Titlebook: ;

Reagan

書目名稱Graph Data Model影響因子(影響力)




書目名稱Graph Data Model影響因子(影響力)學(xué)科排名




書目名稱Graph Data Model網(wǎng)絡(luò)公開度




書目名稱Graph Data Model網(wǎng)絡(luò)公開度學(xué)科排名




書目名稱Graph Data Model被引頻次




書目名稱Graph Data Model被引頻次學(xué)科排名




書目名稱Graph Data Model年度引用




書目名稱Graph Data Model年度引用學(xué)科排名




書目名稱Graph Data Model讀者反饋




書目名稱Graph Data Model讀者反饋學(xué)科排名

Antarctic

LAVA

Introduction, definition of the data objects and relationships together with the operations on the structures supported in the data language. A data language consists of a data definition language (DDL) that defines the data objects and relationships, and a data manipulation language (DML) that expresses operations on the objects defined in the DDL.

agenda

Aprope

Walther Wegener F.T.I.,Günter FeierA Graph Data Model (GDM) is proposed as a practical solution to the problems from which other data models suffer. The basic concepts developed in GDM are:

Malleable

Malleable

Die neue Generation von Me?dateninterfacesrithms and establishes the relationships between storage structures, schema states, and query specifications. Yao’s cost model uses accesses to external storage as its cost metric. We have extended Yao’s cost model to include the algorithms necessary for processing queries against GDM.

梯田

AWRY

Data Definition Language,ry record types and link types that exist only during a single session or run. We say that these objects are .. Volatile record and link types are described in Chap. 4. The record and link types that reside in the database are said to be .. DDL supports definitions of resident record and link types.

原告