SQL2

(database, standard, language)

An extended version of the SQL standard.

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References in periodicals archive ?

For example, TSQL2, temporal structured query language was defined as an extension of SQL2 where the underlying model was the bi-temporal conceptual data model [Snodgrass, 1986].

Temporal data management in NoSQL databases

--The condition is translated into a query written in standard SQL2; the query computes a binding table that contains all the bindings of the variables shared between the condition and the action.

Specification and Implementation of Exceptions in Workflow Management Systems

Outerjoins are available today in a number of implementations of SQL, and they are included in the ISO-ANSI standard draft for SQL2 [ANSI 1992].

In Section 2 we assumed queries were represented as fully parenthesized operator trees (as SQL2 does for outerjoins), which define a unique result.

David [1991] uses a graph as a conceptual visualization for parenthesized SQL2 outerjoins.