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6
votes
1answer
23k views

QUERY - pivot multiple columns, variable number of rows

I have a table that looks like this: RECIPE VERSION_ID INGREDIENT PERCENTAGE 4000 100 Ing_1 23,0 4000 100 Ing_100 0,1 4000 200 ...
6
votes
1answer
3k views

What's difference between standard view and indexed view in SQL Server [closed]

I learn that the indexed view holds the data from base tables while standard view does not holds data.Is it means that the indexed view need memory and standard view don't? Indexed view needs to be ...
6
votes
1answer
693 views

How does SQL Server order results when joins are used?

How does SQL Server figure out the order of the records in the result set of query execution? I am trying to make heads or tails of it but find myself scratching my head. When I change the fields I ...
6
votes
1answer
593 views

How to back up a small database in SQL Server 2008 R2 Express Edition

I will shortly be migrating a database from SQL Server 2000 (part of SBS 2003) to SQL Server 2008 R2 Express Edition The database is small, and there are only a few hundred short transactions per day ...
5
votes
2answers
184 views

ProcessID Owner with third party app

I am having problems trying to audit a third party app with a SQLServer backend. The app manages users and user access via a SQL table, using a single SQL login to access the databases. I am trying ...
5
votes
3answers
657 views

How do I find all tables in a DB that have no explicit primary key?

A Google search spewed forth millions of hits on how to find tables without clustered indexed, the PK normally being the clustered index of a table. However, a table could easily have a natural key as ...
5
votes
2answers
2k views

Dividing DBCC CHECKDB over multiple days

I'm working on implementing Paul Randal's method of manually spreading DBCC CHECKDB over several days for very large databases, which basically consists of: Dividing the tables in the database ...
5
votes
1answer
2k views

Mitigate negative effects of shrinking

Closely related to this question from a few weeks ago, but the answers didn't discuss how to do the dirty deed. Here's the situation: We now 15 GB data in a database, but a logging bug in an ...
5
votes
1answer
4k views

Attaching a database in SSMS gives error

I am accessing SQL Server using SSMS, and a user with adequate permissions. When this user tries to attach a database by using SSMS (by right clicking on database node and then clicking on attach), ...
5
votes
6answers
3k views

Backup very large table

I have to update certain values of a large table (for the sake of a presumed example, it is called 'Resource' and it is over 5M rows) and thus I have to make a backup before performing the changes. We ...
5
votes
1answer
289 views

Is it “legal” to CREATE and DROP #SomeTable more than once?

I've got my code sort of segregated as "coherent blocks" that I can insert into a longer "configuration script" over and over, and one of the patterns I'm using is this: CREATE TABLE #WidgetSetting (...
5
votes
5answers
4k views

Automatically Execute Stored Procedure After Any RESTORE DATABASE Event

Is it possible to have SQL Server 2008 R2 Standard automatically execute a stored procedure in any given database that is restored or attachced to the instance? I've got close to a solution by ...
5
votes
2answers
654 views

Does SQL Server place shared locks on scanned records when using REPEATABLE READ

Assume a SQLCmd session which is using transaction isolation level REPEATABLE READ. In this session I start a transaction and execute an UPDATE statement with a WHERE clause on a non indexed column. ...
5
votes
2answers
432 views

Reseed identity column in all empty tables

I need to write a query that resets the identity on all tables that have an identity column and are empty.
4
votes
2answers
6k views

Keeping default max memory 2147483647 MB value in SQL Server, a bad practice?

Based on that msdn page : server memory settings it's a good practice to keep the default values for SQL-Servers min and max memory to keep it dynamic... From what I learned through tutorials you ...
4
votes
1answer
2k views

Are resource_semaphore_query_compile waits causing 100% CPU on server?

Of late, the cpu usage on the db server is consistently at 100%. Even at 2 in the night when there is almost no traffic on the website and the load is negligible. While trying to find the root cause,...
4
votes
1answer
179 views

Remove the log shipping configuration on the secondary server, when the primary is no longer available

My primary server with SQL Server 2005 broke down, so I've started up the log-shipped database on the secondary server. The database is live on the secondary server, and I just need to remove the log ...
4
votes
1answer
3k views

Real Time SQL Server Analysis Services Cube Processing Report

I would like to know if there is a way to generate a report to determine which SQL Server Analysis Services cubes are processing using SQL Server Reporting Services? I would like to be able to run ...
4
votes
1answer
858 views

Transaction log growing on a mirrored principal

I have a pair of SQL Server 2008 R2 servers hosting a synchronously mirrored database with no witness. This weekend, we had to do some network maintenance so I paused the mirroring. Upon resuming, the ...
4
votes
1answer
1k views

DB Engine Stolen Server Memory is too high

I get error from System Center Operations Manager (SCOM). How to solve this error? SQL DB 2012 Engine Stolen Server Memory is too high. I run query and get this counters: ╔════════════════════...
4
votes
3answers
203 views

Correlated Subquery in SQL Server 2014

I am running a correlated subquery to find out the listing of vendors (by Vendor Name) that are in different cities, states, i.e. we want to know the vendors that do not have a common city and state ...
4
votes
1answer
10k views

Join tables in two databases make query slow? is better to partition db?

I have a table1 in db1 and table2 in db2 on SQL Server 2008 R2. If I make a select query joining both tables, it's really slow to get the results. A simple query like SELECT * FROM db1.dbo.table1 ...
4
votes
2answers
114 views

Is there a way to grant SELECT for every database (including new ones) at a server level?

I have a unique (well, I think it is unique) situation where databases (yes, entire databases) can be created more or less dynamically. Ignoring the obvious issue with that, I need to be able to ...
4
votes
2answers
787 views

What does this SQL Server icon mean?

What does the icon of a server with a blue database symbol mean?
4
votes
4answers
5k views

Why might Sql Server Agent's Next Run Time value not be what I expect? And is this definitely the next time my job will run?

At times, I'm seeing some inconsistencies with sql server agent's value in the sysjobschedules.next_run_date and time fields. I have a web interface that interacts with the sql scheduling system. I'...
4
votes
5answers
28k views

Convert varchar column to datetime

In SQL Server, I have a varchar column with value such as: 07/May/2012:00:06:22 07/May/2012:00:06:22 07/May/2012:00:06:22 07/May/2012:00:06:22 07/May/2012:00:06:22 QUESTIONS How do I convert ...
4
votes
2answers
2k views

Restore all applicable files in a backup device in T-SQL

I'm using SQL Server (2008 R2 in this case) and I am backing up my databases into backup devices (one per database). Every Sunday the device is overwritten with a new full backup, every night a ...
4
votes
2answers
417 views

How can I pass column to function in sql?

I'm calculating median as: DECLARE @TEMP TABLE ( ID INT ) Select ( ( Select Top 1 ID From ( Select Top 50 Percent ID ...
4
votes
4answers
7k views

SQL Server Min Server Memory

using SQL 2008 R2 with SP2 with a server with 64 GB of RAM. I have set max server memory to 58GB considering SQL Server is limited to only database engine related service only. I have a question ...
4
votes
1answer
1k views

Truncate log file mirrored database

In SQL Server 2008, I have a mirrored database with a log file that has increased to 80GB, which is not normal and I have serious problem. I would like to decrease the log file size by truncating it. ...
3
votes
1answer
9k views

Dynamic Number of Columns in Pivot Table

I have a table to store StudentID, SubjectID, ObtainedMarks. Now I have to create a pivot table to show studentID and obtainedMarks in different subject. Number of subject may differ. I could generate ...
3
votes
2answers
1k views

Save history editable data RDBMS

I want to make application like testing system. Every question has one or many variant of answers (and one or many can be right). I apologize that tutors and students use my testing system. It means ...
3
votes
2answers
133 views

Assigning permissions for sysmail_update_account_sp

I have a Microsoft SQL Server 2014. The mail system is configured via DBMail and there is one stored proc in main web app (having its own database) which executes msdb's sysmail_update_account_sp by ...
3
votes
3answers
723 views

Should I create a maintenance plan for my database or use jobs?

I tried creating a Maintenance Plan on my SQL Server 2008 database and was impressed by some of the things that are available out of the box. However, after it was created, it seemed difficult to ...
3
votes
0answers
1k 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
1answer
16k views

SQL Server error log entry : Error: 17806, Severity: 20, State: 14

I have error in my log for a few weeks, I searched a lot but I couldn't found useful answer. I did closed SQL Server port for public IP, but I have problem yet. Error: 17806, Severity: 20, State: ...
3
votes
1answer
11k views

Writing a query to find all employee salaries that are higher than their managers

I have two tables with some dummy data. I need to find all employees that make more than their managers. I was led to believe the point of the exercise is to learn how to do subqueries. I can isolate ...
3
votes
1answer
4k views

Import CSV File

Currently, we have a DTS package on SQL Server 2000 that imports a file called suicoweb.csv. The DTS csv file properties pages look like this. Here is a sample line from the CSV file 500071;...
3
votes
2answers
127 views

Grant Admin to an Active Directory account in SQL Server

I have a SQL Server 2012 instance, and an Active Directory group, which I can add Active Directory users to. I have my personal AD account (MyAccount) and a service account (ServiceAccount) in that ...
3
votes
1answer
23k views

distributed queries are configured to run in single-threaded apartment mode

I have sql server 2008 R2 64bit Developer's Edition Installed on my machine. And Microsoft Office 2010 Professional 32bit. I have been trying to import some Excel data from an Excel sheet into a sql ...
3
votes
1answer
80 views

Tool for quickly backup and restore a table

Is there a tool for quickly backup and restore a table's data, preferably to a csv file? It would be best if I could do it using batch. Run a .cmd file and data is backed up into a file with datetime ...
3
votes
3answers
2k views

Does Change Data Capture (CDC) work in a SQL Server 2012 AlwaysOn Failover Cluster Instances setup?

Does Change Data Capture (CDC) work in a SQL Server 2012 AlwaysOn Failover Cluster Instances setup? There would be two nodes in the AlwaysOn Failover Cluster Instances setup and two Domain ...
3
votes
2answers
1k views

Can I get notification when event occur?

SQL Servers has Traces and XEvents. These are used to capture and analyze what is going on with our SQL Server Instances. Events are stored in the stack for later analysis. For example, If I decide ...
3
votes
1answer
240 views

join syntax / style performance consideration

Edit: I've added a follow up question based on comments by @ypercube about semantic equivalence and my findings of the query behavior changes when you have a mix of outer/inner nested joins. We ...
3
votes
1answer
231 views

What is the relationship between the SSIS Package Store and Catalog?

I have a server with a working installation of the Sql Server 2012 SSIS Catalog. I need to set up an additional instance including the SSIS Package Store service as an interim step while the packages ...
3
votes
3answers
3k views

Best practices for configuring the Drive/Filegroup setup for Microsoft SQL 2008

I am a software developer for a small company. I wish we had a dba but that is not on the cards at this point. I was working on migrating our 75GB SQL Server 2000 database to SQL Server 2008 R2. The ...
3
votes
1answer
1k views

How to pinpoint root cause of excessive log file growth

The log file stays pretty small (~500MB) until about 11PM, and at that point it begins growing until no disk space is available. The log file reached it's maximum size at 12:39AM, so the growth took ...
3
votes
4answers
6k views

Can I force a user to use WITH NOLOCK?

Can I force a user's queries to always run with the hint NOLOCK? e.g. they type select * from customer But what is executed on the server is select * from customer with (nolock) This question is ...
3
votes
3answers
281 views

Is it possible to have 2 or more databases active, and synchronized between them?

edit I'm testing possible solutions for database redundancy and high availability,I tested mirroring it worked fine, but lacks scalability plus there will be a lot of work in one server. Now I ...
3
votes
2answers
7k views

Disk space full but logical space available in database

We have a fairly big MS SQL 2008R2 database that resides on a SSD drive. The drive itself only has ~110Gb of space, and the database files are the only files on the drive. The database is in "Simple" ...