Pcte: The Standard for Open Repositories Book

	Foreword
	Preface
1	What is PCTE?	1
1.1	PCTE as a basis for an environment	1
1.2	The objectives of PCTE	3
1.3	The open repository	5
1.4	Integration of tools and methods	9
1.5	How the PCTE interface is specified	10
1.6	PCTE's evolution to standardisation	11
2	The architecture of PCTE-based SEEs	15
2.1	An architectural approach	15
2.2	The platform	17
2.3	The public tool interface	18
2.4	The framework	20
2.5	The environment	28
3	The PCTE object management system	35
3.1	The object base as a repository	35
3.2	Managing a repository	45
3.3	Typing	68
3.4	Schema definition sets and the working schema	72
3.5	The metabase	76
3.6	Data modelling	92
4	PCTE activities and processes	97
4.2	Activities and transactions	98
4.3	PCTE processes	106
4.4	The relationship between processes and activities	114
4.5	Interprocess communication	116
5	Distribution	125
5.1	PCTE: a distributed environment	125
5.2	Transparency of distribution	128
5.3	Managing the distributed configuration	130
6	Data and access security	137
6.2	Discretionary access control	140
6.3	Mandatory access control	146
6.4	Auditing	156
7	Conclusion	159
7.1	Understanding PCTE	159
7.2	PCTE's position	160
7.3	PCTE: the standard for open repositories	164
	A The evolution of PCTE	167
A.1	The ESPRIT PCTE project	167
A.2	The PIMB and PCTE 1.5	168
A.3	IEPG TA-13 and PCTE+	169
A.4	The German PCTE Initiative	171
A.5	ECMA PCTE	171
A.6	The PIMB Association	173
	B Data definition conventions	175
B.1	Schema diagrams	175
B.2	Instance diagrams	178
B.3	Data definition language	179
	Glossary	187
	Bibliography	251
	Index	255