How Big Data Changes Database Administration

IT Toolbox

Specialization in particular combinations of operating systems and database management software is common, and this allows some team members to gain in-depth experience that is extremely valuable in an enterprise IT setting. Technical support teams usually support familiar hardware and software configurations.

The Database Administrator in the Era of Big Data

IT Toolbox

Many IT enterprises are starting pilot projects to implement big data solutions. As a DBA, are you ready to support these efforts, and integrate them into your current architecture, processes, and standards? Where Are You Now? Many DBAs consider themselves already supporting a big data environment. Table sizes in the hundred

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IDG Contributor Network: Thinking of cutting out your database administrator? Think again

Network World

Once upon a time, there was a role known as the database administrator. Back when all data was stored locally, these employees were the keepers of the company database, responsible for making sure all information was accessible and tracking things such as financial information and customer details.

Oracle’s ATP Raises The Bar On Database Administration

Forrester's Customer Insights

Similar to ADW, Oracle’s ATP service focuses on self-tuning, self-securing and self-managing but for OLTP databases. An important part of its autonomous database strategy is its Exadata appliance, which is an scale-out optimized database system. database as a service (DbaaS Oracle recently launched Autonomous Transaction Processing (ATP) service to complement its Autonomous Data Warehouse (ADW) offering.

Three Tips for Surviving Today’s Complex Data Landscape

Data Center Knowledge

The growth of structured and unstructured data and the need to create value from it has provided database administrators with a huge challenge. Read More. Industry Perspectives

Include the DBA when designing your application

IT Toolbox

The design requirements of an application usually determine the most effective database design and database administration support processes. If, however, the database administrator (DBA) is not present during the requirements definition process, sub-par performance can result. Essential DBA Choices and Processes. Quite often the DBA

SQL -- To Tune or Not To Tune

IT Toolbox

Database administrators tend to think of SQL tuning as necessary, important, even critical. The reality is that the savings realized by tuning SQL, usually manifested in saved CPU time and decreases in elapsed times, may offset the costs incurred in time and resources. Ask yourself this question: How long have DBAs been doing SQL tuning? My guess is 25 years or

Big Data - Load Testing the Application

IT Toolbox

Performance analysts gather information related to high transaction volumes, large numbers of users and a full-sized database. The objective is to determine if the application suite and its associated databases can handle large workloads. Load tests give the database administratorLoad testing involves simulating a full production workload in a non-production environment.

Big Data - Mainframe Performance Tuning

IT Toolbox

Database Administrators must now deal with large volumes of data and new forms of high-speed data analysis. Big Data is here, or will soon be here for the majority of IT enterprises. If your responsibility includes performance tuning, here are the areas to focus on that will become more and more important in the age of Big Data. Source Data Acquisition.

A DBA's Big Data Wish List

IT Toolbox

Like management information systems, enterprise resource planning and relational database, big data is now a standard part of information technology architecture for most large organizations. As a database administrator, , I have the following itemsCommon applications include storage and analysis of customer data, web interactions, machine sensor readings, and much more.

Prep your Enterprise Data Warehouse for Big Data

IT Toolbox

These Big Data implementations bring their own problems and issues, and will require database administrators and support staff to redesign the data warehouseUsing advanced analytics to analyze business data is common, especially in large companies with many customer-facing systems. As more and more data is made available the enterprise stages large data stores into the enterprise data warehouse.

Mainframe DBAs - Team and Data Management

IT Toolbox

Many database administrators (DBAs) function as a team supporting multiple corporate applications on a variety of hardware platforms using several database management systems (DBMSs). Managers struggle with priorities and must juggle user requirements and deadlines against staff availability and expertise. Here is one way to manage DBA tasks based on the makeup of the team.

Need for Speed: Top Five MySQL Performance Tuning Tips

Data Center Knowledge

Regardless of the complexity or a database administrator's skill level, these performance tuning tips will serve as a step-by-step guide to solving MySQL performance problems and help alleviate the pain points that often accompany performance tuning.

The TCO of DBaaS with Nutanix Era (or Why to Evolve from Traditional Database Operations)


Nutanix Era brings a new approach to database administration that is similarly changing the nature of the DBA role

60 SQL Interview Questions and Answers

Database Star

Are you going for a job where you need to know SQL, such as a Database Developer or Database Administrator? Brush up on your interview questions with this extensive list of SQL interview questions. This collection of interview questions on SQL has been collated from my experience with SQL and from various websites. It contains […]. oracle employer interview Oracle SQL

Oracle 12c New Features for Developers

Database Star

Oracle 12c is Oracle’s latest version of their database engine. Many of these features are great improvements for developers, and some of them are more focused on database administrators. […]. Learn about all of the new Oracle 12c new features for developers in this massive guide. Introduction Oracle 12c comes with a range of new features.

Data Analytics – Data Modeling, a Necessary first step

Eric D. Brown

For many within the IT world, data modeling conjures up database administrators sitting in room designing tables and relationships. What do you think of when you hear the term ‘data modeling’? Just typing ‘data modeling’ almost made me go to sleep. Who am I kidding…I’m a data geek and this stuff is interesting…but some folks aren’t quite as excited by this stuff as I am. Data modeling has many different definitions and connotations.

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Amazon Aurora ascendant: How we designed a cloud-native relational database

All Things Distributed

Relational databases have been around for a long time. The core technologies underpinning the major relational database management systems of today were developed in the 1980–1990s. Relational database fundamentals, including data relationships, ACID (Atomicity, Consistency, Isolation, Durability) transactions, and the SQL query language, have stood the test of time. Those fundamentals helped make relational databases immensely popular with users everywhere.

Amazon Web Services AWS – Accelerate Your Cloud Success


Web administrations are here and there called cloud administrations or remote figuring administrations. The primary AWS offerings were propelled in 2006 to give online administrations to sites and customer side applications. Distributed computing is the on-request conveyance of process power, database stockpiling, applications, and other IT assets through a cloud administrations stage by means of the web with pay-as-you-go evaluating. Databases.

Uncomfortable Truths In Enterprise IT

Chuck's Blog - EMC

  All the enterprise's information lives on storage, so -- theoretically speaking -- shouldn't the storage administrator be in a privileged position to make decisions and tradeoffs based on the value of information?  For the vSphere administrator, their abstraction is the virtual machine. The intrinsic value of enterprise information is largely opaque to the virtualization administrator, in much the same way that it's opaque to the storage administrator.

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The Biggest Opportunities in Tech Careers Today


Database Administrator. Information Technology Blog - - The Biggest Opportunities in Tech Careers Today - Information Technology Blog. There is no secret that the way we use information and technology has changed the way the world works. That means it needs to factor into the decisions you make concerning the way you work in it. Ignore it at your own peril. With good reasons, careers in technology have risen to unprecedented levels and they will only continue to grow.

Free Courses at Linux Academy – November 2019

Linux Academy

Database Administration and SQL Language Basics . We also provide an overview of the most popular Big Data technologies including core Hadoop, the Hadoop ecosystem (Hive, Pig, Sqoop, Flume, Kafka, Storm, Ambari, Oozie, Zookeeper), NoSQL databases, and Apache Spark. To continually support your mission to learn and grow, we are always adding new, free courses and resources for developing Linux and Cloud skills.

Are You Agile Enough for Polyglot Programming?


I am also fluent in ten markup languages, 8 frameworks, and seven database languages on six different platforms. The old model view controller paradigm is split up across Web servers application servers and database servers all tied together by some sort of message bus and a network. Your database administrators, who know SQL, will feel right at home with JSON, and pick it up in a heartbeat. Nathaniel Crocker.

IBM to Acquire Cloudant: Open, Cloud Database Service Helps Organizations Simplify Mobile, Web App and Big Data Development


a privately held database-as-a-service (DBaaS) provider that enables developers to easily and quickly create next generation mobile and web apps. . “IBM is leading the charge in helping its clients take advantage of big data, cloud and mobile,” said Sean Poulley, vice president, Databases & Data Warehousing, IBM. By Bob Gourley Note: we have been tracking Cloudant in our special reporting on Analytical Tools , Big Data Capabilities , and Cloud Computing.

A Closer Look at Oracle Autonomous Data Warehouse

Perficient Data & Analytics

It’s built around the Oracle database and comes with fully automated data warehouse specific features that deliver outstanding query performance. Oracle Autonomous Data Warehouse Cloud does not require database administration. Autonomous Data Warehouse Cloud handles creating the data warehouse database, backing up the database, patching and upgrading the database, and growing or shrinking the database.

Weekly Update 5-20-2019

Linux Academy

Several involve MySQL, which is a popular database management system used by Facebook, Twitter, YouTube, and many more. Creating databases. Database Administration and SQL Language Basics have three new labs: Creating Indexes in MySQL. Last week was all about our container related courses, which you won’t want to miss, so make sure to go take a look at those previous announcements. You can find them on last weeks episode of Weekly Update.

Exerting Fine Grain Control Over Your Cloud Resources - All Things.

All Things Distributed

As customers move increasing amounts of compute and database workloads over to AWS, they have expressed an increased desire for finer grain control over their underlying resources. For example, you can mandate that only Senior Database Administrators in your company can modify â??productionâ?? instances, and finally assigning the AWS IAM policy to your group of AWS IAM users who are Senior Database Administrators. All Things Distributed.

Database migration from MySQL to PostgreSQL


MySQL and PostgreSQL are both very popular open source RDBMS having rich set of administration tools and programming APIs. That is why many businesses and organizations consider migrating their databases from MySQL to Postgres. In general, database migration consists of the following steps: Extract table definitions from the source database in form of DDL SQL statements. Convert these statements into the destination format and load into the target database.

MySQL Join: A Many Tables Fable

Linux Academy

Linux Academy will be launching a Database Administration and SQL Language Basics course, taught by our very own Matt Pearson. It covers installing a fresh instance of MySQL, creating a database and tables, inserting and updating data, editing users and permissions, and a lot more. It’s just what someone wanting to dive into databases needs when they’re getting started. Databases databases learn Multiple MySQL Join MySQL MySQL Join

Hottest tech skills to hire for in 2020

Hacker Earth Developers Blog

Database administrators. The benefits of honing technical skills go far beyond the Information Technology industry. Strong tech skills are essential in today’s changing world, and if your employees consistently and proactively enhance their IT skills, you will help them improve both personally and professionally. This, in turn, will help your business grow. Yes, it may feel overwhelming.

When Generic IT Infrastructure Doesn't Cut It

Chuck's Blog - EMC

I'm guessing it's databases, and the applications that use them. If your business is heavily invested in databases, maybe mainstream generic infrastructure thinking isn't doing you any favors. If you're like most enterprises, databases are at the very heart of your business. Statistically speaking, more often than not these are Oracle databases. Now think about all the applications that interact specifically with the database. Databases are different.

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Why Does a Remote DBA Expert Prefer SQL Programming?


SQL is referred to as the Structured Query Language that is meant for accessing databases. SQL could actually be defined as the domain-specific programming language that is used for managing the relational databases and performing diverse operations on the stored data. SQL is actually used and regarded as the standard database language universally by all reputed relational DBMS such as Informix, Oracle, MySQL, Sybase, DB/400, SQL server, and MS Access. Creating new databases.

A Decade of Dynamo: Powering the next wave of high-performance, internet-scale applications

All Things Distributed

Today marks the 10 year anniversary of Amazon's Dynamo whitepaper , a milestone that made me reflect on how much innovation has occurred in the area of databases over the last decade and a good reminder on why taking a customer obsessed approach to solving hard problems can have lasting impact beyond your original expectations. We had an advanced team of database administrators and access to top experts within Oracle. This was the genesis of the Amazon Dynamo database.

Key Considerations When Adopting Containers


database administration or IBM WebSphere administration), a common expectation today is for engineers to have a deep core vertical skillset and also a broad range of horizontal skills – hence the “T” shape. The following is the fifth blog in a series about software containers and Kubernetes, and their importance in modern application delivery.

Building A SDS Conceptual Model — Part 1

Chuck's Blog - EMC

  “Something else” would have to do it on behalf of the storage array — an administrator, management software, etc. If your operational model defines a dedicated storage administrator, they’re certainly going to want a storage-centric view of their world: what’s on the floor, who’s using it, how is it configured, how is it performing, etc. If you have dedicated availability administrators (data protection, business continuity, etc.)

Expanding the Cloud: Enabling Globally Distributed Applications and Disaster Recovery

All Things Distributed

and enable you to maintain a nearly up-to-date copy of your master database in a different AWS Region. Amazon RDS offers a monthly uptime percentage SLA of 99.95% per Multi-AZ database instance. While the infrastructure costs for basic disaster recovery could have been very high, the associated system and database administration costs could be just as much or more.

Free Courses at Linux Academy – December 2019

Linux Academy

Database Administration and SQL Language Basics . We also provide an overview of the most popular Big Data technologies including core Hadoop, the Hadoop ecosystem (Hive, Pig, Sqoop, Flume, Kafka, Storm, Ambari, Oozie, Zookeeper), NoSQL databases, and Apache Spark. To continually support your mission to learn and grow, we are always adding new, free courses and resources for developing Linux and Cloud skills.

Expanding the Cloud for Windows Developers - All Things Distributed

All Things Distributed

s announcement of Amazon RDS for Microsoft SQL Server and.NET support for AWS Elastic Beanstalk marks another important step in our commitment to increase the flexibility for AWS customers to use the choice of operating system, programming language, development tools and database software that meet their application requirements. Managing databases has been a stumbling block for many of our customers, shifting their time away from developing innovative applications to the â??muckâ??

Linux Academy Monthly Update for August

Linux Academy

AWS Certified SysOps Administrator – Associate (SOA-C01) – This course has been developed to provide you with the requisite knowledge to not only pass the AWS SysOps Administrator certification exam but also gain the hands-on experience required to become a qualified AWS Systems Operator working in a real-world environment. During the last week of July, we brought Azure home to Cloud Playground.

Free Courses at Linux Academy – November 2019

Linux Academy

Database Administration and SQL Language Basics . We also provide an overview of the most popular Big Data technologies including core Hadoop, the Hadoop ecosystem (Hive, Pig, Sqoop, Flume, Kafka, Storm, Ambari, Oozie, Zookeeper), NoSQL databases, and Apache Spark. To continually support your mission to learn and grow, we are always adding new, free courses and resources for developing Linux and Cloud skills.

Free Courses at Linux Academy — October 2019

Linux Academy

Database Administration and SQL Language Basics -In this course, we will be using MySQL to learn about administering a database, as well as the basics of the SQL language. The course will begin with the installation of a MySQL server, then cover common administrative tasks like creating databases and tables, inserting and viewing data, and running backups for recovery.

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Oracle and EMC Help Protect Against Silent Data Corruption.

Chuck's Blog - EMC

  Reads and writes flow from database to storage through a SAN.  The likelihood of a problem occurring is somewhat proportional to the number of writes being done; a heavy write-intensive transactional database such as Oracle is more exposed than, say, a user file system.    The database could write logical checksums which the array could validate.  Chucks Blog.

- Hiring Felons

Chief Seattle Greek Blog

A relatively routine check of convictions databases by San Francisco would have disclosed this fact. At its basic level, this is a search of public or law enforcement databases for convictions. In other words, is a conviction for drunk driving a reason not to employ someone as a database administrator? Should local governments be hiring felons? Or, more to the point, should government technology workers undergo background checks?