The discipline of Operational and Architectural Management of Database Systems.

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9 views

Multiple datasets from multiple applications [on hold]

I have been working with different application such as STATA, SPSS, Excel and R for data analyses of health population. Because each program has different features that I need, I'm looking for advice ...
2
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1answer
18 views

Unable to change database owner to a user that is already mapped as user

I ran into this problem. Trying to change a database owner to ; however, I get the following error message when doing so: The proposed new database owner is already a user in the database Now I ...
1
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0answers
20 views

Migrating Oracle 9i database to MySql database on a different Windows Server

I need to migrate my Oracle 9i database with all its tables from windows server 2003 to MySql on another Windows Server 2012. The oracle database is connected to Visual Studio web project. I have ...
1
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0answers
65 views

Problem I need to Insert Data every 5 minutes, not working [migrated]

Sorry for being such a Nubb This script is to insert Meteorological data from a weather station. The data comes from this text file online http://www.ndbc.noaa.gov/data/realtime2/IMGP4.txt The ...
0
votes
1answer
18 views

All actions denied on MS SQL Server on Go Daddy Hosting

i have a website hosted on GoDaddy and I need to create a database for it. So headed to the Databases section and created a MS SQL Database then on my local pc I tried to access the database via SQL ...
0
votes
1answer
13 views

Multi Source replication on single slave having multiple instances MySQL

i had 1 instance of mysql 5.6 on one server A (Slave S) 1 Mysql installed on server B ( Master M1) 1 MySql installed on server C ( Master M2 ) At Slave end : I have created one more instance by ...
2
votes
1answer
35 views

`chown -R` equivalent for PostgreSQL

We occasionally have the problem that, when upgrading some software and database, inexperienced (or overworked, not excluding myself) sysadmins (we don’t have separate DBAs except for Oracle) run the ...
1
vote
1answer
29 views

Understanding the usage of version store in tempdb

We are trying to analyze the growth of tempdb on one of our SQL server 2005 Ent SP4. I know tempdb would need the space depending upon the transactions, and how queries are designed to use it. We ...
1
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1answer
17 views

Root Remove Remote % host. My SQL

So i accidentally made it so root can be accessed anywhere remotely how do i revoke the % privilege. Using mysql. +-----------+ | host | +-----------+ | % | | 127.0.0.1 | | ::1 | | ...
3
votes
1answer
22 views

SQL Server 2012 - How to Remove Partition on Publisher but not Subscriber?

Is it possible to setup partitioning on a SQL Server 2012 publisher table, so that older data can be removed without affecting the same table on a subscriber table? Table exists on Database A (SQL ...
7
votes
3answers
423 views

Accidentally change database name (SQL Server 2008)

It didn't happen to me YET. But I was thinking about this. I was messing around with my training environment, and by mistake I clicked in the database name, and then I touched the letter A. Let's ...
1
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2answers
32 views

Auto Incrementing column based on another mysql

I have an application which generates invoice_id's. These id's need to be unique. The issue is that a client can have more than one invoice depending on what plan they are on. It could be 2,3 or 4. ...
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2answers
38 views

Looking for application which will provide to determine project database growth and cost per day or month

I am using SQL Server 2008 for product development Currently application is live with 20 users now if I want to check how my database is growing and how much it will grow in month or year projection ...
0
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0answers
20 views

Real time reporting on Mongo

I have my transactional data store as MongoDB cluster on which I need to setup real time reporting(may be a lag of 2 hours will suffice) Data size - 300GB with 20,000,000 rows and 40 columns and ...
0
votes
2answers
37 views

Listener.ora Location

What is the location of the Listener.Ora file in Windows OS? I need to edit that file and I am not able to locate where it is.
-1
votes
0answers
31 views

Unexpected update/delete on OLTP database in SQL server 2005

We are facing one of the major issue where one of the table on a heavily used OLTP database seems to have updated the records which were not expected the way it works for past 3 years or were ...
1
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0answers
28 views

Linked Server vs. Ad Hoc (OpenRowset / OpenDatasource) Distributed Queries

I have an application which needs to grab data from different clients' databases that reside at the client's location. So alongside their normal details such as company name, address etc, I also store ...
6
votes
3answers
104 views

Sql Server Service Pack Update Notifications

Is there any option in Sql Server to enable notifications from Microsoft in a way that it sends us emails every time a new service pack is released? I have multiple servers with different versions of ...
1
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0answers
27 views

Managing logs generated by user

I am developing a web app for my client and there is a section which displays the changes made in the application by any of the user. This section is known as log.It basically stores and displays the ...
1
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2answers
45 views

With LocalAdmin become sysadmin SQL Server

I am a local Admin on my machine. Same old thing, my account wasnt added when SQL Server was installed, and I don't want to have to reinstall SQL Server. I went through this blog and it worked until ...
0
votes
2answers
27 views

'Use <database> ' statement not executing T-SQL

Okay, this seems funny for a simple script: but I really need this small piece to execute well. DECLARE @dbName NVARCHAR(50) SET @dbName = 'rx_lab' DECLARE @SQL02 NVARCHAR(MAX) SET @SQL02 = 'USE ['+ ...
2
votes
1answer
38 views

Create Database and LCK_M_S

We are experiencing issues when creating a database in the SSMS GUI in that sometimes it times out complaining that it could not get an exclusive lock on the Model database. Other times the database ...
3
votes
1answer
26 views

Partially contained databases and Windows Logins - best practices?

In versions of SQL Server prior to 2012, in order for anyone to log in to a database using Windows credentials, you first had to create a server-level login, them map that login to a user for each ...
0
votes
1answer
30 views

Feasibility of Automated and Continuous Performance Tuning in the future [closed]

First a quick background: I'm a software developer, not a DBA and have been developing for more than 10 years. Recently I had to optimize a stored procedure and had to run execution plans, ...
0
votes
0answers
44 views

Column based replication in mysql 5.6

I want to do column based replication which means: In my server, I have table T1 in which columns are A, B, C, D, E I want to replicate this table on different server in mysql 5.6 only, but with ...
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votes
0answers
11 views

How to set missing colunms as a null in datastage 9.x.x

I have a sequential file with difference length fields, I want to set missing fields value as a null when I import using datastage, (Not mean set empty fields as a null)
0
votes
1answer
36 views

String to timestamp in datastage 9.1.2

Apologies for asking a question that I suppose is very basic. I'm just starting out with Streams. I'm trying to read a sequential files containing a timestamp field and a value field, like this: ...
1
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0answers
47 views

Data compression within Internal Tables in SQL server 2008R2

We are doing downgrade from enterprise to standard for couple of servers which are not using any enterprise features: For one of our TFS(Team foundation server) database TFS_resx, when we ran ...
0
votes
0answers
27 views

Accessing database from a number of servers

I have a few servers that access a database, and I was wondering what is the best way to handle access to the database. Is it secure that each server will be able to access the database, or should I ...
-1
votes
1answer
31 views

Unable to start the services of SQL server after Downgrading from Enterprise to Standard

We are performing the downgrade activity from SQL server 2008 R2 Enterprise to Standard. After the uninstall and re-install the standard version, (once the saved system databases were copied to the ...
0
votes
1answer
39 views

Attaching Database Incorrect name in sys.master_files

I have been moving some databases from SQL 2008 to SQL 2012 using detach and attach method. I correctly map up all the files and the physical and logical names appear correctly in the properties of ...
0
votes
3answers
54 views

Merge MySQL tables without data repetition

My situation is this: I have several DIFFERENT tables in my MySQL database with the same name columns. Such tables can contain (or not) the same data. What I need to do is a kind of "merge" between ...
1
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1answer
58 views

SQL Server Failover Cluster Instance compatible with VMware HA?

Imaginary Setup: Microsoft SQL Server Failover Cluster Instance on virtual machine in an ESX-Cluster. Question: In case of a hardware failure, what will happen with both high availability ...
0
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1answer
23 views

Big Size Database and increasing number of users [closed]

Me and my colleagues are using quite big size normalized database. Basically it's used for warehouse management and daily minimum 100 of the user perform data manipulation operations. 80% of the ...
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votes
2answers
36 views

database Compatibility 90 to 100 changing causes any problem

We are planning to change Compatibility level of databases from 90 to 100. Would this cause any impact on application side? If yes then please guide me, what steps or measures we need to look upon ...
0
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0answers
13 views

IBM Data stage compiler error

I have installed InfoSphere Datastage 9.1.2 on Windows Server 2008 R2, and also installed C++, but when I try to compile a job show error in transform stage.
0
votes
1answer
28 views

DB Recommendation While Minimizing Size

I apologize if this question is too specific, if it is, please let me know! I have searched around both on here and the web on selecting the best project-specific engine to fit your needs, and have ...
0
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0answers
36 views

What is wrong with my ERD?

I am trying to create a reservation/booking ERD. Is their anything wrong with my current ERD? It must show a supertype and subtype, and it must identify attributes for regular, weak, and associative ...
4
votes
2answers
181 views

Transaction log is full due to 'CHECKPOINT' for DB in simple recovery model

For one of our DB's on SQL server 2012 RTM, We could not perform almost any troubleshooting step as the error says: " Transaction log is full due to 'CHECKPOINT" This being a dev database, its ...
0
votes
2answers
46 views

How can I find table name for each row result?

How can I find the table name for each row result in my query? I have tried ideas suggested on the stack network (overflow, dba) 1 How to make a table name an attribute in PostgreSQL? 2 ...
0
votes
0answers
49 views

Is there a way to check which views have data? Oracle 11g

I'm undergoing a cleanup process for a data mart design. However, I want to get rid of any views (in the design) which result in having 1 or less rows of data. Instead of manually going through ...
1
vote
1answer
70 views

How to create Postgres DB with case insensitive collation

I am using the postgres version 9.4.1 64-bit on windows 7 64-bit. I need to create DB with the setting "case sensitive = OFF" but couldn't make this work. I refereed already many question on SO and ...
1
vote
1answer
26 views

How to load .dat files to oracle database

I have .DAT files extracted from telecom switch. I want to upload this file to an Oracle server using IBM data-stage ETL tool. Unfortunately these files are not readable format. This is a picture ...
0
votes
1answer
94 views

Invalid object name 'sys.dm_os_volume_stats'

I am trying to select 15% of disk space available in a server. SELECT DISTINCT s.volume_mount_point [Drive], CAST(s.available_bytes / 1048576.0 as decimal(20,2)) ...
0
votes
0answers
65 views

DB_STARTUP blocking on spid 7

I have a sql server 2012 instance that I'm installing a new license on that had previously had an evaluation license. I've did this on two other servers with out incident, but this server is giving me ...
0
votes
1answer
21 views

Unable to configure oracle 11g net server

I installed Oracle 11g on my Windows Server 2008 workstation. After I try to configure oracle net server with port number 1521. But ONS error say to me as "Use another port number. This port is ...
0
votes
0answers
36 views

Best method to implement HA and DR, replication via 1 PUB and 2 SUB or replication and LS both

I need a advise on one of our projects where: We have 3 SQL database servers A, B and C: A is the live production server with around 200 users with a database of size 1.5 TB hosted. B is going to ...
-3
votes
1answer
54 views

How to migrate a database from SQL server to Oracle? [closed]

I have been assigned a task to migrate a database from SQL server to Oracle. But I have no idea about how to do it. Also, is there any need to change the existing data model?
1
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1answer
80 views

Moving SQL Server 2012 Database to SQL Server 2008 R2

I follow the answer of Mr. Kin in this post How to move a database from SQL Server 2012 to SQL Server 2005 I run the query without errors, but when I check my blank database created on SQL Server ...
-1
votes
1answer
31 views

Set up MySQL server database [closed]

I want to set up MySQL server database for my office on my windows 8 pc, but i dont know exactly which products to use. Can anybody help me with it. I want to set the database such as my pc would be ...