Data Basics

What is rdbms

Relational database management systems or RDBMS are the most common type of database management system

What is Data Stewardship?

Data stewardship is the set of people, processes and tools that ensure consistent and reliable access to data

What is Data Validation?

Data validation is a key aspect of software quality assurance and represents a software development process where data is tested to ensure it meets certain criteria

What are Data Silos?

Data silos create duplicate work, waste time and money, and prevent organizations from learning from their own experiences.

What is Anonymized Data?

An anonymized dataset is a dataset in which personally identifiable information has been replaced by artificial identifiers, or masked.

What is Data Ingestion?

Data ingestion is the transportation of data from assorted sources to a storage medium where it can be accessed and analyzed by an enterprise

What is Data Architecture?

Data architecture is the design of data for use in defining the target state and the subsequent planning needed to achieve the target state

What is Data Analytics?

Data analytics is an umbrella term for a number of different ways that data can be analyzed.

What is Data Modelling?

Data Modelling is a method used to define and analyze data requirements needed to support the business processes within the scope of corresponding information systems in organizations

What is a Data Model?

A data model is a set of concepts for describing data, data relationships, data semantics and constraints

What is a Data Platform?

A data platform is a central repository of enterprise data from which data scientists and business analysts can derive value

What is a Data Catalog?

A data catalog is a metadata management tool designed to help users discover and understand information about data

What is a Query?

The most common type of SQL query is a SELECT query, which retrieves data from one or more tables in your database and returns it in the form of one or more rows.

What is SQL?

SQL (pronounced "ess-que-el") stands for Structured Query Language

What is a Data Lake?

A data lake is a repository that holds a vast amount of raw data in its native format until it is needed.

What is Data Lineage?

Data lineage enables you to trace the path of a specific piece of data as it moves throughout your data ecosystem

What is Metadata?

Metadata is information that describes and gives information about other pieces of data.

What is a Data Glossary?

A data glossary is a list of terms related to a specific subject, like “data”.

What is a Database?

A database is a tool to collect, store, sort, and manage your data.

What is a Data Warehouse?

A 'data warehouse' is a database managed by an organization.

What is a Data Dictionary?

A data dictionary is a central source of information about the data in your organization, business or enterprise

What is A/B Testing?

A/B testing is an experiment where two or more variants of a page are shown to users at random, and statistical analysis is used to determine which variation performs better for a given conversion goal.