The discipline of Operational and Architectural Management of Database Systems.

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42 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
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0answers
136 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
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0answers
79 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
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0answers
210 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
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0answers
371 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
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151 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
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0answers
420 views

SQL Server 2008 R2 cluster installation error

I was trying to install SQL Server Cluster (Launch wiard to install single node SQL Server 2008 R2 faliover cluster) .. The setup checks displayed no error and the installation started after all the ...
2
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0answers
85 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
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317 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
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0answers
913 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
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0answers
295 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 ...
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416 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, ...
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5 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 ...
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0answers
2k 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 ...
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222 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
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0answers
457 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 ...
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0answers
112 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 ... . ...
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30 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 ...
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227 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 ...
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0answers
161 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
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41 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 ...
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0answers
16 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. ...
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20 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. ...
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32 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
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24 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 ...
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22 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 ...
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24 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 ...
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0answers
175 views

Error Code: 1133. Can't find any matching row in the user table

Im reading O'Relly "Learning MySQL" and it says that you can create a user in MySQL by doing just this: mysql> GRANT ALL ON *.* TO 'jill'@'%.invyhome.com' IDENTIFIED BY 'the_password'; Query OK, 0 ...
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62 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 ...
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33 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
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0answers
73 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 ...
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36 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 ...
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453 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 ...
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32 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 ...
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0answers
783 views

Help with SQL Server Error “ad Hoc access to OLE DB Provider 'Microsoft.ACE.OLEDB.12.0'”

So we have an interesting issue where users are receiving the following error when attempting to query a view in SQL Server 2008 R2: Msg 7415, Level 16, State 1, Line 1 Ad hoc access to OLE DB ...
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0answers
41 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 ...
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26 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 ...
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0answers
55 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 ...
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0answers
60 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 ...
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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
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0answers
293 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 ...
0
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0answers
10 views

Tables not created in default tablespace postgresql

I have create a database with default tablespace 'TEST1' instead of pg_default. the owner of the database and the tablespace is postgres. I log in to the database with postgres -d test create a table ...
0
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0answers
52 views

SQL Server A network-related or instance-specific error

I have a windows service that performs a lot of hits to database. Sometimes the database connection is down and I got exception "A network-related or instance-specific error". I got this behavior on ...
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0answers
59 views

InnoDB crashes frequently

My Innodb Engine is getting crashed frequently. I could not find the reason behind this. This is the error log: 140129 9:22:49 [Note] Plugin 'FEDERATED' is disabled. 140129 9:22:49 InnoDB: The ...
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0answers
148 views

Can't connect to local Postgres databases

After trying to install Postgres using Postgres.app and EnterpriseDB, I decided to re-install it using Homebrew (As I got some problems connecting to database). PYTHON=/usr/local/bin/python brew ...
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50 views

Best practices for ranking records in flexible way

Suppose we have 10000 records of any product. User search on our website with his given criteria. so we output search results based on given criteria. Now Admin want to rank products in search. so ...
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131 views

See list of queries executed by a user in Oracle

As an Admin I would like to see the list of queries executed by a particular user? How can I configure DB to keep track of all the queries executed and how can I see them? I am using Oracle 10g.
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71 views

Can maintenance plans be used in SQL Server multiserver (Master-Target servers) administration?

Since I failed to configure SQL Server 2012 Multiserver (Master and Target Servers) administration, I am eager to understand whether it (setting Master and Target servers) would permit to send from ...
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449 views

How to debug problems with SQL Server multiserver (Master and Target server) administration?

I've tried to set Mater and Target Servers on various cobinations of SQL Servers 2012 R2 on Window Server 2008 R2 and Windows 7 machines but always getting one or 2 of the following errors during ...
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0answers
33 views

how to use information table's result in a select statement

SELECT COLUMN_NAME into columnname_date FROM `INFORMATION_SCHEMA`.`COLUMNS` WHERE `TABLE_SCHEMA`='syslog_data' AND `TABLE_NAME`='syslogs_index_1' AND ordinal_position = forder_date+2; When I ...