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In the context of Oracle Databases, a schema object is a logical data storage structure. [4] An Oracle database associates a separate schema with each database user. [5] A schema comprises a collection of schema objects. Examples of schema objects include: tables; views; sequences; synonyms; indexes; clusters; database links; snapshots ...
For example: consider two users A & B. Both are selecting the fields "EmployeeNumber" and "EmployeeName". If user B adds a new column (e.g. salary) to his table, it will not affect the external view for user A, though the internal schema of the database has been changed for both users A & B.
File change date and time: 23:13, 3 March 2013: Date and time of digitizing: 23:13, 3 March 2013: Software used: UnknownApplication: Conversion program: Bullzip PDF Printer / www.bullzip.com / Freeware Edition: Encrypted: no: Page size: 595 x 842 pts (A4) Version of PDF format: 1.5
For example, PKIX uses such notation in RFC 5912. With such notation (constraints on parameterized types using information object sets), generic ASN.1 tools/libraries can automatically encode/decode/resolve references within a document. ^ The primary format is binary, a json encoder is available. [10]
A data management plan or DMP is a formal document that outlines how data are to be handled both during a research project, and after the project is completed. [1] The goal of a data management plan is to consider the many aspects of data management, metadata generation, data preservation, and analysis before the project begins; [2] this may lead to data being well-managed in the present ...
The Diagram Definition OMG project is another alternative for metadata interchange, which can also express the layout and graphical representation. [2] XMI is an international standard: XMI 2.4.2 ISO/IEC 19509:2014 Information technology — XML Metadata Interchange (XMI) XMI 2.0 ISO/IEC 19503:2005 Information technology — XML Metadata ...
In software engineering, Canonical Schema is a design pattern, applied within the service-orientation design paradigm, which aims to reduce the need for performing data model [1] transformation when services [2] exchange messages that reference the same data model.
A proprietary file format is a file format of a company, organization, or individual that contains data that is ordered and stored according to a particular encoding-scheme, such that the decoding and interpretation of this stored data is easily accomplished only with particular software or hardware that the company itself has developed.