Glossary index

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Data and analytics

RAC

RAC (Real Application Clusters) is a database clustering solution that allows multiple instances of Oracle Database to run on different servers, providing high availability and scalability. This…

Data and analytics

Racer

Racer is a tool designed specifically for the Rust programming language that provides real-time feedback on code quality and error detection. Its main goal is to enhance the development experience by…

Data and analytics

Radar Chart

The radar chart, also known as a spider chart or star chart, is a graphical method used to display multivariate data in a two-dimensional graph. This type of visualization allows for the…

Data and analytics

Radial Basis Function

The radial basis function (RBF) is a mathematical function that takes a real value and whose output depends solely on the distance from a reference point, commonly the origin of the coordinate…

Data and analytics

Radial Graph

A radial graph is a graphical representation that organizes the nodes of a graph in a radial layout, where a central node is located in the middle and peripheral nodes are distributed around it. This…

Data and analytics

Radial Layout

Radial layout in graph theory is an approach that organizes the nodes of a graph in a circular pattern, facilitating the visualization and analysis of the relationships between them. This design…

Data and analytics

Radial Symmetric Graph

A radial symmetric graph is a graphical structure characterized by its arrangement in the shape of a star or circle, where nodes are organized in such a way that they exhibit radial symmetry around a…

Data and analytics

Radial Tree

The Radial Tree is a tree structure organized in a radial design, where nodes are arranged around a central node, forming a visual representation that facilitates the understanding of hierarchical…

Data and analytics

RADIANS

The RADIANS function in DAX (Data Analysis Expressions) is a fundamental tool that allows converting a value in degrees to its equivalent in radians. This conversion is essential in various…

Data and analytics

Random Graph

A random graph is a mathematical structure generated through a random process, where nodes and the connections between them are created without a predefined pattern. In graph theory terms, a graph…

Data and analytics

Range partitioning

Range partitioning is a database partitioning strategy that divides data into segments or partitions based on ranges of key values. This technique allows for organizing data in such a way that SQL…

Data and analytics

Range Query

A range query is an operation in databases that allows retrieving a set of data that falls within a specific interval. This type of query is fundamental for data manipulation and analysis, as it…

Data and analytics

Range Slice

A 'Range Slice' in the context of NoSQL databases refers to a subset of rows retrieved based on a specified range of row keys. This concept is fundamental in distributed databases, which are designed…

Data and analytics

Range Type

The range type in PostgreSQL is a data type that allows representing a set of values that fall within a specific interval. This data type is particularly useful for handling data that has a start and…

Data and analytics

RANK

The RANK function in DAX (Data Analysis Expressions) is used to calculate the rank of a value within a dataset. This function is particularly useful in data analysis, as it allows analysts and users…

Artificial intelligence

Ranked

Classification is an ordered arrangement of elements based on a specific criterion. This concept is fundamental in programming and data analysis, as it allows for the efficient organization and…

Data and analytics

Ranked Graph

A ranked graph is a mathematical structure in which vertices are assigned ranks or levels according to predefined criteria. This classification allows for the organization and analysis of information…

Data and analytics

Ranked List

A ranked list is a set of items organized according to a specific criterion, which can be numerical, alphabetical, chronological, among others. This type of list is fundamental in the field of…

Data and analytics

RANKX

RANKX is a DAX (Data Analysis Expressions) function used in data analysis tools such as Power BI, SQL Server Analysis Services, and Excel. Its main purpose is to return the rank of a number in a list…

Data and analytics

RAPIDS

RAPIDS is a set of open-source software libraries and APIs designed for GPU-accelerated data science and analytics. Its main goal is to provide tools that allow data scientists and analysts to…

Data and analytics

Raptor

Raptor is a visual programming environment that allows users to create flowcharts and convert them into code. This visual approach facilitates the understanding of programming logic, especially for…

Data and analytics

Ravel

Ravel is a fundamental operation in the realm of programming and data analysis, especially in libraries like Numpy. This function is used to transform a multidimensional array into a one-dimensional…

Data and analytics

Raw data

Raw data refers to unprocessed data that has not been altered or analyzed. This data is the raw material of information and can come from various sources, such as sensors, surveys, transaction logs…

Data and analytics

RDBMS

RDBMS (Relational Database Management System) is a type of database management system that stores data in a structured format, using rows and columns. This approach allows for organizing information…

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