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Published on 2010-04-07T19:17:36Z
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Im storing columns in database with users able to add and remove columns, with fake columns. How do I implement this efficiently?
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I tried everything till now:
sudo apt-get remove mysql-server mysql-client mysql-common
sudo apt-get purge mysql-server mysql-client mysql-common
sudo apt-get autoremove
and even more commands...
But whenever I am trying to locate mysql. I get a no. of files related to mysql
command:
shell>>…
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Mysql was started:
/usr/bin/mysqld_safe --datadir=/srv/mysql/myDB --log-error=/srv/mysql/logs/mysqld-myDB.log --pid-file=/srv/mysql/pids/mysqld-myDB.pid --user=mysql --socket=/srv/mysql/sockets/mysql-myDB.sock --port=3700
but when I'm trying to do something:
ERROR 1548 (HY000) at line 1: Cannot…
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A client of my IT-consulting service owns a web-development shop. He's been having problems with a Slackware 12.0 server running MySQL 5.0.67. The machine was set up by the client's sysadmin, who left on bad terms. My client no longer employs a sysadmin.
As far as I can tell, the only copy of MySQL…
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Can't start mysql with:
sudo /usr/bin/mysqld_safe --datadir=/srv/mysql/myDB --log-error=/srv/mysql/logs/mysqld-myDB.log --pid-file=/srv/mysql/pids/mysqld-myDB.pid --user=mysql --socket=/srv/mysql/sockets/mysql-myDB.sock --port=3700
120222 13:40:48 mysqld_safe Starting mysqld daemon with databases…
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MySQL is one of the most popular database language and I have been recently working with it a lot. Data have no barrier and every database have their own place. I have been working with MySQL for quite a while and just like SQL Server, I often find lots of people asking me if I have a tutorial which…
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I recently downloaded Ideras SQL virtual database, and tested it. There are a few things about this tool which caught my attention.My ScenarioIt is quite common in real life that sometimes observing or retrieving older data is necessary; however, it had changed as time passed by. The full database…
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To clone a database using Rman we used to require an existing Rman backup, on 11g we can clone databases using the "from active" database option.
In this case we do not require an existing backup, the active datafiles will be used as the source for the clone.
In order to clone with the source database…
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Hello,
I'm using cPickle to save my Database into file. The code looks like that:
def Save_DataBase():
import cPickle
from scipy import *
from numpy import *
a=Results.VersionName
#filename='D:/results/'+a[a.find('/')+1:-a.find('/')-2]+Results.AssType[:3]+str(random.randint(0,100))+Results.Distribution+"…
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Snapshot database is one of the most interesting concepts that I have used at some places recently.
Here is a quick definition of the subject from Book On Line:
A Database Snapshot is a read-only, static view of a database (the source database). Multiple snapshots can exist on a source database and…
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Database ??
Database ???????
Database ??????????
Java
WebLogic Server/????????·????
SOA/BPM/?????
???????/????
ID??/??????
?????EPM/BI
EPM/BI ???????
EPM/BI ????
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MySQL
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ORACLE MASTER…
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