This tag is for SQL Server 2008, major build version 10.00.xxxx.

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7
votes
3answers
26k views

How do I run a batch file from a scheduled Job via SQL Server Agent

I'm attempting to run a (Windows) batch file from within a SQL Server agent job under SQL Server 2008 R2. In the Job Steps, I've created a new step, set its type to "Operating system (CmdExec)". I ...
6
votes
3answers
3k views

Will the transaction log shrink automagically in SQL Server?

When SQL Server database in a SIMPLE mode, you don't have to care about the transaction log bakcups. But in a SIMPLE mode, the transaction log seems to grow as it does in FULL mode. Does is truncate ...
4
votes
3answers
2k views

How to sync the data between two identical DB

The thing is I've two identical databases, one is in my localhostserver at my laptop and the other one is on the office main server. Is there any automatic way or software that can synchronize the ...
12
votes
3answers
1k views

What's the most effective way to duplicate an instance on SQL 2008?

We've got a simple database instance with just enough data in the databases to keep it useful, and we can use it for demonstration purposes, and I want to put a copy of it on my laptop so I can use it ...
9
votes
2answers
6k views

How to optimise T-SQL query using Execution Plan

I have a SQL query that I have spent the past two days trying to optimise using trial-and-error and the execution plan, but to no avail. Please forgive me for doing this but I will post the entire ...
8
votes
2answers
2k views

how will nvarchar(max) store data in database will it be fast if some data is less then 4000 characters?

I have to develop a CMS which will support two Language English, Arabic. This CMS will be a sort of Article Publishing site. While designing & analysis i found that some articles are more than ...
7
votes
5answers
5k views

What's a good tool for visualizing SQL Agent jobs? [closed]

I find the built-in MS SQL Studio tools for managing Agent jobs to be a little frustrating. What tools out there have you found helpful? Offhand, there are three things I'd like to see in such a ...
7
votes
5answers
4k views

What is the most efficient way to alter a column definition in a table with millions of rows

I need to change a column from NOT NULL to NULL in a table that contains millions of rows. I've tried a simple alter table Table1 ALTER COLUMN Column1 XML NULL but it takes forever. So here are my ...
6
votes
2answers
2k views

SQL Profiler - Scripting a trace with HostName filter

I have a stock of scripted trace definitions that I use for different levels of diagnostics, none of which filter by HostName. I needed to filter traffic by host today so: Fired up Profiler Created ...
6
votes
1answer
8k views

Restore encrypted database to another server

I'm using a product which runs on SQLServer 2008. Understandably the company supplying it don't offer SQLServer support. When I installed the product I specified a password to encrypt the database. ...
5
votes
3answers
132 views

Is there an advantage to not partition aligning an index?

I have the privilege of managing a large partitioned OLAP table. While reviewing this table I noticed one of the indexes is not aligned with the partitioning scheme. Since the author is not ...
5
votes
2answers
1k views

When was a Database taken Offline

I am trying to find a way to figure out when was couple of my sql databases were taken offline. I checked the the logs but could not find any such info and moreover there is no default trace enabled. ...
5
votes
2answers
2k views

Linked Server Risks

I'm implementing a new feature which requires data from databases on multiple servers. I just need to union data from all these servers and sort it. The two options that come to mind are: Use linked ...
5
votes
2answers
10k views

SAN block size for SQL Server on 4KB NTFS

A potential customer wants to evaluate our storage system. They run Windows 2008R2 x64 with 4KB NTFS on a virtual test machine they've sent us. They did not seem to know this at hand, so I think it's ...
5
votes
2answers
10k views

Separate stored procedures for inserts and updates?

I have a table in Microsoft SQL Server. Sometimes I need to update, and sometimes I need to insert. I could write 2 stored procedures: InsertNewPerson UpdatePertsonById But I was thinking to write ...
5
votes
2answers
6k views

Grouping records based on intervals of time

I have a table with the following schema, and I need to define a query that can group data based on intervals of time (Ex. records per minute) and then provide the sum of the changes to the ...
3
votes
1answer
568 views

Understanding SQL Server encryption (by password)?

After asking this I still have a question. A company need to store sensitive data. Please let's not talk about certificate right now. A DBA does the following : CREATE SYMMETRIC KEY ...
3
votes
1answer
10k views

UPSERT - Is there a better alternative to MERGE or @@rowcount? [closed]

I was wondering if you have encountered a T-SQL command similar to the concept of UPSERT? Performing INSERT|UPDATE operations using options (1) or (2) seems overly complex and error prone. OBJECTIVE ...
3
votes
2answers
1k views

Problem with Czech collation Czech_CI_AI in MS SQL Server 2008 R2

I have the following issue with accent insensitive search in Czech language. My database is set to Czech_CI_AI collation. For some diacritics system works correctly (ie. I), but for some does not (ie. ...
2
votes
3answers
561 views

How to merge data sets without including redundant rows?

I think this must be a fairly common thing to do, but I haven't been able to find an example. It involves merging data that involves dates/times (or more generally any sequential values) without ...
2
votes
4answers
1k views

Working Linked Server Query fails in sp_send_dbmail

Take the following example: EXEC msdb.dbo.sp_send_dbmail @recipients = 'me@whatever.co.uk' , @query = 'SELECT TOP 10 * FROM LINKEDSERVERA.DATABASE.dbo.TABLE' , @attach_query_result_as_file = N'True' ...
2
votes
4answers
1k views

Identify cause of unusual transaction log growth

I have an application running on SQL Server 2008 (its a cluster but it hasn't failed over.) Previously the transaction log used to grow to 10-20Gb every 2-3 days and we would shrink it back after ...
2
votes
2answers
5k views

Reducing Key Lookups

I am using SQL server, and I have been looking closely at the concept of key lookups, ...
1
vote
1answer
2k views

Simple Implementation of SQL Server 2008 Encryption

I am looking at using some of SQL Server 2008's encryption. I have read the following article on MSDN: http://msdn.microsoft.com/en-us/library/ms179331.aspx Q1a: Is the master key password ...
16
votes
4answers
12k views

What is the best query to use to monitor a SQL Server database's status?

I want to be able to run a query to get the crucial information about a database's status. I.e., I want the query to be able to tell what whether or not the database is in a good state. This is the ...
12
votes
4answers
4k views

Rebuilding Indexes, DB now 10x the size

I have a SQL Server database (2008 R2 SP1) that was about 15 gigs. It turns out maintenance hadn't been running in a while, so I created a maintenance plan to rebuild all the indexes, they were very ...
10
votes
1answer
3k views

Empty Strings: Why or when is '' equal to ' '?

Who can explain why select case when '' = ' ' then 1 else 0 end, LEN(''), LEN(' '), DATALENGTH(''), DATALENGTH(' '); yields ----------- ----------- ----------- ----------- ----------- 1 ...
10
votes
3answers
791 views

Executing same request from C# VS SSMS give different execution time

I have a request like this one SELECT [EstimateId], [CreationUserId], [EstimateStatusValueId], [LanguageId], [LocationId], [EstimatorUserId], [FilterUnitSystemTypeId], [EstimateNumber], ...
9
votes
2answers
3k views

Restore bak file to smaller mdf and ldf database files

I have a legacy database whose nightmarish lack of design I will not get into here, but the files on the server are (relatively) enormous. I have: MyDatabase.mdf: 24.8GB MyDatabase.ldf: 114.6GB This ...
9
votes
3answers
8k views

Emulate a TSQL sequence via a stored procedure

I have a requirement to create a stored procedure which emulates a TSQL sequence. That is it always gives an increasing distinct integer value on every call. In addition, if an integer is passed in ...
9
votes
2answers
859 views

A Non-DBA Asks: How to Painlessly Copy/Move a SQL Server instance to another Server via Backup/Restore?

We've just got a new server so I need to copy the existing SQL Server 2008 instance over from the old db box. I normally do this by copying .mdf and log files over and attaching them but I'm not able ...
9
votes
2answers
3k views

Why can't I read Oracles CLOB columns via SQL-SERVER 2008 linked server?

I want to access data in an Oracle 11g database from SQL-Server 2008 I set up a linked server and when I execute select * from [Link_server_name]..Oracle_schema.Oracle_table and Oracle_table ...
8
votes
1answer
54k views

ODBC Data Source SQL Server Connection - Login Failed For User

I have moved my database from an SQL 2005 to a server with SQL 2008. I am now trying to create an ODBC Data Source. I am using "With SQL Server authentication using a login ID and password ...
8
votes
4answers
8k views

Can I export a maintenance plan without using Integration Services?

I'm trying to export a simple maintenance plan from an SQL Server instance. I want to check the export into source control, and apply the exported maintenance plan to functionally identical ...
8
votes
4answers
4k views

Are there tools to perform data comparison between two different schemas?

We are migrating our database to a new schema but want to validate the data has been moved correctly. Traditional data comparison tools can compare two databases for differences if the schemas are ...
8
votes
3answers
843 views

Speed impact of using varchar in SQL Server 2008

In the old days, using varchar over char was a big no no, since the varchar was stored on a different page than the rest of the row. Is this still the case today with SQL Server 2008? Will I see any ...
7
votes
2answers
1k views

How to find parent rows that have indentical sets of child rows?

Suppose I have structure like this: Recipes Table: RecipeID Name Description RecipeIngredients Table: RecipeID IngredientID Quantity UOM What are some good ways for ...
7
votes
1answer
10k views

Automatic decimal rounding issue

The question is relatively simple. I need to calculate 3 columns where the mid results are huge decimals, and I'm running into a problem early on with SQL Server basically rounding the decimals ...
7
votes
2answers
1k views

SQL Server 2012 Availability Group is it “AlwaysON”?

In a traditional SQL Server cluster when failover occurs, all clients that are connected to the SQL Server failed instance lose connections and each client must re-establish a new connection to ...
6
votes
3answers
15k views

How to view an encrypted view or stored procedure

I am working on a third party database. When I try to view the definition of a view by right clicking, CREATE TO and then to NEW QUERY EDIT WINDOW, I am getting an error: This property may not ...
6
votes
2answers
1k views

problem running xp_cmdshell when Application Name set in connection string

I have an app on 10 or so servers that runs a few xp_cmdshell statements against MSSQL 2008. It works fine on all the servers except for one. To make things worse, I can run all the commands in SQL ...
6
votes
4answers
15k views

Could not find the Server Agent in SSMS

I am following the guide - http://www.sqlchicken.com/2009/07/how-to-create-a-server-side-trace-with-sql-profiler/ which is working until I reach Step 8 8. Now to schedule your newly created script. ...
6
votes
1answer
218 views

Selecting 'edge' records in a sequence of data

I have a table of items which run sequentially by date with both a start and end for each entry: ID | Start | End ---------------------------------------- 1 | 2012-08-20 00:00 | ...
6
votes
1answer
1k views

SQL Server 2012 Resource Governor Enhancement

In SQL Server 2012 what specific enhacement was made regarding controlling memory usage by using Resource Governor. Up until SQL Server 2008 R2 resource governor was only able to control memory ...
6
votes
2answers
5k views

Data type for storing an array of flags (a bitmap/bit array)

I need to store a bit array for each record of a table, supporting the following operations: Testing if a bit is set, and setting a bit (using SQL) Querying and setting the value using ADO 2.8 (not ...
6
votes
2answers
3k views

How can I help SQL Server recognize my indexed view column is NOT NULL-able?

I have the following indexed view defined in SQL Server 2008 (you can download a working schema from gist for testing purposes): CREATE VIEW dbo.balances WITH SCHEMABINDING AS SELECT user_id ...
6
votes
2answers
223 views

SQL Server Internal Inconsistency on GROUP BY

I recently recovered a database from a hard-drive failure using DBCC CHECKDB WITH REPAIR ALOW DATA LOSS. Now I can select records from a table-valued function to retrieve sales records, but using a ...
6
votes
1answer
3k views

Database Mirroring with TDE

I have the requirement of mirroring a few databases and also using transparent data encryption (TDE) on them as our data must be encrypted while 'at rest'. I have setup TDE on both the principal and ...
5
votes
2answers
6k views

SQL Server EXECUTE AS trouble

I'm missing something while trying to make my stored procedure use EXECUTE AS. The stored procedure is reading data from source_db, aggregates it and stores result in target_db. The sp itself is in ...
5
votes
2answers
471 views

Can I prove my database does not have memory issues?

(This is a continuation of do indexes consume memory) A fellow database developer believes we are having memory issues. He has seen increased run times in some standard queries - going from under 10 ...