Microsoft's SQL Server is a relational database management system (RDBMS) that runs as a server providing multi-user access to a number of databases. It originated from the Sybase SQL Server codebase, which is why both products use the extension of SQL called Transact-SQL (T-SQL).

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6
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154 views

Is sys.stats_columns incorrect?

Let's say I have a table Foo with columns ID1, ID2 and a composite primary key defined over ID2, ID1. (I'm currently working with a System Center product that has several tables defined this way with ...
5
votes
0answers
312 views

Trace Flag 1222 Not Working?

I have a customer site with two similarly configured 2008r2 SQL Servers "A" and "C". On both servers the trace flags 1204 and 1222 are enabled and DBCC tracestatus shows the following on both ...
4
votes
0answers
44 views

Instant File Initialization on Shared drive

I asked something similar to this before, but previously I had asked about moving backups to a shared location. This time I am curious, if I want to restore a DB on a shared drive, do I need to enable ...
4
votes
0answers
106 views

Timestamp-based index

I have a big database (200GB+) that contains some log info. And I want to speed up SELECT queries and stored procedures. I have a table with a GeneratedOnUtc datetime column, and have a non-clustered ...
4
votes
0answers
156 views

What is the cause of this problem with CONVERT()?

Consider the following two statements: PRINT CONVERT(NUMERIC(38, 0), 0x0100000001, 0); PRINT CONVERT(NUMERIC(38, 0), 0x0100010001, 0); Both statements return -1; isn't that incorrect since the ...
4
votes
0answers
1k views

There is insufficient system memory in resource pool 'internal' to run this query

One of our production servers is reporting an error in the log Error: 701, Severity: 17, State: 123. There is insufficient system memory in resource pool 'internal' to run this query. I ...
4
votes
0answers
987 views

How to troubleshoot “client driver has sent multiple requests while the session is in single-user mode”

I'm working with a developer who is struggling to stop the following error: The server will drop the connection, because the client driver has sent multiple requests while the session is in ...
4
votes
0answers
1k views

High CPU in SQL Server supporting SharePoint databases while running FAST search crawl

I have a a SQL Server 2012 (SP1) #cu5 (X64) instance used as SharePoint 2010 back end and for the most part use only 10 - 30% CPU but there is a high CPU usage when running FAST search crawl(both ...
3
votes
0answers
44 views

Is it possible to get seek based parallel plan for distinct/group by?

An example from this question shows that SQL Server will choose a full index scan to solve a query like this: select distinct [typeName] from [types] Where [typeName] has a non-clustered, ...
3
votes
0answers
46 views

Take action from extended event?

I've seen it mentioned a few times that you can configure an event session to take an action when an event fires. Does anyone have any information on how to do this? I know that you can use the ...
3
votes
0answers
60 views

Why is my SQL Server query behaving differently on UPDATE than on SELECT?

I've written a SQL Server query that updates records to have a sequential number after partitioning on a field. When I run it as a SELECT statement, everything looks great: DECLARE @RunDetailID INT = ...
3
votes
0answers
34 views

stats_column_id and index_column_id do not update with physical order of clustered index is changed

Unless I'm misunderstanding the purpose of the column, the following code indicates that a change of the structure of the clustered index does not change the ordinal position (stats_column_id)of the ...
3
votes
0answers
54 views

Can SQL Server use a spatial index and another index at the same time and be efficient?

Let's say we have a table that contains two terrain datasets defined by TerrainModelID like below: CREATE TABLE [dbo].[DigitalTerrain]( [DigitalTerrainID] [uniqueidentifier] NOT NULL, ...
3
votes
0answers
84 views

Why could a SQL Server table grow far quicker than the data to it?

I've got an audit table in SQL Server 2008 R2 that has the following structure: CREATE TABLE [AuditInstance]( [oid] [int] NOT NULL, [AuditTransactionOID] [int] NULL, [pid] [int] NOT NULL, ...
3
votes
0answers
53 views

Why is the lease locked for a some full sql backups to Azure Blob using Ola Hallengren backup scripts?

I'm using SQL Server 2012 and working on backing up to Azure Blob using Ola Hallengren backup scripts. Some backups are lease locked (ex. model) while others are not (ex. msdb). It's inconsistent, it ...
3
votes
0answers
76 views

ASSIGN value for cmd in sysprocesses? What does it mean?

We're seeing some strange blocking behaviour in a production (SQL Server 2008 R2) system that we're investigating, and it seems to have one consistent and novel element: in the sysprocesses table, the ...
3
votes
0answers
70 views

sql server spatial index performance

I have a table with around 2 million records in it. I created a spatial index, using the defaults other than the bounding box. I've been noticing that some queries are extremely fast, and some are ...
3
votes
0answers
715 views

Once more about SQL Server virtual accounts

Let me reboot my question on SQL Server virtual accounts permissions The (same) MSDN article on the same version 2012 of SQL Server "Configure Windows Service Accounts and Permissions" states: ...
3
votes
0answers
136 views

SQL Server 2012 Resource Governor and memory used by CLR

In SQL 2012 memory used by CLR is now part of what is controlled by "MAX Server Memory" a) Does Resource Governor in SQL 2012 Enterprise (MAX_MEMORY_PERCENT for resource pool) governs CLR memory? ...
3
votes
0answers
334 views

Did the Change Tracking internals change from SQL Server 2008 to 2012?

In trouble shooting an issue with synchronizing disconnected devices with a central database server, we are experiencing a problem after upgrading to SQL Server 2012 on the server. It appears that the ...
3
votes
0answers
200 views

How can I search values, considering occurences, on more than one term in SQL Server CE?

I have a rather complex SQL query, that I actually received help from this SE site to come up with parts of. This query is designed to take a search term and search all relevant values in a database ...
3
votes
0answers
191 views

How to properly troubleshoot Merge Replication False Conflicts

We have SQL Server 2008 R2 Merge Replication setup. Lately I started getting conflicts for some tables, and when I check the conflict viewer, I can see that the winner & the loser column values ...
3
votes
0answers
1k views

Severity 016 Backup virtual device fail

My backup on one of my servers is failing once a week. This is the alert I'm getting: DESCRIPTION: BackupVirtualDeviceFile::PrepareToFreeze: failure on backup device ...
3
votes
0answers
166 views

custom population of full text index

Is there any way to populate a full text search index without storing the backing information in the database? I don't mean using remote-blob-storage or FILESTREAM types. The backing information is a ...
3
votes
0answers
154 views

merge replication too big

I have multiple handhelds which sync their data via merge replication. from time to time, new core data is imported on the server-database. for some reasons I keep the old data in the databse and set ...
3
votes
0answers
948 views

Preferred Methods Of Indexing MS SQL Server Audit Data To Splunk

What is your preferred method for indexing MS SQL Server for Splunk? I am collecting audit data in various environments by various means (profiler, app logs, and extended events) but I hope to ...
3
votes
0answers
157 views

Date dimension changes between Test and Production Server

I have a cube deployed into a Test environment and Production environment. I've noticed something strange happen with the date dimension. When deployed into our test environment, the Date Key comes ...
3
votes
0answers
571 views

SSIS Recordset Destination error

I have an SSIS package targeted at SQL Server 2012. I have it deployed into the Stored Packages in Integration Services and then have a SQL Server Agent job which executes it. The first part of the ...
3
votes
0answers
173 views

Conflict handling, SQL Server 2008 R2 Peer to Peer

I have a Peer to Peer replication topology set up between two SQL Server 2008 R2 servers. I was doing some testing on fault tolerance and conflict handling. I have conflict detection enabled, and ...
3
votes
0answers
164 views

Key Lookup and Full-text index

I have the following query: SELECT T2.Title FROM TitleTable T1 INNER JOIN TitleTable T2 ON T2.FKID1 = T1.FKID1 WHERE T1.FKID2 = @ID_PARAM1 AND T2.FKID2 = @ID_PARAM2 AND ...
3
votes
0answers
520 views

SQL Server Database Hot Backups: Which Technique(s) to Use for Multi-Level Replication?

I'm reading the many other posts here about mirroring vs. replication, but I'd still appreciate it if someone with some experience would weigh in. My small development team needs to have local ...
3
votes
0answers
430 views

SqlDependency permissions

The db is SQL Server 2012. All data tables are in the dbo schema. All data access is done via stored procedures in a different schema (user rt). I want to add query notifications for some tables, so I ...
3
votes
0answers
276 views

Are the following statements concerning sys.dm_exec_requests true?

Parallel plans mean that cpu_time can be greater than total_elapsed time. Therefore, per-query wait time is not possible to determine accurately from DMVs on servers with more than one CPU thread. ...
3
votes
0answers
258 views

SQL Server Event Alerts Lack Enough Details

I setup SQL Server Alerts to send me emails whenever certain events (by severity) occur. Below is an example of en email I received for a "014 - Insufficient Permission" severity event of Type "SQL ...
3
votes
0answers
451 views

Tables not shown in SQL Server Enterprise Manager

For some reason 3 tables which are clearly in use by the application are not listed in the Tables view in SQL Server Enterprise Manager. It's SQL Server 2000. When generating a diagram, a popup ...
3
votes
0answers
563 views

Network issues with sql server

There are two servers on co-location. First is Windows Server Standard 2008 R2 SP1. Second is Windows Server 2012 + Sql Server Standard 2012 SP1. First server has a task with a report against tables ...
3
votes
0answers
129 views

How to Audit for Access with Cross Database Ownership Chaining

I've just joined the data team of a new company and we have a large SQL Server environment (100+ instances) and cross database ownership chaining is on by what I gather is a necessity. I'm looking for ...
3
votes
0answers
114 views

How To Diagnose Slow sp_mssetupbelongs

I am using merge replication with SQL 2012. When performing a clean sync using the merge agent I am getting a timeout on this stored procedure, sp_mssetupbelongs I am wondering what the best way to ...
3
votes
0answers
155 views

SQL Server fulltext_semantic_languages

When trying to install a semantic search example, I'm running into a problem. There are some steps in the example to check if the 'new' Semantic Search and Full Text Search are installed. ...
3
votes
0answers
256 views

SQL Server 2008 R2 - Merge Replication - Can the Distribution Database size cause replication problems?

Setup: We have a SQL Server 2008 R2 instance running on a central server. The server is a merge-replication publisher. We have 'N' subsribers running SQL Server 2008 Express. 'N' can grow to any ...
3
votes
0answers
91 views

Merge Replication Optimization

I am running Merge Replication on Microsoft SQL Server 2012 through web sync. Is there a way to recognize when regenerating a new snapshot and applying it would be more efficient than running a ...
3
votes
0answers
390 views

SQL Server Replication :: Dedicated Distributor Hardware Requirements

Does anyone know any rules of thumb (or better) with regards to hardware requirements for a dedicated distributor server? i.e. Based on estimate metrics (e.g. number of subscribers, publishers, ...
3
votes
0answers
359 views

What does duration measurement in sql server actually measure?

What precisely does the query duration measure when conducting a profiler trace? I have a stored procedure which performs data access (SELECT), and it is taking an average of around 30 seconds to ...
3
votes
0answers
417 views

SQL Server 2008 replication scenario

First of all sorry about my english, and most importantly, my database ignorance, I'll do my best ;) Until now, the scenario that I have is as follows: In a server under our LAN, we have a database ...
3
votes
0answers
449 views

some SQL Server MSX targets show as Normal, Blocked

I've centralized my farm's jobs in MSX, covering about 70 instances of SQL Server. Seemingly randomly, at least once a week, several instances will stop accepting instructions. Within the MSX window ...
2
votes
0answers
33 views

Case Statements, subqueries, and datediff

First time posting on this website so please let me know if you require any other information. This first section of code worked perfectly and resulted in correct information. [Field 1] = (CASE ...
2
votes
0answers
41 views

How to resolve RESOURCE_SEMAPHORE and RESOURCE_SEMAPHORE_QUERY_COMPILE wait types

We are trying to figure out root cause of slow running sql server queries hitting/fetching data from one of the database , size 300 GB, hosted on server with below configuration: Windows server ...
2
votes
0answers
80 views

Interpreting sys.dm_os_sys_memory

I try to figure out a way(using only TSQL) to determine if and how much the PAGEFILE (I will capitalize this term if I refer to the windows page file from now on) is used (like pagefileusage% ...
2
votes
0answers
65 views

Index Optimization Error in SQL Server 2012

I have an Index optimization job set on the database SWHSJ having two data files with unrestricted growth in the J drive with 174GB free, as you can see below: ...
2
votes
0answers
41 views

SQLNCLI10.x vs 11.x when connecting SSIS 2008R2 to a SQL Server 2012 database

Starting from the question and working backwards. My question: is it OK to use SQLNCLI10.1 as a provider for SSIS 2008 R2 to connect to SQL Server 2012 database(s)? I have a SSIS box running SQL ...