Information Retrieval: Application Service Definition and Protocol Specification An American National Standard Book

	Foreword	vii
1.	Introduction	1
1.1	Scope and Field of Application	1
1.2	Version	1
1.3	References	1
2.	Definitions	3
3.	Information Retrieval Service	10
3.1	Model and Characteristics of the Information Retrieval Service	10
3.1.1	Z39.50 Services	10
3.1.2	Z39.50 Operations	11
3.1.3	Model of a Database	11
3.1.4	Searching a Database	11
3.1.5	Retrieving Records from a Database	12
3.1.6	Model of a Result Set	12
3.1.7	Model of Extended Services	14
3.1.8	Explain	14
3.2	Facilities of the Information Retrieval Service	15
3.2.1	Initialization Facility	16
3.2.2	Search Facility	22
3.2.3	Retrieval Facility	32
3.2.4	Result-set-delete Facility	37
3.2.5	Access Control Facility	39
3.2.6	Accounting/Resource Control Facility	41
3.2.7	Sort Facility	48
3.2.7.2	Duplicate Detection Service	51
3.2.8	Browse Facility	55
3.2.10	Explain Facility	67
3.2.11	Termination Facility	81
3.3	Message/Record Size and Segmentation	83
3.3.1	Procedures When No Segmentation is in Effect	84
3.3.2	Level 1 Segmentation	85
3.3.3	Level 2 Segmentation	86
3.4	Operations and Reference-id	90
3.5	Concurrent Operations	91
3.6	Composition Specification	92
3.7	Type-1 and type-101 Queries	95
3.7.1	Representation and Evaluation of the Type-1 and Type-101 Queries	96
3.7.2	Proximity	97
3.7.3	Restriction and the Extended Result Set Mode I	98
4.	Protocol Specification	100
4.1	Abstract Syntax and ASN.1 Specification of Z39.50 APDUs	100
4.2	Protocol Errors	100
4.3	Encapsulation	100
4.4	Conformance	102
4.4.1	General Conformance Requirements	102
4.4.2	Specific Conformance Requirements	102
4.4.3	Z39.50 Version 3 Baseline Requirements	113
4.4.3.1	Core Requirements	114
4.4.3.2	Conditional Requirements	114
	Appendixes
Appendix 1	OID: Z39.50 Object Identifiers	116
OID.1	Object Identifier Assigned to This Standard	116
OID.2	Object Classes	116
OID.3	Object Identifiers for Z39.50 APDUs	117
OID.4	Object Identifiers Used by This Standard	117
OID.5	Object Identifiers Assigned by the Z39.50 Maintenance Agency	117
OID.6	Locally Registered Objects	117
OID.7	Experimental Objects	118
	Objects	118
Appendix 2	ATR: Attribute Sets	118
ATR.1	Attribute Set exp-1	118
ATR.2	Attribute Set ext-1	120
Appendix 3	DIAG: Z39.50 Diagnostics	121
DIAG.1	General Diagnostic Set	121
DIAG.2	General Diagnostic Container	128
DIAG.3	Returning Diagnostics in an InitResponse	129
Appendix 4	REC: Record Syntaxes	130
REC.1	Explain Record Syntax	130
REC.2	Simple Unstructured Text Record Syntax, SUTRS	130
REC.3	Generic Record Syntax 1	130
REC3.1	Embedding MARC in a GRS-1 Record	130
REC.4	Record Syntax For Extended Services Task Package	131
Appendix 5	RSC: Resource Report Formats	132
	Resource Report Format Resource-2	132
Appendix 6	ACC: Access Control Formats	133
Appendix 7	EXT: Extended Services Defined by This Standard	134
EXT.1	Service Definitions	134
EXT.2	ASN.1 Definitions of Extended Services Parameter Package	147
Appendix 8	USR: User Information Formats	148
USR.1	SearchResult-1	148
USR.2	Use of Init Parameters for User Information	148
USR.3	General User Information Format, UserInfo-1	149
Appendix 9	ESP: Element Specification Formats	150
ESP.1	Definition of Element Specification Format eSpec-2	150
ESP.2	Definition of Element Specification Format eSpec-q	150
Appendix 10	VAR: Variant Sets	152
Appendix 11	TAG: Tagset Definitions and Schemas	157
TAG.2	Definition of tagSet-G	160
Appendix 12	ERS: Extended Result Set Model	164
ERS.1	Extended Result Set Model for	164
ERS.2	Extended Result Set Model for Restriction	165
Appendix 13	RET: Z39.50 Retrieval	167
RET.1	Overview of Z39.50 Retrieval	167
RET.2	Retrieval Object Classes	168
RET.3	Retrieval Objects Defined in this Standard	175
Appendix 14	NEGO: Z39.50 Negotiation Model	193
NEGO.1	Negotiation Records	193
NEGO.2	Rules Pertaining to the Use of Negotiation Records	194
NEGO.3	Server-Mandated Negotiation	194
NEGO.4	Adherence to this Model	195
Appendix 15	NEGO2: Development and Registration of Negotiation Records	196
Appendix 16	PRO: Z39.50 Profiles	198
Pro.1	Introduction	198
Pro.2	Profiles Respond to Community Needs	198
Pro.3	Applications Addressed By Profiles	199
Pro.4	Development and Approval of Profiles	199
Pro.5	Examples of Profiling Z39.50 Standard Services and Specifications	200
Pro.6	Negotiation	201
Pro 7.	Summary	202