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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2
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77 views

MSMerge_contents Table Populated After One Sync

I am running merge replication with SQL 2012. When I first create my publication the MSMerge_contents table is populated with a large number of records with the colv1 being set to 0xFF. When I run ...
2
votes
0answers
113 views

How To Analyse Index Scans

I am using merge replication with SQL Server 2012. During a sync using a merge agent there are a large number of index scans. I can see this by running a profile capturing SCAN:Started and ...
2
votes
1answer
180 views

Is it normal for tempdb TPS to be higher than all other databases combined?

I'm investigating some performance issues on a production DB here, and I've noticed a slightly odd thing that I'm not sure is weird or not. If I run a quick Performance Monitor trace for the ...
5
votes
2answers
632 views

One Complex Stored Procedure Causes Estimated Cost Exception

In SQL Server, I'm getting the following error "The query has been canceled because the estimated cost of this query (5822) exceeds the configured threshold of 300. Contact the system administrator." ...
5
votes
3answers
246 views

SQL Server how to test filegroup IO

We have a customer who is switching from SAN storage to directly attached storage. Our SQL Server database has several filegroups all of which has been deployed on the same LUN. In order to determine ...
2
votes
2answers
125 views

Sql Server memory issue

As soon as i start SQL Server with no application querying ,in the task manager it starts to consume memory very fast till it consumes around 15GB. Can any one tell me how to resolve this issue. ...
4
votes
1answer
215 views

T-SQL and GPS co-ordinates

I'm looking to store GPS co-ordinates in an MS SQL Server DB for location matching of users with GPS-enabled mobile phones. I've read about STDistance on MSDN, but it only appears to exist in SQL ...
4
votes
4answers
2k views

Is it advantageous to scale out using multiple SQL Server instances on the same server?

For a use-case of 9 databases spread across 3 time zones, is it advantagous to spread the databases onto multiple SQL Server instances on the same server? What will I gain and what will I lose? ...
0
votes
1answer
291 views

Does The Stored Procedure sp_removedbreplication Remove Rowguids

In merge replication if I run sp_removedbreplication will that remove rowguids or not? Will it take into account the preserve_rowguidcol values in the sysmergearticles table?
-4
votes
1answer
106 views

Advice for designing a complex/multipart application [closed]

I'm designing a software application for my medical carrier. It is very complicated, with many parts and many small details. Some experts advised me to divide it to parts, then design the database ...
0
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0answers
53 views

How to properly design this type of relationship [duplicate]

I am building a model with the following requirements: Items may have attributes Attributes may be of type: 'Choice', 'FreeText', 'Number' I am not quite sure how to relate the item to attribute ...
4
votes
1answer
2k views

Best way to increase no of partition in SQL Server Table

I am maintaining a database with a big big table, which portioned for each month. There is already tens of partition there but its till January 2013, So its time to create new partitions. Can anyone ...
4
votes
1answer
685 views

Determining whether column in view can only contain unique values

I have a SQL Server 2008 database with several views. I'm looking for a way to definitively determine whether a particular view has a column that can only contain unique values (i.e. can be used as a ...
0
votes
0answers
145 views

C:\Program Files\Microsoft SQL Server\MSSQL$SHAREPOINT\DATA [closed]

I am trying to query SharePoint list data from a database named like STS_bangbus_1 database, but there seem to be only one SQL Server instance with the named “bangbus” aka “SHAREPOINT”, with ...
2
votes
3answers
1k views

query processor ran out of internal resources and could not produce a query plan

This is showing up in the logs several times a night. How do I find the query causing the issue? SQL Server 2008 R2 Sp1. Thank you
3
votes
2answers
269 views

Backup SQL DataBase to C$

Another simple SQL backup question from me.... I've got a SQL Server database running on SSMS 2008 and am trying to configure some backup jobs. I am now seemingly fine with backing up and restoring ...
2
votes
2answers
1k views

SQL Server 2008 R2 DDL Trigger to create DML Triggers on all new user tables

As the title says I would like to create a DDL trigger which in turn creates DML triggers for most new tables. The trigger I have so far will create triggers on ALL tables, which is not what I'm ...
2
votes
1answer
247 views

Why 2 allocation units during online index rebuild to different file group?

I'm in the process of rebuilding the clustered index of a big table to a different file group. I'm monitoring the rebuild process using sys.system_internals_allocation_units. I'm 3h in but not done ...
3
votes
1answer
1k views

Move Primary Key to Filegroup (SQL Server 2012)

How can I move a clustered primary key to a new filegroup? I already have found a possible "algorithm" but it is horribly inefficient: Drop non-clustered indexed (requires them to be resorted and ...
8
votes
1answer
520 views

SQL Server 2008 R2 corrupted after changing MAXDOP [closed]

My SQL Server 2008 R2 doesn't work after changing the MAXDOP parameter on instances. I have 6 instances located on the same physical server and I changed MAXDOP from 1 to 2 on 5 instances. After ...
0
votes
0answers
244 views

Problem with PIVOT [closed]

I am facing a small issue while using PIVOT table. My problem is as following. I have a single table with the procedures id and their steps and i want all the steps needs to be displayed in 5 column ...
2
votes
2answers
1k views

Average Time to Load 1.2 million records from Oracle INTO SQL SERVER 2008R2

I have an ssis package which loads 1.2 million records of data from oracle into SQL SERVER 2008R2(with 32 GB RAM) dataware house table once every week. (truncating and loading) This process is taking ...
2
votes
1answer
180 views

clustered and covering index ignored on delete statement. Table scan occurs

Why would SQL Server 2005 find it more efficient to perform a table scan instead of using the available clustered index on the primary key (and only the primary key)? DISCLAIMER: There is also a ...
14
votes
2answers
785 views

Does varchar size matter in temporary tables?

There is a debate at my wife's work about just using varchar(255) for all varchar fields in temporary tables in stored procedures. Basically, one camp wants to use 255 because it will always work ...
3
votes
1answer
2k views

Finding exact statement causing error 3930

Lately I've been seeing errors in the SQL Server Log. Code:3930 Description:"The current transaction cannot be committed and cannot support operations that write to the log file. Roll back the ...
6
votes
2answers
9k views

SQL Server NTFS allocation unit size

On Windows 2008 R2 running SQL Server 2008 R2 how imporatant is the NTFS allocation unit size on DISK IO performance. It appears to me that server admin who built the few servers for a mission ...
2
votes
0answers
709 views

SQL Server connection with multiSubnetFailover fails, claims mirroring is enabled

I have two SQL Server instances in an availability group. They are not mirrored. I'm trying to connect to the AG using the MS JDBC drivers (4.0) with a connection string including ...
2
votes
1answer
79 views

Selecting values that are not associated with one side of a many to many relationship

I have a junction table between categories and values that indicate which categories are associated with which each value. I would like to find the values that are not associated with each category. ...
2
votes
2answers
3k views

Create job to send alert using sp_send_dbmail when table value greater than x

PROBLEM The SMScounter.Counter is used to accumulate usage from a service. The service has a programmatic cap of 1000. I would like to alert users when this cap is breached. TABLE CREATE CREATE ...
2
votes
2answers
357 views

Problem with sp_Updatestats

I am having a problem when running sp_updatestats on my database it generates an error when my emp table is updating and disconnects I will paste the error here Updating [dbo].[emp] Msg 0, Level 11, ...
1
vote
1answer
260 views

Locking And Blocking With Merge Replication

I am using merge replication in SQL 2012 with web sync. When I insert records into the top tables in my filter hierarchy it causes a lot of locking on the tables, including the merge replication ...
5
votes
1answer
289 views

SQL Recover from .bak file with NOINIT

This will, hopefully, be a nice and quick question for someone out there. It continues from my previous question. I have a .BAK file that I'm trying to restore. The .BAK was created with the NOINIT ...
3
votes
3answers
407 views

Database IO comparison

We're running sql server on vmware. Our san is pretty new but still I think I/O is pretty crappy even though I'm supposed to be on separate spindels. Server speeds are: My client machine: Is our ...
1
vote
1answer
1k views

SQL Server: Simple database restore with overwrite

What I'm trying to do is backup one of our production databases and restore them as our dev database (overwriting what's been there). That's how I back up: backup database [authfx] to disk = ...
1
vote
1answer
280 views

Stuff function in T-SQL

select STUFF( STUFF(RIGHT('000000' + CAST([run_duration] AS VARCHAR(6)), 6) , 3, 0, ':') , 6, 0, ':') AS [LastRunDuration (HH:MM:SS)] from sysjobhistory The query I have ...
3
votes
1answer
3k views

How to connect multiple users/schemas in Oracle 11g?

I'm almost new user to databases, so I think I'm doing something wrong. I have the database created. I created 3 users, 1 it's an Admin, 2 are just users. I created 2 roles, 1 for the Admin and 2 ...
6
votes
0answers
901 views

SQL-08S01 error in FreeTDS/Azure when executing stored proc for a few minutes from Linux (but not from Windows)

I get this error on Linux (Ubuntu and CentOS) when executing a stored proc from Perl/DBI/ODBC/FreeTDS to SQL Azure: [unixODBC][FreeTDS][SQL Server]Read from the server failed (SQL-08S01) I don't ...
14
votes
1answer
2k views

Execution plan shows expensive CONVERT_IMPLICIT operation. Can I fix this with indexing or do I need to change the table?

I have a really important, really slow view which includes some really ugly conditions like this in its where clause. I am also aware that the joins are gross and slow joins on varchar(13) instead of ...
-1
votes
1answer
178 views

Is 2.23 mbs/sec for 8k random writes slow? [closed]

I have recently ran some hard drive benchmarks on one of my servers follow Brent Ozar's blog. For the random writes test, i got 86.52 ios/sec and 2.23mbs/sec. I am not a hardware person, and my sys ...
3
votes
1answer
334 views

Can indexing views in SQL Server 2005+ speed up SELECT count(*) from a View?

My initial question was How does someone determine if it is a good idea to index a view?. Update: My underlying assumption was that indexing views speeds them up. This is apparently not sensible, ...
1
vote
1answer
528 views

How to alter primary key constraint for 2 columns in same table in SQL Server?

In SQL Server, I already created a table called tblDatabase with some columns. I want to add a primary key on the two columns DatabaseName and Servername. I tried to add: ALTER TABLE tblDatabase ...
1
vote
3answers
356 views

tempdb usage in SQL Server

I have a SELECT INTO statement writing to a database which is in SIMPLE recovery mode, and is not tempdb. Will this use tempdb at all? The SQL is something like USE TGTDB GO SELECT * INTO ...
3
votes
1answer
250 views

Restrict record to be update or deleted according to dates inside row for SQL Server 2005

I have transaction replication between two SQL Servers. For testing purposes I deleted a lot of records at the subscriber that still existed at the publisher. I now know that if someone updates, ...
7
votes
1answer
146 views

Error in SSMS when attempting to restore a database

We have over a dozen SQL servers, one of which hosts a couple of hundred sage databases, when i right-click on the Databases node in SSMS there is a long delay then i get the following error (and the ...
4
votes
2answers
501 views

Integrated Security Success on Master, Fails on Other Database

I'm a bit perplexed as to why my connection string is selectively succeeding on the master database in SQL Server 2005. Here are the details of my app. Any ideas where to look? I'm clearly missing ...
3
votes
1answer
321 views

SQL Server 2008 R2 Express password overwrite

I'm using a program that requires SA log-in to SQL Server. We had issues where some 3rd party support numpty changed the SA password and never informed us, so the program couldn't log-in. I've ...
1
vote
4answers
136 views

Transfer selected information from a SQL Server business server to a MySQL web server?

I have a SQL Server dedicated server used for business information on service users etc, and a VPN with MySQL for the main website operation. I wish to transfer some selected tables from SQL Server to ...
1
vote
1answer
220 views

Using multiple Active Directory accounts to connect to SQL Server

I have web applications (Classic ASP and .NET) that connect to SQL Server using SQL authentication. Each one has their own login. I want to convert these to Windows Authentication. The new AD users (1 ...
3
votes
0answers
120 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. ...
1
vote
1answer
450 views

Query to compare 2 table results and filter extra records found in a table

I have two queries that I want to compare and get the extra rows found in in the first query that are not in the second plus 1. I need the DocEntryCN to perform some work. E.g. Query 1 SELECT ...