 SqlCmd quits without error with combination of embedded comments and curly braces ( 2 votes )
2288369 Creating non-clustered index causes DBCC CheckDB With Extended_Logical_Checks to raise corruption error
5052858 YYYY/MM/DD format for DATE not handled in BCP (unlike legacy Datetime)
5783955 NULL values are ignored after altering a column from text to varchar(max)
6589326 EKM DEK failing to initialize for keys with thumbprint less than maximum size
6616118 Access violation when updating incremental statistics after removing partitions CPartitionFn::CPartitionFn
6589000 set statistics io on' does not show sort's worktable statistics

Select the correct file to download and install

The SQL Server 2014 SP2 download page contains the system requirements for installing SQL Server 2014 SP2 and basic installation instructions. For additional documentation about how to upgrade installed 2014 SP2 components with a SQL Server 2014 servicing update, see Install SQL Server 2014 Servicing Updates.

Use the following table to identify the location and name of the file to download based on your currently installed version. The download pages provide system requirements and basic installation instructions.

Version you currently have installed Action you want to take File to download and install
A 32-bit version of any edition of SQL Server 2014 Upgrade to the 32-bit version of SQL Server 2014 SP2 SQLServer2014SP2-KB3171021-x86-ENU.exe from here
A 32-bit version of SQL Server 2014 RTM or SP1 Express Upgrade to the 32-bit version of SQL Server 2014 Express SP2 SQLServer2014SP2-KB3171021-x86-ENU.exe from here
A 32-bit version of only the client and manageability tools for SQL Server 2014 (including SQL Server 2014 Management Studio) Upgrade the client and manageability tools to the 32-bit version of SQL Server 2014 SP2 SQLManagementStudio_x86_ENU.exe from here
A 32-bit version of SQL Server 2014 Management Studio Express Upgrade to the 32-bit version of SQL Server 2014 SP2 Management Studio Express SQLManagementStudio_x86_ENU.exe from here
A 32-bit version of any edition of SQL Server 2014 and a 32-bit version of the client and manageability tools (including SQL Server 2014 RTM Management Studio) Upgrade all products to the 32-bit version of SQL Server 2014 SP2 SQLServer2014SP2-KB3171021-x86-ENU.exe from here
A 32-bit version of one or more tools from the Microsoft SQL Server 2014 RTM Feature Pack or the Microsoft SQL Server 2014 SP1 Feature Pack Upgrade the tools to the 32-bit version of Microsoft SQL Server 2014 SP2 Feature Pack One or more files from Microsoft SQL Server 2014 SP2 Feature Pack
No 32-bit installation of SQL Server 2014 Management Studio Install 32-bit SQL Server 2014 Management Studio including SP2 SQLManagementStudio_x86_ENU.exe from here
No 32-bit version of SQL Server 2014 Express Install 32-bit SQL Server 2014 Express including SP2 SQLEXPR32_x86_ENU.exe from here
A 64-bit version of any edition of SQL Server 2014 Upgrade to the 64-bit version of SQL Server 2014 SP2 SQLServer2014SP2-KB3171021-x64-ENU.exe from here
A 64-bit version of SQL Server 2014 RTM or SP1 Express Upgrade to the 64-bit version of SQL Server 2014 SP2 SQLServer2014SP2-KB3171021-x64-ENU.exe from here
A 64-bit version of only the client and manageability tools for SQL Server 2014 (including SQL Server 2014 Management Studio) Upgrade the client and manageability tools to the 64-bit version of SQL Server 2014 SP2 SQLManagementStudio_x64_ENU.exe from here
A 64-bit version of SQL Server 2014 Management Studio Express Upgrade to the 64-bit version of SQL Server 2014 SP2 Management Studio Express SQLManagementStudio_x64_ENU.exe from here
A 64-bit version of any edition of SQL Server 2014 and a 64-bit version of the client and manageability tools (including SQL Server 2014 RTM Management Studio) Upgrade all products to the 64-bit version of SQL Server 2014 SP2 SQLServer2014SP2-KB3171021-x64-ENU.exe from here
A 64-bit version of one or more tools from the Microsoft SQL Server 2014 RTM Feature Pack or the Microsoft SQL Server 2014 SP1 Feature Pack Upgrade the tools to the 64-bit version of Microsoft SQL Server 2014 SP2 Feature Pack One or more files from Microsoft SQL Server 2014 SP2 Feature Pack
No 64-bit installation of SQL Server 2014 Management Studio Install 64-bit SQL Server 2014 Management Studio including SP2 SQLManagementStudio_x64_ENU.exe from here
No 64-bit version of SQL Server 2014 Express Install 64-bit SQL Server 2014 Express including SP2 SQLEXPR_x64_ENU.exe from here

            
For more information about how to upgrade your SQL Server installation to SQL Server 2014 SP2, see Supported Version and Edition Upgrades.

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References

For more information about how to determine the current SQL Server version and edition, select the following article number to go to the article in the Microsoft Knowledge Base:

321185
  How to identify your SQL Server version and edition
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