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JSON streaming comprises communications protocols to delimit JSON objects built upon lower-level stream-oriented protocols (such as TCP), that ensures individual JSON objects are recognized, when the server and clients use the same one (e.g. implicitly coded in). This is necessary as JSON is a non-concatenative protocol (the concatenation of ...
Logstash provides an input stream to Elasticsearch for storage and search, and Kibana accesses the data for visualizations such as dashboards. [7] Elastic also provides "Beats" packages which can be configured to provide pre-made Kibana visualizations and dashboards about various database and application technologies.
Elasticsearch is a search engine based on Apache Lucene, a free and open-source search engine. It provides a distributed, multitenant-capable full-text search engine with an HTTP web interface and schema-free JSON documents. Official clients are available in Java, [2].NET [3] , PHP, [4] Python, [5] Ruby [6] and many other languages. [7]
[2] [3] It was founded in 2012 in Amsterdam, the Netherlands, and was previously known as Elasticsearch. [ 4 ] The company develops the Elastic Stack— Elasticsearch , Kibana , Beats, and Logstash—previously known as the ELK Stack, [ 5 ] free and paid proprietary features (formerly called X-Pack), Elastic Cloud (a family of SaaS offerings ...
PostgreSQL schemas are namespaces, allowing objects of the same kind and name to co-exist in a single database. They are not to be confused with a database schema —the abstract, structural, organizational specification which defines how every table's data relates to data within other tables.
PostGIS (/ ˈ p oʊ s t dʒ ɪ s / POST-jis) is an open source software program that adds support for geographic objects to the PostgreSQL object-relational database. PostGIS follows the Simple Features for SQL specification from the Open Geospatial Consortium (OGC). PostGIS is implemented as a PostgreSQL external extension. [2]