The discipline of Operational and Architectural Management of Database Systems.

learn more… | top users | synonyms

2
votes
0answers
72 views

How to make PostgreSQL default_tablespace work properly?

My question is, "Why isn't database 'screwy' created in tablespace 'screwy'? I made the following script, with it's output following, to show the problem I am having : #!/bin/bash # export ...
2
votes
0answers
196 views

Recover innodb database from ibdata1 and *.frm files only

I have a problem on my server. I had a hard disk error on my server, and I restarted it. After that, I started wamp server software, but mysql services were not started. I checked all mysql data, ...
2
votes
0answers
99 views

Should I use SQL Azure to store product descriptions and links to images in Azure Blob

For an html/Css/JQuery public Azure website to be coded using Zurb Foundation html5 responsive framework, I'd like to use SQL Azure (web edition) to store product descriptions and links to images that ...
2
votes
0answers
250 views

IBM DB2 Command line Window - Administrator disappears on windows server 2008 r2?

I have installed IBM DB2 version 10 on windows server 2008 r2 machine. However i am unable to open it's command line window. For example: Whenever i try to open Command Windows - Administrator it ...
2
votes
0answers
530 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: ...
2
votes
0answers
157 views

How to give permissions to 90+ SQL Servers without tweaking in each of them?

There are over 90+ MS SQL Servers (SQL Server 2005, 2008 and 2012). All in the same Windows domain (but physically all over the world). How to give a domain user (administrative, or other) ...
2
votes
0answers
94 views

How to calculate the ratio insert/select against a table to manage the index in Sybase ASE?

To create/manage indexes of a table, it is important to know the ratio insert/select or modification/reporting. For instance, if there are more INSERTS than SELECT against a table, we should try to ...
2
votes
0answers
350 views

How to properly configure pgBouncer transaction level pooling?

What is a good way to determine the number of available transaction connections when using pgBouncer to pool database connections? Also, how should I determine the number of max_connections and ...
2
votes
0answers
960 views

Standby controlfile error

I am doing dataguard. I have manually done a backup for the standby database. It was working fine. Problem arose when I used the standby controlfile. On the primary, I have created a standby ...
2
votes
0answers
313 views

SQL Server SSIS issue retrieve data when i enter into login of server side?

can any one try solve my problem here i am facing a problem Failed to retrieve data when i enter into login of server side here is the error message TITLE: Microsoft SQL Server Management Studio ...
2
votes
0answers
459 views

SQL Developer Data Modeller and Data Dictionary question

I'm not a DBA but I am a (mostly!) competent SQL report writer. Can I trouble you DBAs for some pro-knowledge, please? I can connect SQL Developer to Oracle XE's data dictionary without any problem, ...
1
vote
0answers
17 views

Where to put standby control file in Physical standby database?

I am creating a physical standby database for which I am creating a standby control file using command = ALTER DATABASE CREATE STANDBY CONTROLFILE AS '/oracle/dbs/stbycf.ctl'; but It creates only one ...
1
vote
0answers
15 views

Restore postgresql database from remote sql file

I would like to know if it's possible to restore a database from a remote sql file. The problem: - Working with PostgreSQL 9.2.4 - I have an small remote server with 10GB left in storage - I have a ...
1
vote
0answers
4k views

Importing a different character set export dump into another DB instance

I am trying to import a given dump file using oracle imp utility. However; I am facing the following issues. C:\Users\AD>imp DB_USER/*****@dev1 file=C:\test\db42312.dmp log=C:\test\import2.log ...
1
vote
0answers
556 views

Truncating Table Partitions Containing Data and Global Indexes

I have to truncate a partition (392,000 records) of a table with 20.000.000 records. At the moment, I'm making a truncate table and rebuilding indexes. But the table has 37 indexes and it takes 20 ...
1
vote
0answers
603 views

Analyzing MySQL crash due to corrupt InnoDB page. Failed page checksum

Lately we have been pestered by infrequent sporadic database crashes on one of our MySQL instances. Each time it is due to a failed page checksum. It happens on a specific database but spans multiple ...
1
vote
0answers
143 views

SQL Error 3183 On SQL Server 2012

I have a backup of database version sql server 2008 R2 . while restoring it to SQL Server 2012 I am getting error msg 3183 RESTORE detected an error on page (6100:1886858449) in database ... . ...
1
vote
0answers
31 views

sp_spaceused and replication question

I have been replicating data from a table to 2 different locations and was just looking at sp_spaceused to see the size of the tables. I have noticed that the replicated tables are smaller than the ...
1
vote
0answers
253 views

Database Timeout Error from VB Application

Recently we are receiving so many database timeout error from different servers we are using vb application -- which will use ODBC connection to connect database - here no problem when we run the ...
1
vote
0answers
177 views

Database instance keeps restarting

From the past few days, our MySQL database instance has crashed and had to be restarted a few times. My MySQL version is 5.1.57-log. The CPU and memory usage was way below 50% during the crash time. I ...
0
votes
0answers
25 views

How alter on infobright (BRIGHTHOUSE storage engine) actually works

I have been using infobright-3.4.1 (5.1.40) for data warehousing. I know it is outdated version but there no plan to upgrade the version currently. Even though infobright is build on mysql, the way it ...
0
votes
0answers
25 views

How to enable implicit casts in PostgreSQL >=9.2?

Coming from this topic on SO a user suggest me to enable implicit casts in my PostgreSQL and I don't know how to do that. I also don't know if this is a good practice or if it's the solution to the ...
0
votes
0answers
30 views

mirroring on sql server 2012 on different windows server 2012

I have 2 servers *.203 and *.205 I have sql server 2012 on each of them I tried to make mirroring between them every thing goes successfuly but when I tried to start mirroring it gives me ...
0
votes
0answers
20 views

Differing AUTO_INCREMENT values between 5.1 vs 5.6 slaves

I have a MySQL 5.6.21 slave and a MySQL 5.1.73 slave that are both replicating from the same MySQL 5.1.73 master. I noticed that for several of the tables ( I said several because when I try to rerun ...
0
votes
0answers
12 views

SQL nodes in MySQL Cluster

I running mysql cluster in windows 8.1 on 3 machines 2 mngmd 2 sql node 3 data nodes in the first machine I tried to connect MySQL server with localhost and tried to put my old database it ...
0
votes
0answers
21 views

MySQL performance_schema not working properly?

I have MySQL 5.6.19 community server running on my Ubuntu 14.04. Lately I have been trying to monitor MySQL server using performance_schema. Previously I used to do this by running SHOW FULL ...
0
votes
0answers
29 views

Last synchronization time between master and slave (replication)

During replication process where a Master is connected with slave. Some times connection between these two goes down. Any options to get the details of the last synchronization time?
0
votes
0answers
27 views

mysqldbcompare shows checksum fail but row differences passes between MySQL 5.1 and 5.6 databases

I have started to try using mysqldbcompare to help me compare two databases(one is MySQL 5.1.73 and the other MySQL 5.6.21) that are each about 5 gigs with lots of tables, but the databases are ...
0
votes
0answers
20 views

Proxy user for DDL

I'm experimenting with the proxy user feature of oracle. My sample: user_a has only object privileges and user_b has only system privileges. user_b is allowed to log in as user_a. So DDL and DML are ...
0
votes
0answers
57 views

SA Admin SQL-Server 2012 x64 keeps changing constantly

I know this is a newbie question, but really I can't find some precise info on this issue. I'm trying to figure out how to create a new user with admin server role on SQL Server 2012 x64. I mean, I ...
0
votes
0answers
279 views

ORA-12514: TNS:listener does not currently know of service requested in connect descriptor at the time of switchover using data guard broker

I have a oracle data guard setup with nodes - one as primary and other as physical standby. I also, have configured the data guard broker on it. The problem is when I tried to switch over , I just ...
0
votes
0answers
132 views

Log full and an Active_transaction on database

I have limited access to this server eg I cannot SELECT * FROM sys.dm_tran_session_transactions for example I, perhaps foolishly, ran this query to insert some test data... begin transaction update ...
0
votes
0answers
18 views

Joining 2 big tables turn into a server down problem

Recently I was using a database (MySQL with Workbench) in the company that I work for (I'm a business analyst, not a DBA), and wrongly I created a query joining 2 tables that basically are the same. ...
0
votes
0answers
42 views

Oracle 11g Enterprise Manager failing after backup restore on new host

I'm doing disaster recovery scenario on Windows Server using full cold backups made with EM. My actions are following: Install Oracle 11g SE on new host with creation of db with same path and name. ...
0
votes
0answers
304 views

Need Help in DFD Diagram for online hotel booking system

Hi friends, I am creating a data flow diagram for online hostel booking system. not sure if i created a correct diagram or not any help would be appreciated. thanks in advance
0
votes
0answers
51 views

How to change the domain name or IP address in mysql database in every tables

I was using Openfire chat server in Ubuntu, whose IP address was 192.168.1.15. Then, I wanted to move it to other ip (192.168.1.55), so i took a backup of my database. The database I was using is ...
0
votes
0answers
28 views

cronjob(script) that sends(mail x) the query co-ordinator SID whenever parallels are invoked in queries

i am a junior dba im looking for help with a shell script that needs to be put in the crontab(which runs every 15min) which sends(via mail x) the query coordinator session id(SID) and other details ...
0
votes
0answers
32 views

Reliability of Scimore embedded database

I currently use SQLite for some applications that need a light embedded database. These apps use multiple processes that access the same database. For concurrent write access this is cumbersome. We ...
0
votes
0answers
84 views

Why does second instance of database not open?

SQL> startup ORACLE instance started. Total System Global Area 3841982464 bytes Fixed Size 2025392 bytes Variable Size 788531280 bytes Database Buffers ...
0
votes
0answers
50 views

How to skip already created table while importing dump file in MySql

Is there any way to skip already created tables while importing ? I am trying to import 2GB of database using command prompt but the operation is aborted by mistake. Now if i will do the import again ...
0
votes
0answers
112 views

Archive Logs not applied on Primary Database

I have a oracle database and some archive logs in the primary database have not been applied. When I run SELECT THREAD#, SEQUENCE#, APPLIED FROM V$ARCHIVED_LOG order by SEQUENCE# I get the following ...
0
votes
0answers
49 views

Oracle 9i Low performance on Windows Server Enterprise 2003

I'm facing some problems with performance with my Oracle database running on a virtual machine with Microsoft Windows Server Enterprise 2003 with 8GB RAM. It works pretty well after the database is ...
0
votes
0answers
706 views

Uninstalling Oracle Database Products: Which & How to?

Long time reader, first time poster. For our client's project we are using Oracle 11g. It's a simple C# web application so we are using Oracle's most basic components. Now my project team has been ...
0
votes
0answers
38 views

I need a way to implement an incremental Backup/Recovery on mysql client

I need to be able to do a point-time recovery in mysql client from the mysql server. For example I need to Download only the information that have change since last backup. I can do that using log,but ...
0
votes
0answers
50 views

MySQL grant select not working properly 5.1.73-log

I have created new users with GRANTS SELECT but this is not applied and still user have full privileges and can still DELETE, DROP, INSERT. SHOW GRANTS for dbreader; GRANT SELECT ON *.* TO ...
0
votes
0answers
27 views

How to recover data in a MySQL DB?

Log file says: Recently disk space on my VPS got filled up. Now my DB looks corrupted, MySQL error log says: 140319 01:28:57 mysqld started 140319 1:28:57 InnoDB: Started; log sequence number 0 ...
0
votes
0answers
79 views

Oracle Merge performance

I've a question about the merge performance in oracle. I work in the business intelligence area of a big company and its quite common to have to move millions of records one side to other. The other ...
0
votes
0answers
69 views

how to archive old entries from mysql on rds

I have an AWS RDS MySQL DB. I have ec2 instances and an s3. What I would like to do is only retain 60days old data and archive the rest. I'm still new at this so I'm not really sure what to do. What ...
0
votes
0answers
45 views

MySQL beginner in troubles

My MySQL knowledge isn't really good. However, I tried to move my websites media folder to an other location and afterwards wanted to update the links in my database: UPDATE wp_posts SET ...
0
votes
0answers
398 views

Firebird-Time Interval- between 2 Dates

I try to select the period of employment for the members in a Company. Example: Date of join: 01.01.2001 Today: 27.02.2014 Now, I want this: 13 years, 1 month and 27 days I have a Statement which ...