In-Memory Databases
The little HPI sister of SAP HANA
What is Hyrise?
This component manages the set of people who make up the workforce of an organization
What is HR?
Not Software as a Service, instead the service provides virtual machines/containers for you to run your software
What is Infrastructure as a Service?
a collection of activities that takes one or more kinds of input and create an output that is of value to the customer
What is a Business Process?
Originally the "Allgemeiner Berichtsaufbereitungsprozessor"
What is ABAP?
A database term often abbreviated as "OLTP"
What is OnLine Transaction Processing?
A financial estimate to help buyers and owners determine direct and indirect costs of a product
What is Total Cost of Ownership (TCO)?
The degree to which cloud systems can adapt to workload changes by provisioning resources automatically
What is elasticity in Cloud Computing?
Started at HPI, transformed to a unicorn and acquired by the largest non-American software company by revenue
What is Signavio?
A fancy term for buying another company to strengthen your own business
What are Mergers & Acquisitions (M&A) transactions?
A database operation that's slower in columnar DBs than in row stores
What is full tuple retrieval?
This is an alternative to Point-to-point Integration, aimed at reducing effort
What is Platform-driven Integration?
This is what you would do after you "strangled" some apps in your cloud transformation
What is "Lift & Shift" to the Cloud?
Allows (non-)programmers to create applications through graphical UIs and configuration instead of traditional programming
What is Low Code / No Code Development?
One way to store someone's time spent on earth in a table, but maybe not an ideal choice
What is the 'Age' column?
Adapting and optimizing a DBMS without human intervention
What is autonomous data management?
A central repository of integrated data from disparate sources used for reporting and data analysis
What is a Data Warehouse system?
It organizes the deployment and management of services in a distributed container-based application
What is an orchestrator / Kubernetes?
Not a professional developer, uses IT-sanctioned tools and platform-supported processes to create apps with close links to business contexts
Who is a Citizen Developer?
An alternative CPU architecture that is more energy efficient than X86 servers
What is ARM?
A more efficient search operation than a linear scan
What is an index lookup in O(log n)?
This architecture requires you to maintain decoupling. Interfaces need to be designed carefully and treated as a public API
What is a (Micro-)Service Architecture?
A method of installing changes to a web, app/database server by swapping alternating production and staging servers
What is Blue-Green deployment?
Instead of talking about employee, worker, or person, everyone is using the same terminology
What is an aligned domain model?
Technologies such as containers, serverless functions and immutable infrastructure, deployed via declarative code are elements of this architectural style
What is Cloud Native Computing?