KB3002049 - Cumulative update package 3 for SQL Server 2012 SP2

If you plan to deploy this cumulative update on an AlwaysOn configuration, you must read the following Knowledge Base article before you do this:

AlwaysOn availability groups reported as NOT SYNCHRONIZING after you apply SQL Server 2014 CU5, SQL Server 2012 SP2 CU4, or SQL Server 2012 SP2 CU3

Summary

This article describes cumulative update package 3 (Build number: 11.0.5556.0) for Microsoft SQL Server 2012 Service Pack 2 (SP2). This update contains hotfixes for issues that were fixed after the release of SQL Server 2012 SP2.

How to obtain this cumulative update package

Click "Hotfix Download Available" at the top of this Microsoft Knowledge Base article. If the "Hotfix Request" page doesn't appear, contact Microsoft Customer Service and Support to obtain the cumulative update package.

Hotfixes that are included in this cumulative update package

VSTS bug number	KB article number	Description	Fix area
3524184	3009974	FIX: Slow AG synchronization when disks have different sector sizes for primary and secondary replica log files in SQL Server 2012	SQL service
3260585	2973961	FIX: Non-convergence or merge agent failure occurs when you use a custom stored procedure resolver in SQL Server	SQL service
3260587	2975743	FIX: Incorrect result and exception occur when you use MDX query to do session cube grouping in SSAS	Analysis Services
2785223	2981424	FIX: Exception when you select more than one hierarchy from parent/child dimension with naming template in SSAS 2012	Analysis Services
3336132	2982019	FIX: Error when you restart the Merge Agent after you upgrade the Publisher to SQL Server 2012 SP2	SQL service
3260583	2982544	FIX: Slow to access "Explorer" or "System Administration" on MDM home page	Data Quality Services (DQS)
3260593	2986722	FIX: Error 7105 when you execute UPDATE on sparse column set while ONLINE INDEX REBUILD is running on the same table in SQL Server	SQL performance
3260595	2987935	FIX: Long wait on CLR_CRST when you execute spatial query that is under heavy load in SQL Server	SQL service
3260589	2988667	FIX: Query results keep unchanged when filter is applied in a parent-child dimension with unary operators in SSAS 2012	Analysis Services
3260581	2989043	FIX: Access denied when you view report history on a SharePoint site with the View Items permission	Reporting Services
2921742	2989478	FIX: Poor performance for cdc.fn_cdc_get_net_changes_	SQL performance
3260577	2989512	FIX: MDX query returns no result when the cache is not cleared after you run a previous query in OLAP or tabular model	Analysis Services
3260599	2990152	FIX: Unexpected Simplified Chinese characters appear in TextData field of Distributed Replay trace in SQL Server	Management Tools
3260575	2994993	FIX: Text in a hyperlink in its own paragraph is not indexed in full-text in SQL Server 2012	SQL service
3008500	2995211	FIX: Incorrect error when you set rotation of chart series label greater than 90 or less than -90 in an SSRS 2012 report	Reporting Services
3075681	2995622	FIX: "Specified cast is not valid" error when you load an XML document that has time zone information in SSIS 2012	Integration Services
3122214	2996729	FIX: "Non-yielding Scheduler" condition occurs when you run a complex query in SQL Server 2012	SQL performance
3134680	2997392	FIX: INSERT performance decreases in merge replication that uses precomputed partitions in SQL Server 2012	SQL service
3140832	3000562	FIX: ImageConsolidation device information setting does not work when it is specified in the RSReportServer.config file	Reporting Services
3203999	3000835	FIX: "An internal error occurred on the report server" error when you export a report to a .pdf file in SSRS 2012	Reporting Services
3187734	3001713	FIX: The .csv file contains field separators when you export a report that has a tablix that has no data in SSRS 2012	Reporting Services
3256393	3002071	FIX: "System objects could not be updated…" error when you use AlwaysOn Availability Groups feature in SQL Server 2012	High Availability
3277704	3002883	FIX: Error in OpenFileStream API when you open FILESTREAM data that is hosted on dynamic disks in SQL Server 2012	SQL service
3252239	3003102	FIX: The date value in the Last Run column is blank in Report Manager Details View in SSRS 2012	Reporting Services
3306817	3004355	FIX: SQL Server crashes when you retrieve an SQL statement hash for logging XEvent in SQL Server 2012	SQL service
3331484	3006648	FIX: Data corruption occurs in target table when you use a SQL Server destination in a data flow component in SSIS 2012	SQL service
3401421	3008135	FIX: Abbreviations for million, billion, and others are translated incorrectly in Swedish or Italian Power View report	SQL service
3406283	3008416	FIX: Duplicate records in the report rendering when you use Lookup function in the expression of a matrix in SSRS 2012	Reporting Services
3443909	3009576	FIX: Cannot restore database by using the full backup and differential backup files that contain defunct files	SQL service
3449716	3009883	FIX: Error when you execute statistics update on a table that has sql_variant data type in SQL Server 2012	SQL performance
3389698	3010773	FIX: Power View report plots values incorrectly for line chart in SSRS 2012 in SharePoint integrated mode	SQL service
3266265	3011807	FIX: Large chain of blocking occurs when you use merge replication in SQL Server 2012	SQL service
3343220	3012182	FIX: Log_Send_Rate column in sys.dm_hadr_database_replica_states cannot reflect the rate accurately in SQL Server 2012	High Availability