Big Data Analytics
is the process of examining large amounts of data of a variety of types (big data) to uncover hidden patterns, unknown correlations and other useful information. It's helpful with companies to make better business decisions.What is Big Data Analytics?Big Data Analytics From Strategic Planning to (more...)
is a centralized service for maintaining configuration information, naming, providing distributed synchronization, and providing group services. All of these kinds of services are used in some form or another by distributed applications.
Why you have to learn about Zookeeper? If you are using application as Hbase, Neo4j, Solr, (more...)
Found Video Lecture Series: Data Science Boot Camp
. It's very great for learning. I hope readers will get benefit from it. I learned a bit about it Today and downloaded Example Code to play. Lesson 1: I learned to use Flume Agent and read data by Hive.
Terminal 1: run (more...)
Thank You for comment on my post - Learned a bit - ACCUMULO
. So, I modified "<name>general.classpaths</name>"
in conf/accumulo-site.xml file. It works -:)
Add the following for hadoop-2.0
After learned a bit - ACCUMULO
. I could monitor by http://localhost:50095/status
. How to use HTTPS?
It's very easy - Create Certificate and Modify accumulo-site.xml file.Example:
[root@centos01 bin]# ./generate_monitor_certificate.sh
What is your first and last name?
[Unknown]: Surachart Opun
What is the name of your organizational unit?
The NSA started building Accumulo in 2008 and used the Google Big Table architecture as a starting point. Accumulo
is NoSQL database that is a simple key/value data store. BTW, Accumulo joined the Apache community in 2011.
Why Accululo is interesting? Security! It's developed from the BigTable data model and (more...)
Today. I have installed Hadoop distribution from Bigtop 0.6.0 on CentOS 6
. It's very cool and easy for installation. After installation, I had a chance to read a bit about Apache Accumulo
, it's a highly scalable structured store based on Google's Big Table. Accumulo is written in (more...)
I installed OSWatcher on Linux and want to Start OSWatcher Black Box (OSWBB) every system boot. I suggest you download package on Oracle Support - How To Start OSWatcher Black Box (OSWBB) Every System Boot (Doc ID 580513.1)
. If not? You might write simple script.Install:
[oracle@test12c ~]$ pwd
This post was writing about a book that helps readers to mine the Social Web - Mining the Social Web, 2nd Edition Data Mining Facebook, Twitter, LinkedIn, Google+, GitHub, and More
By Matthew A. Russell
Before Readers start with a book. Readers can read some links about it.http://miningthesocialweb. (more...)
OPatch requirement for October 2013:
- OPatch 184.108.40.206.1 for Database PSU 220.127.116.11.1
- OPatch 18.104.22.168.2 for GI PSU (more...)
- It's about values of qualitative or quantitative variables, belonging to a set of items, that is defined by the three V's (IBM - 4 V's
: large amounts of data
: the data comes in different forms, including traditional databases, images, (more...)
Why I try to post about Database Sizes on Oracle Multitenant Self-Service Provisioning. When I create New Database(PDB), I want other Maximum Storage sizes.
My idea is 500 GB and 2 TB... How to do? On "Self-Service Administration" - First, select "Self-Service System Configuration". Then select "Database Sizes".
A user can create notifications on Oracle Multitenant Self-Service Provisioning page. Notifications are displayed on the home page of this self-service application to communicate with users of this self-service system. Notifications are managed by application administrators but viewable by all users.
First, select "Administration", then select "Notifications".
Then, select "Add (more...)
On Oracle Multitenant Self-Service Provisioning page."Request an Account
", I thought that's very interesting for testing how it work.
Select "Request an Account
" and Fill in as below picture(Please fill in available email).Note: User are created by "Request an Account". They have Pluggable Database Administrator (more...)
It's too easy for dropping PDB on Oracle Multitenant Self-Service Provisioning. Just select "Drop", then select Datafiles - whether Including Datafiles (will remove datafiles)
or Keep Datafiles
Wow! ...Related Posts:Multitenant Self-Service Provisioning (BETA) - Database 12cMultitenant Self-Service Provisioning - Clone PDBMultitenant Self-Service Provisioning - Close/Open PDB (more...)
When use PDB, users want to plug & unplug PDB. I just wanted to unplug PDB on Oracle Multitenant Self-Service Provisioning. If PDB mode = OPEN, users must close PDB before.
After PDB mode = "Mounted", then started with "Unplug" again.Don't Forgot to remember - Unplug Path
Checked on (more...)
Just wanna test about Oracle Multitenant Self-Service Provisioning again. In this post, I wanted to test closing/reopening PDB. Previous post, I tested cloning PDB and some PDB (TESTPDB01) status = "READ ONLY.
Selected "Close/Reopen". Found below picture
It shows... Users can reopen as "READ WRITE" or "Close PDB"... Tested with (more...)
Previous post, I wrote about Multitenant Self-Service Provisioning (BETA) - Database 12c
. It's very useful.for learning PDB. After installatuon by using pdbss_ins.sql
script, "APEX" pdb was created.
[oracle@test12c pdbss]$ grep "create pluggable database" *
pdbss_ins.sql: 'create pluggable database APEX admin user PDB_ADMIN identified by ' ||
Today, I found some tweet message from @joelkallman
After checking, Oracle Database 12c Multitenant Applications: Multitenant Self-Service Provisioning - BETA
. The Oracle Multitenant Self-Service Provisioning system provides an interface to Oracle Database12c Multitenant and allows for the self-service provisioning of Pluggable Databases (PDBs). It's useful to learn about PDBs, Really? (more...)