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Trino is an open-source distributed SQL query engine designed to query large data sets distributed over one or more heterogeneous data sources. [1] Trino can query data lakes that contain a variety of file formats such as simple row-oriented CSV and JSON data files to more performant open column-oriented data file formats like ORC or Parquet [2] [3] residing on different storage systems like ...
ADQL is a query language that allows data to be retrieved via a single command, the select statement, which is designed to perform as the select statement in the SQL language. [2] ADQL has extensions designed to improve handling of astronomical data such as spherical co-ordinates that are not handled by standard SQL.
21 January 2020: Source: Own work. David K. Wyatt: A Shot History of Thailand, 2003; The lost territories: Franco-Thai relations after WWII; Author: Milenioscuro: Permission (Reusing this file) This file was derived from: Rivers of Southeast Asia - blank map.svg; French Indochina expansion.jpg
1886 map of Indochina, from the Scottish Geographical Magazine. In Indian sources, the earliest name connected with Southeast Asia is Yāvadvīpa []. [1] Another possible early name of mainland Southeast Asia was Suvarṇabhūmi ("land of gold"), [1] [2] a toponym, that appears in many ancient Indian literary sources and Buddhist texts, [3] but which, along with Suvarṇadvīpa ("island" or ...
Presto (including PrestoDB, and PrestoSQL which was re-branded to Trino) is a distributed query engine for big data using the SQL query language. Its architecture allows users to query data sources such as Hadoop, Cassandra, Kafka, AWS S3, Alluxio, MySQL, MongoDB and Teradata, [1] and allows use of multiple data sources within a query.
22 January 2020: Source: Own work. David K. Wyatt: A Shot History of Thailand, 2003; Author: Milenioscuro: Permission (Reusing this file) This file was derived from: Rivers of Southeast Asia - blank map.svg; French Indochina expansion.jpg
SQL was initially developed at IBM by Donald D. Chamberlin and Raymond F. Boyce after learning about the relational model from Edgar F. Codd [12] in the early 1970s. [13] This version, initially called SEQUEL (Structured English Query Language), was designed to manipulate and retrieve data stored in IBM's original quasirelational database management system, System R, which a group at IBM San ...
The OFFSET clause specifies the number of rows to skip before starting to return data. The FETCH FIRST clause specifies the number of rows to return. Some SQL databases instead have non-standard alternatives, e.g. LIMIT, TOP or ROWNUM. The clauses of a query have a particular order of execution, [5] which is denoted by the number on the right ...