10
votes
4answers
9k views

SQL Server Max Memory not limiting use of RAM

I would like your input on this. I have a sql server 2008r2 Ent. Ed. 64bit with 16 cores and 64GB RAM. There is one instance of SQL server patched fully as of 20111014. The max ram is set to 60000MB. ...
2
votes
2answers
3k views

WITH using INDEX hint in Oracle

I have a fairly complicated query. I have written two different query to accomplish my goal. First one is using WITH, other one is using global temporary tables. First One: WITH A ( KNO .. ) , ...
1
vote
2answers
631 views

serial field issue

Q: I use a serial as a datatype for my primary keys in my tables. I insert a lot of data then truncate these data one after one many times to test the data entry. My question is: Is there any ...
5
votes
2answers
2k views

Compare Microsoft SQL server performance between virtual and dedicated server

I have a dedicated windows 2008 r2 server at the moment and I am thinking about migrating to a virtual server because of the costs. Now I know that SQL should be on a dedicated server, but the ...
3
votes
1answer
5k views

How to find out what caused the database(DB2) in a locking state

I know how to check the DB is in a lock state or not, but my question is how to find out which query caused the lock on table /db. IS there any log file getting created if something unexpected ...
5
votes
4answers
932 views

Making a column immutable in MySQL

I want to make a column in a relation unmodifyable for consistency reasons. The backstory is that I have a n:n relationship where the "connecting" relation has additional values. I don't want that ...
5
votes
3answers
4k views

MySQL general query log performance effects

One of our customers who has a somewhat problematic web application would like us to log all the queries for a period of 24 hours. I wouldn't know how much data it will actually write. The amount ...
4
votes
3answers
201 views

How to monitor how much data is transfered in a linked server?

I have a linked server to a remote computer and doing some insert, update and delete operations between local and remote databases. I want to know how much data is transfered when operation is doing. ...
9
votes
3answers
658 views

Need Help Troubleshooting Sql Server 2005 Deadlock Scenario

I am running into a deadlock scenario where the only participants in the deadlock appear to be a single table and a single stored procedure that deletes from that table. I drew that conclusion based ...
1
vote
1answer
190 views

Add info to mysql view around an IP address - 10.10.1.100 to https://10.10.1.100

I have built a database in MySQL to replace the use of MANY excel spreadsheets that document our servers, network, IP addresses, etc. In that database I have created a view called DRAC (dell remote ...
5
votes
3answers
926 views

Querying special characters

I work with language with special characters (example: e -> é). I have a query with a LIKE but when I search a word with special char and my query doesn't have the special char, I don't get the ...
1
vote
2answers
3k views

Print database_size from sp_spaceused

Using SQL Server 2008, I have found that the database size can be obtained using exec sp_spaceused This procedure returns two tables: database_name | database_size | unallocated space reserved | ...
5
votes
2answers
9k views

SQL 2008 R2 creates user/schema when Windows user creates tables

We added a server login and database user that map a Windows Group to a SQL 2008 R2 instance using the following script, with the names changed for anonymity: USE master go CREATE LOGIN ...
4
votes
1answer
244 views

Does Management Studio let me change the format of new script names?

I use SQL Server Mangagement Studio to examine the definition of objects in my database. For example, to examine the definition of the table dbo.MSreplication_options in the master database, I would ...
8
votes
5answers
780 views

Copying 500 GB SQL Server database from Production to Dev instance

We need to copy 500 GB database from our PRODUCTION server to a DEV server. We only have a window of 5 hours. What would be the quickest way to achieve this?
1
vote
2answers
1k views

Sybase - How to get logsegments off my data devices?

I'm running Sybase ASE 15.7 and coming up to speed to clean up a database server installed by a non-DBA. I have a database that has the following device configuration: I want to have data1 and ...
2
votes
2answers
4k views

How can I define the datatype of a view in MySQL?

I've written a simple aggregation view over a table, and the view returns different data types that the table. This causes some issues on the application side. Here's a simplified query for the sake ...
2
votes
1answer
171 views

SQL Server Express 2008 installation problem

I just installed SQL Server Express 2008 on my Windows 2003 server. The sql base is started, but I look in config manager and my SQL Server browser is not started. I can't start it. When I try to ...
0
votes
1answer
442 views

Coalesce Function Returning Duplicates

I have a many-to-many relationship setup between three tables. CompanyNotices (M-M) CompanyNoticesLocations (M-M) Locations I would like to retrieve all rows from the CompanyNotices table for ...
1
vote
3answers
527 views

What's the solution for corrupted MDF files?

We are working on an MDF file that has been corrupted, because a virus deleted 2 MB from the header of the file. We also have another backup of this MDF File from 3 months ago. Both MDF files have ...
2
votes
1answer
5k views

What operating systems are certified for Oracle 11gr2 RAC?

How can this information be found?
0
votes
2answers
3k views

why user with db_owner & db_BackupOperator database role is unable to restore database?

I'm in sysadmin server role on the server . All Programmers are in dbCreator Server role , So they can create databases for themselves and they have in db_owner & db_Backupoperator database role ...
8
votes
1answer
34k views

How does MySQL return a result set from a stored procedure?

I'm trying to get my head around stored procedures for use in a web application. It seems to me that whatever the last statement is in a MySQL stored procedure is seems to be what gets treated as that ...
2
votes
2answers
1k views

How to change DB file location with Replication

I need to move few DB files to another location on same server due to low disk space. Replication is present with that DB and this scenario is on subscriber server. Is there any way to do this without ...
1
vote
1answer
2k views

OPENROWSET can't import an excel spreadsheet into SQL Server 2005 Express

I am trying to run the following query to select data from an excel spreadsheet: SELECT FT_ID_SOCIETE_FF2C,FT_NOM,FT_ADR1,FT_ADR2,FT_ADR3,FT_CP,FT_VILLE,FT_TEL,FT_FAX,F10 FROM OPENROWSET ...
2
votes
3answers
426 views

Can I limit access to postgresql 8.4 databases via ODBC on the server side?

I have a bit of a tricky problem at the moment that I could really use some help to solve. I'll do my best to explain it but please feel free to ask questions :-) We have a postgresql 8.4 database ...
25
votes
7answers
6k views

Why should I create an ID column when I can use others as key fields? [duplicate]

Possible Duplicate: Why use an int as a lookup table's primary key? So far, I'm accustomed to creating an ID column for every table and it is practical in a way that it makes me not ...
3
votes
1answer
166 views

Why SQL Server installs multiple services for AS and RS, but only one for IS?

When I install multiple SQL Server instances on a same computer, every instance gets its own SQL Server Service for Analysis Services and Reporting Services. But I get only one service for Integration ...
2
votes
2answers
402 views

Slow SSD on Dell 710

We recently upgraded our Dell T110 server to a Dell T710 with a 100GB SSD drive. We were hoping that we would see a tremendous improvement in mysql select performance, but unfortunately the new ...
2
votes
1answer
92 views

Is it possible to create a database called C that is a view into all tables in database A + B?

Using SQL 2005 or 2008, is it possible to create a database called C that is a view into all tables in database A + B ? Databases A, B, and C are on the same local server. I am wanting to be able ...
1
vote
2answers
2k views

Allow db_owner to add/view existing logins to database

On our development server (SQL 2008 R2) we want local dbo's to be able to add existing logins on the server to the database. The problem is they can't view them, they can only see themselves in the ...
6
votes
3answers
244 views

What would I look for in SQL Server to determine if a user connected with Microsoft Access?

Is there a way I can check SQL Server to see who is accessing it using Microsoft Access (as opposed to a website)? I'm using SQL Server 2008R2 with the default logging settings.
1
vote
1answer
726 views

Confusion in BCNF

I understood all the three normal forms which comes before BCNF but when it comes to the BCNF i am finding it extremely confusing and difficult and over the net also i found no good tutorial on it. ...
3
votes
1answer
509 views

MySQL query 'going away' on executing INSERT ON DUPLICATE UPDATE statement with a 12524 character blob

I have a mysql insert on update query like so insert into table (col1, col2, col3) values (1,2,'huge blob with 12524 chars') on duplicate key update col3 = 'huge blob with 12524 chars'; col1, col2 ...
7
votes
2answers
8k views

How to easily convert utf8 tables to utf8mb4 in MySQL 5.5

I have a database which now needs to support 4 byte characters (Chinese). Luckily I already have MySQL 5.5 in production. So I would just like to make all collations which are utf8_bin to ...
3
votes
2answers
1k views

MySQL replication problem: slave has become out of sync

I have a Master & Slave setup. Embarrassingly I managed to execute some data changing statements (INSERT and UPDATEs across 3 tables) on the Slave. Obviously this stopped the Slave replication. I ...
2
votes
1answer
298 views

Sql profiler replay table

I have captured a trace in profiler and stored the trace to both a table and an xml for replay. I open the xml and replay the trace on the same server/database with modified stored procedures (I want ...
1
vote
1answer
230 views

Do I trace an Active Directory group based database login the same way as an AD user based login on SQL Server?

We are currently undergoing an PwC audit on our database logins. Some of our user accounts have sysadmin privs, which of course is a major security breach. I have successfully done traces on ...
7
votes
2answers
35k views

How to configure global charset on MySQL

I tried to change the charset for our MySQL via my.cnf and it failed. I added the charset settings listed below: # The MySQL server [mysqld] port = 3306 socket = ...
3
votes
1answer
1k views

How to get super parent from table with self relationship

i need to create Function that will return the super parent of a given id from a table the table look like table1 (id, parentId, someData) the parentId is related to the id for example i have 1 - 2 ...
1
vote
0answers
790 views

Which packages are required to install Oracle 11.2.0.3 on Solaris 11?

Where can I find information on which packages are required to install Oracle 11.2.0.3 on Solaris 11? The documentation only mentions Solaris 10. I tracked down the packages required for Solaris 10, ...
8
votes
4answers
126 views

What are the trade offs for incrementing ids vs. fulltext keys for foreign key designs?

In a lot of relational database designs there are fields that are referenced in other tables. For example consider a user table with a unique username and a second table storing address data. One ...
0
votes
1answer
102 views

What is the rationale for requiring a column list when inserting into a table with identity column?

When inserting into a table with an identity column from some similar staging table, we have to set IDENTITY_INSERT to ON and specify a column list. Why do we have to specify a column list in this ...
4
votes
3answers
1k views

How can I make my SSIS process consume more resources and run faster?

I have a daily ETL process in SSIS that builds my warehouse so we can provide day-over-day reports. I have two servers - one for SSIS and the other for the SQL Server Database. The SSIS server ...
1
vote
3answers
3k views

How to programmatically remove a push subscription?

I have 4 databases, a publisher and 3 subscribers (transactional replication). In case of an error in the publisher I want to: delete all subscriptions create a new publisher make the two remaining ...
2
votes
2answers
6k views

How can I list all user-owned functions?

Is there a way to quickly list all the current user-owned functions in Oracle? Something along the same lines as this, which lists the current user's tables select * from user_tables;
4
votes
1answer
904 views

Linked server to SQL Azure very slow

I can use the Management studio to connect directly to my Azure SQL database and execute this query: select * from DB.dbo.DSeries where instrument='name1' and it works really fast. But if I create ...
3
votes
2answers
3k views

Where to start learning to become a successful Oracle DBA [duplicate]

I am IT Graduate with good knowledge on SQL and C. I have done most of the SQL programming on Microsoft SQL Server in my academics. But i want to become Oracle DBA. Could you please suggest me a ...
2
votes
2answers
305 views

MySQL Partitioning

I have a MyISAM table that holds a few million Messages. I am thinking about converting it to an partition InnoDB table. Just wondering about the best partition strategy. I would like to do this ...
2
votes
1answer
2k views

How can I have SQL Server listening on more than one IP address?

I have a an SQL server that normally listens on a private IP address (10.x.x.x). However, I would like to be able to connect to the database over the public (31.x.x.x). I tried to enable this tonight, ...

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