C C++ API REFERENCE

370 Pages·1998·1.13 MB·English

by  Object Design, Inc.

C C++
OLLECTIONS
API R
EFERENCE
RELEASE 5.1
March 1998
ObjectStore Collections C++ API Reference
ObjectStore Release 5.1, March 1998
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Part number:SW-OS-DOC-CRF-510
Contents
Preface. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . vii
Chapter 1 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1
Chapter 2 Collection, Query, and Index Classes . . . . . . . . . . . . .3
os_Array. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
os_array. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
os_backptr . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
os_Bag . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35
os_bag . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46
os_bound_query . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57
os_Collection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 58
os_collection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 87
os_collection_size. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 129
os_coll_query. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 130
os_coll_range. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 138
os_coll_rep_descriptor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 143
os_Cursor. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 145
os_cursor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 153
os_Dictionary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 161
os_dynamic_extent . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 176
os_index_name. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 178
os_index_path . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 179
os_keyword_arg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 182
os_keyword_arg_list. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 185
os_List . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 186
os_list. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 198
os_rDictionary. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 210
Release 5.1 iii
Contents
os_rep. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 224
os_Set. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 225
os_set . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 235
Chapter 3 Representation Types . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 245
os_chained_list . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 246
os_dyn_bag . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 249
os_dyn_hash. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 251
os_ixonly and os_ixonly_bc. . . . . . . . . . . . . . . . . . . . . . . . . . . . 253
os_ordered_ptr_hash. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 255
os_packed_list. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 257
os_ptr_bag . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 259
os_vdyn_bag . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 261
os_vdyn_hash . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 263
Chapter 4 Macros and User-Defined Functions. . . . . . . . . . . . . 265
OS_MARK_DICTIONARY() . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 267
OS_MARK_QUERY_FUNCTION(). . . . . . . . . . . . . . . . . . . . . . . . . 268
OS_MARK_RDICTIONARY(). . . . . . . . . . . . . . . . . . . . . . . . . . . . . 269
OS_TRANSIENT_DICTIONARY(). . . . . . . . . . . . . . . . . . . . . . . . . . 270
OS_TRANSIENT_DICTIONARY_NOKEY() . . . . . . . . . . . . . . . . . . 271
OS_TRANSIENT_RDICTIONARY(). . . . . . . . . . . . . . . . . . . . . . . . . 272
os_index(). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 273
os_index_key() . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 274
os_index_key_hash_function(). . . . . . . . . . . . . . . . . . . . . . . . . 275
os_index_key_rank_function() . . . . . . . . . . . . . . . . . . . . . . . . . 276
os_indexable_body() . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 277
os_indexable_member() . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 278
os_query_function(). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 280
os_query_function_body(). . . . . . . . . . . . . . . . . . . . . . . . . . . . . 281
os_query_function_body_returning_ref(). . . . . . . . . . . . . . . . 282
os_query_function_returning_ref(). . . . . . . . . . . . . . . . . . . . . . 283
os_rel_1_1_body(). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 284
os_rel_1_m_body(). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 286
os_rel_m_1_body(). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 288
os_rel_m_m_body() . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 290
os_rel_1_1_body_options() . . . . . . . . . . . . . . . . . . . . . . . . . . . . 292
os_rel_1_m_body_options(). . . . . . . . . . . . . . . . . . . . . . . . . . . . 294
iv ObjectStore Collections C++ API Reference
Contents
os_rel_m_1_body_options(). . . . . . . . . . . . . . . . . . . . . . . . . . . . 296
os_rel_m_m_body_options() . . . . . . . . . . . . . . . . . . . . . . . . . . . 298
os_relationship_1_1() . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 300
os_relationship_1_m() . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 302
OS_RELATIONSHIP_LINKAGE() . . . . . . . . . . . . . . . . . . . . . . . . . . 304
os_relationship_m_1() . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 305
os_relationship_m_m(). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 307
Chapter 5 C Library Interface. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .309
Overview. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .310
Getting Started . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .311
os_backptr Functions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .312
os_bound_query Functions . . . . . . . . . . . . . . . . . . . . . . . . . . . .313
os_collection Functions and Enumerators. . . . . . . . . . . . . . .314
os_coll_query Functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .325
os_coll_rep_descriptor Functions . . . . . . . . . . . . . . . . . . . . . .327
os_cursor Functions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .329
os_index_path Functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .334
Appendix Predefined TIX Exceptions . . . . . . . . . . . . . . . . . . . . . . . .335
Parent Exceptions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .336
Predefined Exceptions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .338
Index. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .343
Release 5.1 v
Contents
vi ObjectStore Collections C++ API Reference
Preface
Purpose The ObjectStore Collections C++ API Referenceprovides a reference
on C++ programming interfaces to ObjectStore for collections,
queries, and indexes. This book supports ObjectStore Release 5.1.
Audience This book assumes the reader is experienced with C++.
Scope Information in this book assumes that ObjectStore is installed and
configured.
How This Book Is Organized
The manual has five chapters and an appendix:
It begins with an introductory chapter. Each chapter after that
covers a type of interface, including classes, representation types,
macros, user-supplied functions, and the C library interface.
Within each chapter, material is organized alphabetically.
Topic Location
Database services Chapter 1, Introduction, on
page1
The C++ API for ObjectStore Chapter 2, Collection, Query,
collections, queries, and and Index Classes, on page3
indexes
Representation types Chapter 3, Representation Types,
on page245
System-supplied macros Chapter 4, Macros and User-
User-defined functions Defined Functions, on page265
C library interface Chapter 5, C Library Interface, on
page309
Release 5.1 vii
Preface
Topic Location
Exceptions Appendix, Predefined TIX
Exceptions, on page335
viii ObjectStore Collections C++ API Reference
Preface
Notation Conventions
This document uses the following conventions:
Convention Meaning
Bold Bold typeface indicates user input or code.
Sans serif Sans serif typeface indicates system
output.
Italic sans serif Italic sans serif typefaceindicates a
variable for which you must supply a
value. This most often appears in a syntax
line or table.
Italic serif In text, italic serif typeface indicates the
first use of an important term.
[ ] Brackets enclose optional arguments.
{a |b |c } Braces enclose two or more items. You can
specify only one of the enclosed items.
Vertical bars represent OR separators. For
example, you can specifya orb orc.
... Three consecutive periods indicate that
you can repeat the immediately previous
item. In examples, they also indicate
omissions.
Indicates that the operating system named
UNIX UNIX inside the circle supports or does not
support the feature being discussed.
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Release 5.1 ix
Preface
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x ObjectStore Collections C++ API Reference