The discipline of Operational and Architectural Management of Database Systems.
0
votes
0answers
31 views
Inserting a large number of large records
In our table, 13 fields are included.
The size of one row must be 1.6 terabytes.
One row include the below fields:
bytea type = 2 columns
char type = 4 columns
int type = 1 column
timestamp = 2 ...
-4
votes
0answers
36 views
Why only some data don't upload to the SQL database? [closed]
When I upload data from a text file to a SQL database, only some data did not save in database, other data saved (same text file) eg. I upload Sales of April of the 20 distributors by using 20 text ...
1
vote
3answers
35 views
Copy database to local from server [duplicate]
As I show , I have server database version-10.50.1600 and local database version-10.0.1600 .
How can I copy database (with all tables and data(s)) from server to local which has different version ? ...
3
votes
2answers
104 views
One filegroup, multiple datafiles, how to get list of tables in each file
In one of my production databases, I have a filegroup with 3 data files sitting on 3 different disks. There are over 50 tables on this filegroup.
How do I identify the location of each of the 50 ...
2
votes
1answer
46 views
How to restore IBM DB2 database from AIX to Windows?
I had made backup from remote IBM DB2 server in AIX using this command:
./db2 backup database DBEMP to /home/dbemp/backup
Then I grab the backup file using FTP Client from my Windows.
I run this ...
0
votes
1answer
22 views
ERROR 13 (HY000) When Creating Database
I'm trying to create a database and when I type in CREATE DATABASE epik; I get the error ERROR 13 (HY000): Can't get stat of './epik' (Errcode: 13) I am running kubuntu 13.04 with mysql 5.5.31.
1
vote
2answers
102 views
Database running out of space
My database has 16MB of space left.
I used to just truncate as I was taught but I found these links that advise against truncating:
...
0
votes
0answers
45 views
How much RAM for a large database on a dedicated MySQL InnoDB server?
Hereunder my hardware config:
CPU: 1x Intel Xeon X3470 Quad core @ 2.93GHz
RAM: 4x 8GB DDR3
Disks: 2 x SATA 320GB for the system & 4 x SAS 300GB for the DB
I've upgraded from 12Gb to 32Gb and ...
0
votes
0answers
21 views
Commit count while using LOAD statements in MYSQL
I have a very big text delimited file, I am using Mysql LOAD statement but i want to put some commit count, for example if i put commit count 1000 then after inserting every 1000 rows it should commit ...
2
votes
2answers
82 views
How to backup IBM DB2 Database online?
I tried to backup the IBM DB2 (LUW) Database using this command:
./db2 backup database DBEMP to /home/user1/db2bkup
But I got this message:
SQL1035N The database is currently in use. ...
0
votes
1answer
21 views
InnoDB Failure of some kind
I have MySQL 5.5 installed. I tried to install Joolma but it failed. I went into their sql and replace EGNINE=InnoDB with MyISAM and the install worked.
InnoDB is listed under SHOW ENGINES;
Any idea ...
-1
votes
1answer
62 views
How to merge data from 2 databases [duplicate]
I have a SQL-Server database that crashed while I was away on vacation. All info from 5/2/13 is missing from our current database because my replacement implemented a back-up of the database from ...
1
vote
1answer
104 views
IBM DB2 Database name not found but I can connect using IBM Data Studio. What happened?
In IBM Data Studio, I can create a connection to a remote IBM DB2 LUW database named DBEMP and browse the schema and data.
Here is the steps to create the database connection:
From IBM Data Studio, ...
0
votes
1answer
22 views
Syntax error when trying to import database from two PostgreSQL databases
Following on from this prior question, I'm trying to export a database from one server and put it on another using phpPgAdmin. My process is like this:
select the database in server 1 and hit the ...
2
votes
3answers
37 views
Oracle error : Shutdown immediate error
echo $ORACLE_SID
YBRD
conn sys/hello as sysdba
SQL>shutdown immediate
Then I was waiting for it to shutdown for a couple of minutes. It didn't, so I closed my window.
Then I again logged in and ...
1
vote
1answer
48 views
How to run DB Admin Tool (GUI) in IBM DB2 Express-C?
I had installed IBM DB2 Express-C in Windows but I can't find any shortcut to launch the Administration Tools (GUI). When installing, I had selected "Administration Tool" option (I had checked twice ...
0
votes
1answer
63 views
Plugin 'FEDERATED' is disabled
Im trying to start Mysql using easyPHP : the response is an alert window to a log file. The main error is <-- Plugin 'FEDERATED' is disabled -->.
Through my research on internet i found that the ...
2
votes
1answer
39 views
SQL Server database schema (and likely, some data changes) - how to auto-distribute over many database instances
Our development involves a SQL Server database (also might be Oracle or Postgres later) and we would sometimes make database schema changes or some other interventions in database.
What solutions ...
2
votes
2answers
91 views
Why doesn't DELETE + REORG free diskspace (DB2)?
In DB2 I have a table containing large binary data. Now i purged the whole table and ran runstats, reorg, runstats, but the amount of disk space taken does not change. What could be wrong here?
The ...
3
votes
3answers
114 views
Issue after moving the ib_logfile1 and ib_logfile0 files
I wanted to increase the innodb_log_file_size for better performance. And I increased it from the default value to 256 MB. As usual I got the error saying InnoDB: Error: log file ./ib_logfile0 is of ...
1
vote
1answer
99 views
NLS_TIMESTAMP_FORMAT changing automatically and randomlly
I am using Oracle 11gR2. My nls_timestamp_format is changing randomly from dd-mon-rr to yyyy/mm/dd.
Does anyone have any clue why this is happening?
0
votes
0answers
17 views
How to get Greenplum table defintion?
There are already tables created in the schema but I don't know how to get the detailed information of how it was created. Like the configuration used, the orientation, etc.
How do I get this ...
0
votes
0answers
31 views
Database with history journaling [closed]
In the database I need to store a data about vehicles (about 240 objects), their locations, working job, etc. In my table this info stored in one table. User should not input everyday this info. It ...
1
vote
2answers
23 views
DB2 db2fm proccess
Server is been up for 365 days, however i got some weird repeated procceses.
Are these normal?
ps -fea | grep db2fm
db2inst1 643284 229516 29 May 25 - 212564:06 ...
0
votes
1answer
52 views
Generic SQL Job Scheduler for multiple RDBMS's?
I have been searching for an answer to this, but can't seem to find anything. So my problem is this - we have an environment with MS SQL Server 2008, MySQL, and RedShift, and have some complex ...
1
vote
0answers
64 views
What is the future for system and database administration [closed]
Let me present myself for better understanding of my challenge. I love coding, it's been 5 years that I've been in a company as software developer. But for the past 3 years I've been quite pushed into ...
3
votes
2answers
90 views
Reducing Log Impact During Re-Indexing
We use Ola's maintenance solution and its great.
Regardless of method for re-indexing a major friction point with IT is the amount of log generated during the weekly re-indexing process. For a 1TB ...
0
votes
1answer
25 views
replication breaks after upgrading master
I have a set up of replication with master 5.1.30 and slave 5.5.16
and the replication is working good
Now i have upgraded mysql master to 5.1.47
As far as i know we have to turn off the log bin ...
1
vote
1answer
50 views
How to allow a user to create databases only with a certain prefix?
We're having a multi-user Linux server. I'd like to give each user the ability to create and manage databases at will, but to keep things sane, force them that each database name they create must ...
0
votes
0answers
44 views
Linked server performace issue?
I have created a linked server in sql server 2008 R2 Enterprise Edition for mysql i.e. MySQL database is accessible under sql server environment. I have a created a trigger in sql server such that ...
-3
votes
2answers
114 views
read multiple values from same column [closed]
how to read multiple values in same column and campare it with the same table id and other table to get its record..
i have a table with column name
pid ,authors ,citing papers
...
2
votes
4answers
71 views
What is the best permissions to set for only creating and managing own databases?
I want to create a login for a new user who could only create and manage their own databases. Other databases on the server should be read-only to that user. What would be a good set of ...
0
votes
2answers
58 views
Oracle database uses wrong parameter file
When I try to startup my Oracle database I get the following error:
LRM-00109: could not open parameter file '/opt/app/oracle/product/11.2.0/db_1/dbs/initjicdbaex.ora'
The /dbs directory in my ...
4
votes
1answer
102 views
How to determine if there are [idle connections with] uncommitted transactions in PostgreSQL?
According to a comment on this question I asked about idle connections in PostgreSQL 9.2, some uncommitted transactions (possibly related to some of those idle connections) might cause
some ...
3
votes
1answer
90 views
Could too many idle connections affect PostgreSQL 9.2 performance?
Some queries on my database server seem to take a long time to respond, and I believe the CPU usage is high. When running ps aux, I see ~250 "idle" connections (which I believe to be too many). I ...
4
votes
1answer
33 views
High amount of Read Misses and Pages To Be Flushed
I am running a mysql database backend for a Moodle installation, and after a few months performance really starts to suffer (Up to 30 seconds for some pages to load). Under investigation in the InnoDB ...
1
vote
0answers
39 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
1answer
32 views
Adding users to a list and sort by category?
I'm using SQL-Server 2012 and I would like to know how to solve this program.
So:
I want to create a page that allows admins to manage a project, and part of it, would be to add members/employees to ...
0
votes
1answer
61 views
How to deny access to see the logins in a database
I create a login in SQL Server 2008 R2, and when that user connects to a database, it can see all the logins in the security logins. Can I deny access to watch the logins of the database?
0
votes
0answers
39 views
Prices for database administration tools [closed]
What should be the optimum price of an SQL database administration tool with 16 features including backup status review, server and data configurations, server statistics, disk space review, ...
2
votes
0answers
63 views
How to execute a non-table-locking update operation on PostgreSQL? [closed]
Looking for a good way to update the value on a column for all the rows in a database (not huge, but big enough - about 10M records), without locking the whole table, so operations can continue while ...
0
votes
0answers
79 views
DBA group in Linux
When we need to install Oracle database in Linux then the user should be in dba group. What is this group and why the user should be in this group for installing Oracle database. What happens if the ...
1
vote
1answer
68 views
Insert from one row to another using cases
My original table was(being used since 2005):
CREATE TABLE `request` (
`msg` VARCHAR(150) NOT NULL,
`id` VARCHAR(20) NOT NULL,
`ctg` VARCHAR(10) NOT NULL DEFAULT 'misc',
`date` ...
6
votes
1answer
192 views
Role of Database Administrators
I am currently working as an application developer on a project which involves the creation of a new SQL Server database. I am actively working with a group of DBAs who will play some role in the ...
3
votes
1answer
120 views
SQL Server Restore from one database to another
One of our devs backed up a dev database, and then restored it in production. It's a new database for a new app that was deployed last night intentionally to prod.
Now in the backupset table ...
0
votes
2answers
151 views
Secure Linked Server - Non privledged user possible? Registry corruption?
Is it possible to use a non privledged Windows domain account to impersonate itself in a linked server?
And why would it be unable to read the registry for available network protocols?
Overview: ...
1
vote
2answers
180 views
SQL Server 2012, restore database
I am using MS SQL Management Studio 2012 to restore the database from a .bak file. (That file is from the backup of the database on server)
In my new database, the triggers are missing. Why did I ...
3
votes
0answers
23 views
Does avg_query for PgBouncer include update and inserts?
Trying to tune our application and would like to know if the stats data that pgBouncer shows as avg_query, according to the PgBouncer docs on usage:
avg_query
Average query duration in ...
0
votes
0answers
39 views
MySQL Stored Procedure
I am developing a database for an eCommerce website, I have written the stored procedure for the following tables,
user_master,
authentication_master,
country_master,
public_master.
I have ...
0
votes
0answers
59 views
Stored Procedures and Functions in MySQL
I just need to know about Stored Procedures and Functions in MySQL.
While I designing a database for an eCommerce website, I was in a situation to write stored procedure for my database, this is new ...
