D 2012

Relational Schema Protocol (RSP)

PŘEHNAL, Vojtěch

Základní údaje

Originální název

Relational Schema Protocol (RSP)

Název česky

Relational Schema Protocol (RSP)

Autoři

PŘEHNAL, Vojtěch (203 Česká republika, garant, domácí)

Vydání

první, s přílohou CD. Hradec Králové, Proceedings of IMEA 2012, od s. 81-87, 7 s. 2012

Nakladatel

Univerzita Hradec Králové, Fakulta informatiky a managementu

Další údaje

Jazyk

angličtina

Typ výsledku

Stať ve sborníku

Obor

10201 Computer sciences, information science, bioinformatics

Stát vydavatele

Česká republika

Utajení

není předmětem státního či obchodního tajemství

Forma vydání

tištěná verze "print"

Kód RIV

RIV/00216224:14330/12:00059624

Organizační jednotka

Fakulta informatiky

ISBN

978-80-7435-185-3

Klíčová slova česky

RSP; relational schema; serialization schema; metadata model; communication protocol; user interface; data visualization

Klíčová slova anglicky

RSP; relational schema; serialization schema; metadata model; communication protocol; user interface; data visualization

Příznaky

Mezinárodní význam, Recenzováno
Změněno: 12. 4. 2013 11:35, RNDr. Pavel Šmerk, Ph.D.

Anotace

V originále

Widely disparate applications are very often required to share and exchange relational data. Typically, this is accomplished by passing messages over a shared environment (e.g. computer network, file system, computing memory, etc.) in a well-defined, machine-processable format. In simple scenarios, when the relational schema is invariable, only the data need to be serialized and exchanged. The interacting applications are precisely customized for the particular schema: they share a custom serialization schema, they perform custom business logic on the data and, eventually, they have a custom user interface designed. As the relational schema evolves, the serialization schema has to be redefined and the interacting applications have to be reimplemented. In order to access evolving relational schema in real-time, it is necessary to serialize the schema using some metadata model and to exchange the schema together with the data. As a consequence, the user interface has to be inferred from the schema and generated on-the-fly instead of being designed and customized by the software vendor. This puts high demands on the metadata models to supply sufficient information for generating rich user interface from the provided metadata. This paper specifies the Relational Schema Protocol (RSP). RSP enables loosely coupled applications to share and exchange relational data. It provides access to heterogeneous relational data sources using a uniform set of operations and data types. It extends the standard relational meta-models such as SQL INFORMATION SCHEMA, OIM or CWM with additional metadata for rich user interface generation. It defines a set of operations for on-line schema exploration and efficient data manipulation in real-time.

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