Operating system produced by Microsoft. Windows is produced in various desktop and server versions.

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31
votes
4answers
3k views

On a dedicated database server, how much memory to reserve for the OS?

Assuming you have a dedicated server explicitly for database functions -- how much memory should you reserve for the operating system? I realize this will probably vary somewhat depending on the ...
17
votes
3answers
37k views

Recommended page file size for SQL 2008R2 on Windows 2008R2

This Microsoft article - How to determine the appropriate page file size for 64-bit versions of Windows Server 2008 and or Windows 2008 R2 provides guidance for calculating the page file size for 64 ...
12
votes
3answers
1k views

What is shared between two instances on the same server?

We want to install multiple instances of SQL Server on a single Windows server. We cannot use VMs because the server is bare metal Windows 2008 R2. For security purposes we need to ensure that the ...
12
votes
2answers
9k views

“Access is denied” when connecting SSMS to Integration Services

I receive the following error when attempting to connect SSMS to Integration Services using a particular SQL Server cluster's network name: Connecting to Integration Services service on the ...
10
votes
6answers
2k views

SQL Server command line usage? Is it possible?

I've been trying to use the SQL Server Management Studio 2008's built in "Solution Explorer" to manage a project and after 2 weeks of struggling with it, I've decided I don't really care for it. It's ...
10
votes
1answer
526 views

What does a SQL Server DBA need to know about Windows Server?

Analogous to my previous question What does a DBA have to know about SSAS?, which generated a really wonderful answer (thank you, @ConcernedOfTunbridgeWells!), I now ask a similiar question: What ...
10
votes
1answer
173 views

What platform for a large record based mathematical database?

Hi I am a civil engineer with some experience of programming but I am not familiar with the vast range of options available today. Hope you could give me any pointers the best way to proceed. I want ...
10
votes
1answer
1k views

Why would you use a managed service account rather than a virtual account in SQL Server 2012?

In SQL Server 2012, service accounts are created as virtual accounts (VAs), as described here, as opposed to managed service accounts (MSAs). The important differences I can see for these, based on ...
9
votes
3answers
6k views

Installing default MySQL Tables in Windows (mysql_install_db)

In Linux, the default MySQL grant tables can be created with the mysql_install_db script, but that does not work on Windows. How can the default grant tables be installed on Windows? (No, I’m not ...
9
votes
2answers
23k views

MySQL creates temporary tables on disk. How do I stop it?

We are running a site (Moodle) that the users currently find slow. I think I have tracked down the problem to MySQL creating temporary tables on disk. I watch the variable created_tmp_disk_tables in ...
8
votes
1answer
34k views

How do I reset the postgres password for PostgreSQL on Windows?

I have installed PostgreSQL on my Windows machine for development. Now I haven't used it for a while, and have forgotten the password for user postgres (default admin user in PostgreSQL). How can I ...
8
votes
1answer
1k views

On which machine should TCP Chimney Offload be disabled?

I am advising someone on how to disable TCP Chimney Offload, which is enabled by default by Windows Server 2003 SP2. We are working in an environment with multiple server machines, namely the ...
8
votes
1answer
3k views

MySQL Workbench Database Sizes

I'm trying to find the total size on the hard disk that all of my MySQL Workbench databases are using. Does anyone know of an easy way to figure this out? If nothing else, the default location ...
8
votes
2answers
4k views

How to do incremental/differential backup every hour in Postgres 9.1?

Trying to do an hourly hot incremental backup of a single postgres server. I have the following setup in postgresql.conf: max_wal_senders=2 wal_level=archive archive_mode=on archive_command='copy ...
7
votes
4answers
14k views

Cannot open table mysql/innodb_index_stats

After a fresh install of XAMPP and import from my linux live db that is working to the windows Dev-stage, I started encountering problems with INSERT. Everything else seems to work well. The errors I ...
7
votes
4answers
18k views

Why does MySQL say I'm out of memory?

I was trying to execute a fairly large INSERT...SELECT in MySQL with JDBC, and I got the following exception: Exception in thread "main" java.sql.SQLException: Out of memory (Needed 1073741824 bytes) ...
7
votes
3answers
2k views

What Mechanism does MySQL use to schedule Backups on Windows Server 2008?

When scheduling database backups on MySQL Server (v5.1.45-community) running on Windows Server 2008, what mechanism is used to trigger the backups to run? I think it's using the Windows Task ...
7
votes
1answer
5k views

Is it possible to synchronize two ms access db?

We have a flower store where we use MS Access and a client program to work with the database. But this program can work only with one database. We are going to open a new store, so now we have to ...
6
votes
2answers
1k views

securely exposing sql server 2008 for windows authentication

My company wants to have approximately 100 of their sales people (distributed around the country) to be able to run stored procedures from excel and return the data onto the spreadsheet. We have sql ...
6
votes
5answers
13k views

PostgreSQL: The database cluster initialization failed

Both C:\PostgreSQL and C:\PostgreSQL\data have postgres user with full access and admin rights. I ran postgresql-9.1.2-1-windows.exe from postgres user as admin. Target C:\PostgreSQL Every way I ...
6
votes
2answers
561 views

Can Oracle be installed on Windows without being an administrator?

Can the oracle software be installed on windows without having administrator privileges?
6
votes
1answer
605 views

Huge differences of performance of MySQL in two servers

We have a MySQL server installed in two different machines, a testing server and a production server, both windows, which is used by a web application. The problem is that there are HUGE performance ...
6
votes
1answer
489 views

MySQL year 2038 vulnerable

I was studying Drupal and asked this question: http://drupal.stackexchange.com/questions/45443/why-timestamp-format-was-chosen-for-users-created-field/45446#45446 I decided to check, how the CMS ...
6
votes
1answer
857 views

Login to SQL Server 2k8 R2 SP1 via Active Directory Group

I added an Active Directory group as a Windows Authentication Login to our SQL Server 2008 R2 database. When a user who is a member of that group tries to connect to the server he is given a login ...
5
votes
3answers
1k views

Does the PCI standard forbid the use of Windows Authentication?

We currently use Mixed Mode for our SQL Server Authentication. I've tried to convince our DBA to allow us to use Windows Authentication so we can use Team Foundation Server, however he absolutely ...
5
votes
2answers
7k views

Dynamic change to innodb_flush_log_at_trx_commit

This is related to this question. It does help to get better performance for InnoDB tables. According to MySQL manual, innodb_flush_log_at_trx_commit is a global dynamic variable. Thus, I can change ...
5
votes
2answers
22k views

Oracle Enterprise Manager 11g dbconsole “Internet Explorer cannot display the webpage”

The dbconsole is configured and started, but when I navigate to it, Internet Explorer shows the page stating that "Internet Explorer cannot display the webpage". This is the error that means that IE ...
5
votes
3answers
21k views

How to connect to a remote Oracle server from Windows machine using PL/SQL Developer?

I understand that I need to configure database address in the TNSNAMES.ORA file but where should I put this file? UPDATE I defined the $TNS_ADMIN variable, created the TNSNAMES.ORA file, added new ...
5
votes
2answers
180 views

New Cluster Testing - Best Practice

We've finished setup of a 4-node SQL Server 2005 cluster. We are using Windows 2008 R2 as the underlying OS. We are looking for suggestions on a set of tests we could perform to test failover of the ...
5
votes
2answers
3k views

ORA-04031: unable to allocate bytes of shared memory (“”,“”,“”,“”)

I am receiving this error in a development database. It happens on some specific queries (simple inserts and deletes via .NET application). The database is used by one user, and error happens ...
5
votes
1answer
3k views

Disable console output when executing a SQL file using MySQL source command

I begin by launching the MySQL command line tool: mysql --user=myusername --password=mypassword --silent --force -b The last -b option is used to disable beep on error. Then I choose a database: ...
5
votes
2answers
2k views

How to force Windows to support not supported LC_COLLATE and LC_TYPE in PostgreSQL?

I have fresh installation of PostgreSQL 9.1.x. Unfortunately, I discovered that OS doesn't support LC_COLLATE = 'pl_PL.utf8' and LC_CTYPE = 'pl_PL.utf8'. I read in PostgreSQL documentation that: ...
5
votes
1answer
1k views

MySQL Server Backup

I was wondering if there was any way of making a backup of an entire MySQL Server at regular intervals to a specific location. (If the version is required I can get it easily). If there is, I must ...
5
votes
1answer
640 views

Case Behavior Changed Between 11.2.0.1 and 11.2.0.2

I have a case open with Oracle and they say they can't reproduce this. Running the following in 11.2.0.1 or lower produces two rows from both of these queries, but in 11.2.0.2 the second query ...
5
votes
2answers
4k views

Problems connecting to Windows-based Postgresql

Other computers are having trouble even finding the running Postgresql 9.1 on my Windows 7 machine. Local connections work just fine of course. In my pg_hba.conf I have: #office subnets host all ...
5
votes
1answer
7k views

WAMP server performance tuning for MySQL

We have a Drupal site with nearly 2000 pages running on WAMP server. The pages also contain images, and flash videos embedded into them. So, they are taking some time to load under normal settings. ...
5
votes
3answers
1k views

How can a datapump export have its resource usage limited on windows?

Doing an export of a number of users causes high CPU and I/O usage. I can mitigate the effects of the CPU usage using Resource Manager and setting the export session to a low priority group, but how ...
5
votes
2answers
41k views

How to resolve ORA-01031: insufficient priviledges error on Windows installation?

I installed Oracle 11G on my Windows 2008 R2 Server. I also installed Oracle Client Libraries using separate installation media. After the client installation, when I try to log into the database ...
5
votes
1answer
34k views

How do I grant all privileges to local db2admin with DB2 9.7 on Windows?

I have as my developer station a laptop with OS Windows XP Professional Edition, Service Pack 3. I have downloaded and installed IBM DB2 UDB 9.7 fix pack 4, of the Express-C edition. I have a local ...
5
votes
1answer
1k views

Is there a way to edit the System Database Directory for DB2 to remove a database?

We have a case where we want to try to get rid of a database. The database still exists on disk and when we catalog it, it re-appears in the Database Manager. But when we try to do a DROP on it, it ...
5
votes
1answer
278 views

Migrating MySQL to new server

We have a MySQL 5.1 instance running on Windows Server 2008 R2 x64 (Server A) replicated to another MySQL 5.1 instance on Windows Server 2003 R2 (Server B). We have a new MySQL 5.5 instance on ...
5
votes
1answer
1k views

Ports necessary for Oracle 11g Replication across a firewall?

We have two Oracle 11g Enterprise Edition servers that need to replicate data via Oracle streams. However, the two servers are on untrusted domains and connect via a VPN. On end of the connection is ...
5
votes
0answers
70 views

Using SQL Server with BitLocker

I have an application that is running on a device that has two partitions: C and D. The application runs off of C while D contains the SQL Server database (mdf file). In addition, D is also encrypted ...
4
votes
2answers
183 views

Display all tables and their columns

Is there a way to display the layouts for all the tables to see their columns? I am trying to find tables with a certain column names. I am using the web app Web Data Administrator Example: table1 ...
4
votes
1answer
15k views

Change existing datadir path

I want to change the datadir path in the my.ini file. The existing datadir path is C:/ProgramData/MySQL/MySQL Server 5.1/Data/ The size of my C: drive is 30 GB and the MySQL data folder is occupying ...
4
votes
1answer
511 views

How to apply a patch in PostgreSQL on Windows?

How to apply a patch in PostgreSQL? I found an advice, but it seems to be suited for *NIX only. My PostgreSQL (9.3.1 EDIT: 9.3.4 now) was installed from an exe installer on Windows XP (32 bit), so I ...
4
votes
2answers
3k views

Large files in wamp\bin\mysql\mysql5.5.24\data directory

I have discovered these files located in the wamp\bin\mysql\mysql5.5.24\data folder on my Windows 2008 server. They are consuming about 22 GB on a 40 GB drive. I am using a LMS called moodle, that ...
4
votes
2answers
2k views

Sql server service wont start after disabling TLS 1.0 and SSL 3.0 on windows

We have been hardening our servers for some time now and recently we disabled SSL 3.0 because of the poodle attack. When I did this on one of our test servers SQL Server failed to start up after the ...
4
votes
3answers
863 views

Restrict range of dynamic ports available to SQL Server

Is there a way to limit the range of dynamic ports available to SQL Server from the database side, or database server side? Our SOP is to use static ports across the network firewall and a vendor is ...
4
votes
3answers
7k views

Import Oracle full dump file to fresh Oracle installation

I am importing a Oracle dump fill created on a AIX Oracle 9.2 installation with a Full Export option to a Windows Oracle 10.2.0.4 on Windows 2008 R2 x64. I want to import the file to a clean ...