OQL

(redirected from Object Query Language)
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AcronymDefinition
OQLObject Query Language
OQLObject Query Language (ODMG)
OQLOnline Quidditch League (Harry Potter; online game)
OQLObserved Quality Level
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References in periodicals archive ?
Some object database vendors provide data access via an object query language (OQL), but these languages do not enjoy widespread acceptance.
Impedance mismatch in databases: Mary Finn - Intersystems Corp. (Database Systems)
In addition, there is now an object data standard, called ODMG 3.0 [Cattell 2000], which supports a declarative higher-level object query language called OQL.
We chose OQL because even though it is a small language, and hence easier to comprehend, it contains most of the language features that are showing up in other object query languages and proposed relational extensions such as SQL3 [Beech 1993], now called SQL:1999 [Eisenberg and Melton 1999].
Optimizing Object Queries Using an Effective Calculus
Two of them are particularly important: ODL (Object Definition Language) and OQL (Object Query Language) [Cattell et al.
Type-Checking OQL Queries In the ODMG Type Systems
Although queries may be specified using object derivatives of SQL or other styles of object query languages, in order to provide query interoperability among the widest variety of query systems, an OQS provider must support either SQL Query or OQL.
Distributed object computing platforms: CORBA offers a useful methodology and middleware for building interoperable databases
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