Data and data management

Terms related to data, including definitions about data warehousing and words and phrases about data management.

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Hadoop - Hadoop is an open source distributed processing framework that manages data processing and storage for big data applications in scalable clusters of computer servers.
Hadoop data lake - A Hadoop data lake is a data management platform comprising one or more Hadoop clusters.
Hadoop Distributed File System (HDFS) - The Hadoop Distributed File System (HDFS) is the primary data storage system used by Hadoop applications.
hashing - Hashing is the process of transforming any given key or a string of characters into another value.
health informatics - Health informatics is the practice of acquiring, studying and managing health data and applying medical concepts in conjunction with health information technology systems to help clinicians provide better healthcare.
Health IT (health information technology) - Health IT (health information technology) is the area of IT involving the design, development, creation, use and maintenance of information systems for the healthcare industry.
heartbeat (computing) - In computing, a heartbeat is a program that runs specialized scripts automatically whenever a system is initialized or rebooted.
heat map (heatmap) - A heat map is a two-dimensional representation of data in which various values are represented by colors.
hierarchy - Generally speaking, hierarchy refers to an organizational structure in which items are ranked in a specific manner, usually according to levels of importance.
histogram - A histogram is a type of chart that shows the frequency distribution of data points across a continuous range of numerical values.
historical data - Historical data, in a broad context, is data collected about past events and circumstances pertaining to a particular subject.
IBM IMS (Information Management System) - IBM IMS (Information Management System) is a database and transaction management system that was first introduced by IBM in 1968.
ICD-10-CM (Clinical Modification) - The ICD-10-CM (Clinical Modification) is a system used by physicians and other healthcare providers to classify and code all diagnoses, symptoms and procedures recorded in conjunction with hospital care in the United States.
IDoc (intermediate document) - IDoc (intermediate document) is a standard data structure used in SAP applications to transfer data to and from SAP system applications and external systems.
in-memory analytics - In-memory analytics queries data residing in a computer’s random access memory (RAM) rather than data stored on physical disks.
in-memory database - An in-memory database is a type of analytic database designed to streamline the work involved in processing queries.
inductive argument - An inductive argument is an assertion that uses specific premises or observations to make a broader generalization.
infographic - An infographic (information graphic) is a representation of information in a graphic format designed to make the data easily understandable at a glance.
information - Information is stimuli that has meaning in some context for its receiver.
information asset - An information asset is a collection of knowledge or data that is organized, managed and valuable.
information assurance - Information assurance (IA) is the practice of protecting against and managing risk related to the use, storage and transmission of data and information systems.
information governance - Information governance is a holistic approach to managing corporate information by implementing processes, roles, controls and metrics that treat information as a valuable business asset.
information lifecycle management (ILM) - Information lifecycle management (ILM) is a comprehensive approach to managing an organization's data and associated metadata, starting with its creation and acquisition through when it becomes obsolete and is deleted.
information rights management (IRM) - Information rights management (IRM) is a discipline that involves managing, controlling and securing content from unwanted access.
information systems (IS) - An information system (IS) is an interconnected set of components used to collect, store, process and transmit data and digital information.
inline deduplication - Inline deduplication is the removal of redundancies from data before or as it is being written to a backup device.
IT incident management - IT incident management is an area of IT service management (ITSM) wherein IT teams return a service to normal as quickly as possible after a disruption with as little negative impact on the business as possible.
Java Database Connectivity (JDBC) - Java Database Connectivity (JDBC) is an API packaged with the Java SE edition that makes it possible to connect from a Java Runtime Environment (JRE) to external, relational database systems.
job - In certain computer operating systems, a job is the unit of work that a computer operator -- or a program called a job scheduler -- gives to the OS.
job scheduler - A job scheduler is a computer program that enables an enterprise to schedule and, in some cases, monitor computer 'batch' jobs (units of work).
job step - In certain computer operating systems, a job step is part of a job, a unit of work that a computer operator (or a program called a job scheduler) gives to the operating system.
JOLAP (Java Online Analytical Processing) - JOLAP (Java Online Analytical Processing) is a Java application-programming interface (API) for the Java 2 Platform, Enterprise Edition (J2EE) environment that supports the creation, storage, access, and management of data in an online analytical processing (OLAP) application.
key-value pair (KVP) - A key-value pair (KVP) is a set of two linked data items: a key, which is a unique identifier for some item of data, and the value, which is either the data that is identified or a pointer to the location of that data.
knowledge base - In general, a knowledge base is a centralized repository of information.
knowledge management (KM) - Knowledge management is the process by which an enterprise gathers, organizes, shares and analyzes its knowledge in a way that is easily accessible to employees.
knowledge-based systems (KBSes) - Knowledge-based systems (KBSes) are computer programs that use a centralized repository of data known as a knowledge base to provide a method for problem-solving.
Lambda architecture - Lambda architecture is an approach to big data management that provides access to batch processing and near real-time processing with a hybrid approach.
legal health record (LHR) - A legal health record (LHR) refers to documentation about a patient's personal health information that is created by a healthcare organization or provider.
Lisp (programming language) - Lisp, an acronym for list processing, is a functional programming language that was designed for easy manipulation of data strings.
LTO-8 (Linear Tape-Open 8) - LTO-8 is a tape format from the Linear Tape-Open Consortium released in late 2017.
managed file transfer (MFT) - Managed file transfer (MFT) is a type of software used to provide secure internal, external and ad-hoc data transfers through a network.
MariaDB - MariaDB is an open source relational database management system (DBMS) that is a compatible drop-in replacement for the widely used MySQL database technology.
Massachusetts data protection law - What is the Massachusetts data protection law?The Massachusetts data protection law is legislation that stipulates security requirements for organizations that handle the private data of residents.
master data - Master data is the core data that is essential to operations in a specific business or business unit.
master data management (MDM) - Master data management (MDM) is a process that creates a uniform set of data on customers, products, suppliers and other business entities from different IT systems.
metadata - Often referred to as data that describes other data, metadata is structured reference data that helps to sort and identify attributes of the information it describes.
metadata management - Metadata management is the oversight of data associated with data assets to ensure that information can be integrated, accessed, shared, linked, analyzed and maintained to best effect across an organization.
Microsoft Azure - Microsoft Azure, formerly known as Windows Azure, is Microsoft's public cloud computing platform.
Microsoft Azure Data Lake - Microsoft Azure Data Lake is a highly scalable public cloud service that allows developers, scientists, business professionals and other Microsoft customers to gain insight from large, complex data sets.
Microsoft MyAnalytics - Microsoft MyAnalytics is a personal analytics application in Office 365 that enables employees to gain insights into how they spend their time at work and how they can work smarter.
Microsoft Office SharePoint Server (MOSS) - Microsoft Office SharePoint Server (MOSS) is the full version of a portal-based platform for collaboratively creating, managing and sharing documents and Web services.
Microsoft System Center - Microsoft System Center is a suite of software products designed to simplify the deployment, configuration and management of IT infrastructure and virtualized software-defined data centers.
Microsoft Visual FoxPro (Microsoft VFP) - Microsoft Visual FoxPro (VFP) is an object-oriented programming environment with a built-in relational database engine.
middleware - Middleware is software that is used to bridge the gap between applications and operating systems.
Monte Carlo simulation - A Monte Carlo simulation is a mathematical technique that simulates the range of possible outcomes for an uncertain event.
MPP database (massively parallel processing database) - An MPP database is a database that is optimized to be processed in parallel for many operations to be performed by many processing units at a time.
multidimensional database (MDB) - A multidimensional database (MDB) is a type of database that is optimized for data warehouse and online analytical processing (OLAP) applications.
national identity card - A national identity card is a portable document, typically a plasticized card with digitally embedded information, that is used to verify aspects of a person's identity.
negative correlation - A negative correlation is a relationship between two variables such that as the value of one variable increases, the other decreases.
noisy data - Noisy data is meaningless data.
normal distribution - A normal distribution is a type of continuous probability distribution in which most data points cluster toward the middle of the range, while the rest taper off symmetrically toward either extreme.
NoSQL (Not Only SQL database) - NoSQL is an approach to database management that can accommodate a wide variety of data models, including key-value, document, columnar and graph formats.
NVDIMM (Non-Volatile Dual In-line Memory Module) - An NVDIMM (non-volatile dual in-line memory module) is hybrid computer memory that retains data during a service outage.
object-oriented database management system (OODBMS) - An object-oriented database management system (OODBMS), sometimes shortened to ODBMS for object database management system, is a database management system (DBMS) that supports the modelling and creation of data as objects.
OLAP (online analytical processing) - OLAP (online analytical processing) is a computing method that enables users to easily and selectively extract and query data in order to analyze it from different points of view.
Open Database Connectivity (ODBC) - Open Database Connectivity (ODBC) is an open standard application programming interface (API) for accessing a database.
operational data store (ODS) - An operational data store (ODS) is a type of database that's often used as an interim logical area for a data warehouse.
operational intelligence (OI) - Operational intelligence (OI) is an approach to data analysis that enables decisions and actions in business operations to be based on real-time data as it's generated or collected by companies.
Oracle - Oracle is one of the largest vendors in the enterprise IT market and the shorthand name of its flagship product, a relational database management system (RDBMS) that's formally called Oracle Database.
pandemic plan - A pandemic plan is a documented strategy for business continuity in the event of a widespread outbreak of a dangerous infectious disease.
parallel file system - A parallel file system is a software component designed to store data across multiple networked servers and to facilitate high-performance access through simultaneous, coordinated input/output operations (IOPS) between clients and storage nodes.
pebibyte (PiB) - A pebibyte (PiB) is a unit of measure that describes data capacity.
performance and accountability reporting (PAR) - Performance and accountability reporting (PAR) is the process of compiling and documenting factors that quantify an organization's achievements, efficiency and adherence to budget, comparing actual results against previously articulated goals.
personal health record (PHR) - A personal health record (PHR) is a collection of health-related information that is documented and maintained by the individual it pertains to.
pivot table - A pivot table is a statistics tool that summarizes and reorganizes selected columns and rows of data in a spreadsheet or database table to obtain a desired report.
PL/SQL (procedural language extension to Structured Query Language) - In Oracle database management, PL/SQL is a procedural language extension to Structured Query Language (SQL).
precision agriculture - Precision agriculture (PA) is a farming management concept based on observing, measuring and responding to inter- and intra-field variability in crops.
predictive modeling - Predictive modeling is a mathematical process used to predict future events or outcomes by analyzing patterns in a given set of input data.
primary key (primary keyword) - A primary key, also called a primary keyword, is a column in a relational database table that's distinctive for each record.
product data management (PDM) - Product data management (PDM) is the process of capturing and managing the electronic information related to a product so it can be reused in business processes such as design, production, distribution and marketing.
public data - Public data is information that can be shared, used, reused and redistributed without restriction.
qualitative data - Qualitative data is information that cannot be counted, measured or easily expressed using numbers.
raw data (source data or atomic data) - Raw data (sometimes called source data, atomic data or primary data) is data that has not been processed for use.
RDBMS (relational database management system) - A relational database management system (RDBMS) is a collection of programs and capabilities that enable IT teams and others to create, update, administer and otherwise interact with a relational database.
real-time analytics - Real-time analytics is the use of data and related resources for analysis as soon as it enters the system.
record - In computer data processing, a record is a collection of data items arranged for processing by a program.
records information management (RIM) - Records information management (RIM) is a corporate area of endeavor involving the administration of all business records through their life cycle.
records retention schedule - A records retention schedule is a policy that defines how long paper and electronic content must be kept and provides disposal guidelines for how those items should be discarded.
redundancy - Redundancy is a system design in which a component is duplicated so if it fails there will be a backup.
refactoring - Refactoring is the process of restructuring code, while not changing its original functionality.
registered health information technician (RHIT) - A registered health information technician (RHIT) is a certified professional who stores and verifies the accuracy and completeness of electronic health records.
relational database - A relational database is a collection of information that organizes data points with defined relationships for easy access.
Report on Compliance (ROC) - A Report on Compliance (ROC) is a form that must be completed by all Level 1 Visa merchants undergoing a PCI DSS (Payment Card Industry Data Security Standard) audit.
restore point - A system restore point is a backup copy of important Windows operating system (OS) files and settings that can be used to recover the system to an earlier point of time in the event of system failure or instability.
RFM analysis (recency, frequency, monetary) - RFM analysis is a marketing technique used to quantitatively rank and group customers based on the recency, frequency and monetary total of their recent transactions to identify the best customers and perform targeted marketing campaigns.
ROT (redundant, outdated, trivial information) - ROT (redundant, obsolete or trivial) is digital documentation that an organization continues to retain even though the information that is documented has no business or legal value.
SAP Basis - Basis is a set of middleware programs and tools from SAP, the German company whose comprehensive R/3 product is used to help manage large corporations.
SAP BW (Business Warehouse) - SAP Business Warehouse (BW) is a model-driven data warehousing product based on the SAP NetWeaver ABAP platform.
SAP Data Services - SAP Data Services is a data integration and transformation software application.
schema - In computer programming, a schema (pronounced SKEE-mah) is the organization or structure for a database, while in artificial intelligence (AI) a schema is a formal expression of an inference rule.

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