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Query language - Wikipedia


Query languages are computer languages used to make queries in databases and information systems. Contents. [hide]. 1 Types; 2 Examples; 3 See also ...

What is Query (Database Query)? Webopedia Definition


A query is a request for information from a database. There are three general methods for posing queries: Choosing parameters from a menu, query by example ...

What is query? - Definition from WhatIs.com - SearchSQLServer


A database query can be either a select query or an action query. A select query is simply a data retrieval query. An action query can ask for additional ...

Querying a Database - Quackit Tutorials


In database terms, a query is used to retrieve data from the database. Queries are one of the things that make databases so powerful. A "query" refers to the ...

Introduction to the SQL Database Query | What Is a Query? | InformIT


Oct 11, 2002 ... This lesson teaches the fundamentals of the SQL SELECT statement, which is used to query the database for useful information.

Database basics - Access - Office Support


Queries can perform many different functions in a database. Their most common function is to retrieve specific data from the tables. The data you want to see is ...

What Is the Definition of a Database Query? - Databases - About.com


Find out how a database query can get the data you need out of your database by writing the query in the language the database requires, usually SQL.

Graph Databases for Beginners: Why a Database Query Language ...


Aug 21, 2015 ... Discover why choosing a database shouldn't just be about surface-level features but should also include consideration of the database query ...

What is the purpose of a query in a database? | Reference.com


A database query is designed to retrieve specific results from a database. The query is formulated by the user following predefined formats. After searching ...

BBC - GCSE Bitesize: AND/OR/NOT queries


Databases and data capture ... Applications such as Microsoft Access use query language to narrow down search ... A query can look at more than one field.