My Playground

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“Do not limit your potentials and creativities!”

Posts - Page 4 of 5

Data Model

  • 2 min read

Data model (or Datamodel) is an abstract model that organizes elements of data and standardizes how they relate to one another and to the properties of real-world entities. For instance, a data model may specify that the data element representing a car be composed of a number of other elements which, in turn, represent the color and size of the car and define its owner.

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Data Normalization

  • 4 min read

Data Normalization is the process of structuring a relational database in accordance with a series of so-called normal forms in order to reduce data redundancy and improve data integrity.

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Data ETL

  • 1 min read

Extract, transform, load is the general procedure of copying data from one or more sources into a destination system which represents the data differently from the source(s) or in a different context than the source(s).

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PostGIS

  • 2 min read

PostGIS is a spatial extension for the PostgreSQL relational database that was created by Refractions Research Inc, as a spatial database technology research project. Refractions is a GIS and database consulting company in Victoria, British Columbia, Canada, specializing in data integration and custom software development.

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GeoServer

  • 5 min read

GeoServer is an open source software server written in Java that allows users to share and edit geospatial data. Designed for interoperability, it publishes data from any major spatial data source using open standards.

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PHP Extension

  • 5 min read

PHP ships with the extensions most useful to the majority of developers. They are called “core” extensions. PHP extensions are usually called php_*.dll (where the star represents the name of the extension) and they are located under the PHP\ext folder.

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URL, URI

  • 1 min read

Uniform Resource Locator and Uniform Resource Identifier.

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Sementic Web

  • 2 min read

Semantic Web is an extension of the World Wide Web through standards set by the World Wide Web Consortium (W3C). The goal of the Semantic Web is to make Internet data machine-readable. To enable the encoding of semantics with the data, technologies such as Resource Description Framework (RDF) and Web Ontology Language (OWL) are used.

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