ObjectStore Java API User Guide
Index
A
- AbortException 120
- aborting transactions 120
- default effects on persistent objects 179
- setting default object state 171
- setting objects to default state 171
- specifying a particular object state 171
- abstract classes 307
- accessing persistent objects
- committing transactions 153
- default effects of methods 179
- dirty() 294
- evicting objects 162
- fetch() 294
- optimizing 280
- procedure 137
- root, obtaining 138
- saving changes by committing transaction 153
- saving changes through eviction 162
- active persistent objects
- aborting transactions 172
- committing transactions 157
- default effects of methods 179
- definition 12
- evicting 166
- adding thread to session 46
- aggregations, very large 198
- annotations
- automatic 235
- customizing 275
- description 238
- manual 289
- superclass modifications 259
- you must add 285
- applicationName property 59
- applications
- complex, finding right class files 255
- failure 4
- required components 20
- architecture 6
- archive logging 2
- -arraydims option 282
- arrays
- optimizations 382
- passing 286
- AuthenticationFailureException 61
B
- bad command or file name error message 263, 373
- batch
- definition 239
- postprocessing two 240
- postprocessor requirement 244
- batch schema installation
- advantage 332
- database, creating with 335
- identifying application types 333
- installing application types 336
- introduction 331
- procedure 332
- -boolean option 388
- BrokenServerException 120
C
- C++ applications 2
- C++ database garbage collection 84
- Cache Manager description 6
- cache size 59
- cacheSize property 59
- changing classes
- schema evolution 86
- checkpoint 323
- Class could not be found error 246
- class files
- annotated
- finding 254
- locations 261
- managing 252
- applications, complex 255
- compile unannotated 253
- inner 251
- nested 251
- referring to persistent and transient versions 271
- ClassCastException troubleshooting 66
- -classdir option 387
- ClassInfo class
- -classinfosuffix option 379
- create() 296
- getClassDescriptor() 296
- getFields() 296
- subclass, defining 295
- -classinfosuffix option 379
- ClassNotRegisteredException 237
- CLASSPATH
- alternatives 256
- class files, locating 253
- -classpath 247
- requirements 243
- -classpath option 379
- clearContents()
- manual annotations 293
- postprocessor 275
- client description 6
- clustering 316
- collections
- adding indexes 223
- advantages 201
- alternative, selecting best 205
- bags 195
- built-in types, storing 233
- choosing 205
- comparison 205
- creating 207
- hash code requirements 231
- implemented interfaces 193
- inserting objects during construction 265, 382
- introduction 192
- iterating 208
- JDK1.2 hashCode() 194
- lists 201
- maps 206
- navigating 208
- OSHashBag 195
- OSHashMap 195
- OSHashSet 196
- OSHashtable 197
- OSTreeMap 198
- OSTreeSet 199
- OSVector 200
- OSVectorList 201
- postprocessing 194
- postprocessor optimization 265
- querying 210
- relative size 205
- sets 196
- third-party 234
- COM.odi.applicationName property 59
- COM.odi.cacheSize property 59
- COM.odi.disableWeakReferences property 60
- COM.odi.gc.lockTimeOut property 83
- COM.odi.gc.reachableObjects property 84
- COM.odi.gc.reclaimedObjects property 84
- COM.odi.gc.retries property 83
- COM.odi.gc.retryInterval property 83
- COM.odi.gc.transactionPriority property 83
- COM.odi.migrateUnexportedStrings property 60
- COM.odi.ObjectStore.library 61
- COM.odi.product property 61
- COM.odi.Session class 28
- COM.odi.stringPoolSize property 65
- COM.odi.trapUnregisteredType property 66
- COM.odi.user 61
- COM.odi.util.query.Query class 211
- committing transactions
- after evicting objects 169
- default effects on persistent objects 179
- failures 117
- introduction 116
- RETAIN_HOLLOW 156
- RETAIN_READONLY 157
- RETAIN_STALE 154
- RETAIN_UPDATE 160
- saving changes 153
- situations to avoid 130
- concurrency control
- access, preventing 326
- batch schema installation 331
- conflicts, handling 329
- locking objects 326
- multiversion 318
- consistent state 124
- constructors, postprocessor optimization 265
- cooperating threads 48
- -copyclass option 248
- copying
- classes without annotating 248
- databases 80
- copying data among PSE, PSE Pro, and ObjectStore databases 61
- creating database roots 131
- creating databases 68
- creating external references 142
- creating notifications 345
- creating sessions 32
D
- database
- open types 75
- Database class
- description 68
- identity 70
- database roots
- changing referred to object 134
- creating 131, 132
- destroying 134
- how many 135
- null values 133
- primitive values 133
- Database.close() 77
- Database.create()
- batch schema installation 335
- default schema installation 69
- example 69
- Database.createRoot() 132
- Database.createSegment() 72
- Database.destroy() 95
- Database.destroyRoot() 134
- Database.evolveSchema() 88
- Database.GC() 82
- Database.getOpenMode() 97
- Database.getPath() 97
- Database.getSizeInBytes() 97
- Database.isOpen() 96
- Database.open() 74
- Database.setRoot() 134
- databases
- closing 74
- consistent state 124
- copying 80
- copying data among PSE, PSE Pro, and ObjectStore 61
- creating 69
- creating roots 131
- destroying 95
- destroying objects 173
- displaying information about 395
- exporting objects 101
- garbage collection 82
- identity 77
- information about, displaying 98
- information about, obtaining 96
- locking with acquireLock() 326
- managing 67
- moving 80
- MVCC, open for 320
- names 70
- objects, migrating 99
- objects, storing 128
- open modes 79
- open types 79
- open? 96
- opening 74
- opens, automatic 79
- pathname of 97
- persistent garbage collection 82
- platforms 68
- read-only, open for? 97
- references, checking 393
- roots, how many 135
- schema evolution 86
- segments 72
- size of 97
- transient 73
- update, open for? 97
- dead objects 395
- DeadlockException 120
- deadlocks
- aborting transactions 123
- description 120
- retrying aborted transactions 121
- debugger 264
- deepFetch() method
- description 158
- serialization 367
- -dest option 380
- destination directory
- about 246
- requirement 244
- destroying
- cleaning up ObjectNotFoundExceptions 178
- database roots 134
- databases 95
- objects in the database 173
- objects referred to by other objects 178
- persistent objects, default effects 179
- preDestroyPersistent() hook method 174
- dirty()
- background 309
- manual annotations 294
- disableWeakReferences property 60
- disk space
- copy of object in database 147
- duplicates
- postprocessor, file specifications for 249
- strings 359
E
- enums, specification 388
- environment variables
- OS_JAVA_VM 373
- OSJCFPJAVA 373
- evicting objects
- all 167
- persistent objects, default effects on 179
- persistent objects, references to 163
- RETAIN_HOLLOW 165
- RETAIN_READONLY 166
- RETAIN_STALE 164
- threads, cooperating 168
- transactions, committing 169
- transactions, outside 169
- evolveSchema() 88
- evolving schema
- introduction 86
- when required 87
- examples
- annotations, manual 297
- batch schema installation 336
- before running a program 24
- code for people demo 21
- compiling 25
- general use 19
- getFields() 311
- hook methods 277
- identity 148
- indexes on collections 224
- persistence mode options, multiple 249
- postprocessing batches 240
- postprocessor command line 244
- querying utility collections 212
- running a program 26
- running peer generator tool 391
- running postprocessor 245
- schema evolution, serialization 92
- serializing 367
- transient-only fields 303
- exporting
- peer objects 101
- primary objects 101
- external references
- creating 142
- encoding as strings 146
- introduction 141
- nonexported objects 143
- obtaining objects 144
- reusing 145
- transactions 146
- ExternalReference class 141
F
- failover 2
- FAQs xxiii
- fetch()
- background 309
- manual annotations 294
- Field class 310
- fields in manual annotations 313
- file name too long 379
- final fields
- initialization 274
- postprocessor handling of 261
- finalize() method
- annotations 264
- avoiding 182
- flushContents()
- background 310
- manual annotations 292
- postprocessor 275
- -force option 380
- free variables 218
- -full option 388
G
- garbage collection
- active objects from commit() 157
- active objects from evict() 166
- C++ databases 84
- databases 82
- hollow objects from commit() 156
- hollow objects from evict() 165
- osgc utility 84
- persistent, overview 81
- properties 83
- segments 82
- stale objects from commit() 154
- stale objects from evict() 164
- strings 82
- tombstones 82
- weak references 152
- GenericObject class
- description 309
- getting field values 312
- setting field values 312
- get.PersistentClasses() method 333
- getFields()
- background 310
- example 311
- global sessions 33
H
- hash tables
- references to destroyed objects 178
- -hashcode postprocessor option 380
- hashCode()
- arrays 233
- problems 260
- providing 232
- requirements 231
- hollow object constructors
- creating 279
- transient nonstatic fields 287
- hollow persistent objects
- aborting transactions 172
- default effects of methods 179
- definition 11
- evict() 165
- transactions, committing 156
- hook methods 275
I
- identity
- databases 77
- Java wrapper classes 359
- persistent objects 148
- -includesummary option
- description 380
- how to use 333
- incremental schema installation 331
- -indexablefield option
- description 381
- IndexDescriptor class 228
- IndexDescriptorSet class 228
- IndexedCollection interface 223
- indexes
- adding to collections 223
- background 222
- dropping 224
- example 224
- introduction 222
- managing 227
- modifying 225
- optimizing queries 228
- updating 226
- info segment 56
- initializeContents()
- background 309
- manual annotations 292
- postprocessor 275
- initializing API
- creating nonglobal session 35
- specifying properties 57
- initializing objects, definition 11
- initializing transient fields 274
- inner classes 251
- -inplace postprocessor option 381
- input file for postprocessor 284
- input file option 388
- installing application types 336
- installing schema information 331
- interfaces
- annotations 290
- interoperability between PSE, PSE Pro, and ObjectStore 61
- interoperability, specifying enums 388
- iterators 208
J
- jar files 250
- Java executables 263
- Java Remote Method Interface 158
- Java-supplied classes 358
- JDK 1.2
- compatibility 203
- hashCode() 194
- unsupported operation 203
L
- large aggregations 198
- Lea, Doug, collections library 234
- -leaf option 388
- -libdir option 387
- libraries
- application types, identifying in 333
- ObjectStore 61
- postprocessing existing 240
- providing type summaries 403
- third-party collections 234
- type summaries, providing 334
- ListIterator class 208
- locking
- databases 326
- objects 326
- peer objects 328
- segments 326
- and transaction length 316
- wait time, reducing 316
- locks
- acquiring 326
- converting read to write 56
- MVCC, obtaining 318
- releasing 328
- timeouts 317
- types 327
- long file names 379
M
- manual annotations
- abstract classes 307
- application types, identifying 338
- background for accessing fields 308
- background for creating fields 308
- ClassInfo subclass definition 295
- example 297
- fields, accessing 313
- fields, creating 313
- fields, transient-only 302
- initializeContents() 292
- methods, required 292
- persistence-aware classes 306
- postprocessor conventions 306
- procedure 290
- mapping schema database
- -schema option 387
- maps
- description 206
- OSHashMap 195
- OSTreeMap 198
- querying 202
- media failure 4
- migrating
- objects 99
- PSE to ObjectStore 61
- unexported strings 60
- -modifyjava option 382
- moving
- databases 80
- objects into a database 129
- objects to another segment 103
- multiversion concurrency control
- databases, multiple 319
- databases, opening 320
- locks, obtaining 318
- serializability 319
- snapshots 318
- MVCC
- See multiversion concurrency control
N
- native methods
- capability for persistence 361
- postprocessing 286
- -native_interface option 388
- nested classes 251
- nested transactions 114
- -noarrayopt option 382
- -nodefaulthashcode postprocessor option 382
- -noinitializeropt option 382
- noncooperating threads 49
- nonexported objects 161
- nonglobal sessions 34
- nonpersistent methods 285
- -noopt option 383
- notation conventions xxii
- -nothisopt option 383
- notification facility
- background 340
- introduction 339
- managing 353
- performance 354
- process flow 341
- queue 353
- security 344
- Notification() 345
- Notification.getData() 352
- Notification.getKind() 352
- Notification.getMessage() 352
- Notification.getObject() 352
- Notification.getPendingNotifications() 353
- Notification.getQueueOverflows() 353
- Notification.getQueueSize() 353
- Notification.notifyImmediate() 350
- Notification.notifyOnCommit() 350
- Notification.receive() 351
- Notification.subscribe() 348
- Notification.unsubscribe() 349
- notifications
- creating 345
- definition 340
- reading 352
- retrieving 351
- sending 350
- subscribing 348
- threads 342
- transactions 343
- -nowrite option 283, 383
- null values
- maps 206
- queries 220
O
- object table 152
- objects
- destroying 173
- evicting, See evicting objects
- external references 141
- identity 148
- is it persistent? 138
- listing in a segment 139
- retrieving 137
- storing 128
- updating 147
- ObjectStore
- code example of use with PSE 64
- copying data to PSE 61
- general description 2
- process architecture 6
- what it does 4
- ObjectStore library property 61, 65, 66
- ObjectStore utility collections
- hash code method requirements 231
- ObjectStore.deepFetch() 367
- ObjectStore.destroy() 173
- ObjectStore.dirty() 294
- ObjectStore.evict() 162
- ObjectStore.evict(RETAIN_HOLLOW) 165
- ObjectStore.evict(RETAIN_READONLY) 166
- ObjectStore.evict(RETAIN_STALE) 164
- ObjectStore.evictAll() 167
- ObjectStore.export() 100
- ObjectStore.fetch() 294
- ObjectStore.getAutoOpenMode() 79
- ObjectStore.INSTALL_SCHEMA_BATCH 335
- ObjectStore.INSTALL_SCHEMA_INCREMENTAL 335
- ObjectStore.migrate() 99
- ObjectStore.MVCC 75
- ObjectStore.READONLY 75, 110
- ObjectStore.RETAIN_HOLLOW
- aborting transactions 172
- committing transactions 156
- evicting objects 165
- ObjectStore.RETAIN_READONLY
- aborting transactions 172
- committing transactions 157
- evicting objects 166
- ObjectStore.RETAIN_STALE
- aborting transactions 171
- committing transactions 154
- evicting objects 164
- ObjectStore.RETAIN_UPDATE
- aborting transactions 172
- committing transactions 160
- ObjectStore.setAutoOpenMode() 79
- ObjectStore.UPDATE 75
- starting transaction 110
- ObjectStoreConstants.MVCC 75
- ObjectStoreConstants.READONLY 75
- ObjectStoreConstants.UPDATE 75
- ODMG binding 3
- -oldtemplates option 390
- online backup 2
- optimizations, postprocessor
- descriptions 265
- disabling 265
- -optimizeclassinfo option to osjcfp 251, 383
- OS_JAVA_VM environment variable 373
- oscopy utility 80
- osgc utility
- C++ databases 84
- Java databases 84
- OSHashBag collection 195
- OSHashMap collections 195
- OSHashSet collections 196
- OSHashtable collections
- description 197
- JDK 1.2 compatibility 204
- lazy allocation 197
- osjcfp 235
- See postprocessor
- OSJCFPJAVA environment variable 263, 373
- osjcgen utility 387
- osjcheckdb utility 393
- osjgcdb utility 84
- osji.zip file 24
- osjshowdb utility 98, 395
- osjversion utility 401
- osmv utility 80
- OSTreeMap collections 198
- OSTreeSet collections 199
- OSVector collections
- description 200
- JDK 1.2 compatibility 204
- OSVectorList collections 201
P
- package names
- postprocessed classes 268
- renaming 288
- -package option 387
- password property 61
- patch updates xxiii
- PATH requirements 243
- peer generator tool
- class list 388
- example of running 391
- input files 388
- options 387
- running 387
- peer objects
- definition 15
- exporting 101
- performance
- cross-segment references 99
- Java-supplied classes 362
- lazy hash table allocation 197
- lazy vector allocation 200
- notification facility 354
- -persistaware option 248
- -persistcapable option 248
- persistence
- how objects become persistent 129
- Java-supplied classes 358
- manual annotations 302
- postprocessor 235
- transitive 129
- persistence mode options 248
- persistence-aware classes
- creating 257
- definition 14
- manual annotations 306
- persistence-capable classes
- abstract 307
- annotations 238
- definition 10
- generating, automatically 235
- generating, manually 289
- Java-supplied 358
- subclasses 286
- superclasses 259
- transient fields 273
- transient versions 246
- using as transient 369
- persistent objects
- active after evict() 166
- associated session 43
- definition 10
- destroying 173
- evicting all 167
- exporting 101
- external references 141
- garbage collection 81
- hollow after abort() 172
- hollow after commit() 156
- hollow after evict() 165
- identity 148
- is this object persistent? 138
- migrating 99
- multiple representations 53
- nonexported 161
- object state, specifying 147
- readable after abort() 172
- readable after commit() 157
- retrieving 137
- serializing 367
- stale after abort() 171
- stale after commit() 154
- stale after evict() 164
- transient fields 180
- updatable after abort() 172
- updatable after commit() 160
- UPDATE transaction 111
- Persistent.preDestroyPersistent() 174
- PersistentTypeSummary class 333
- postInitializeContents() 276
- postprocessor
- annotated class files, location 261
- annotated class files, managing 252
- annotated classes, previously 250
- annotated classes, subclasses 286
- applications, complex 255
- array dimensions 282
- batches 239
- Class could not be found error 246
- CLASSPATH requirements 243
- command line, sample 244
- consistency 259
- conventions 306
- customizing 275
- debugger 264
- destination directory background 246
- destination directory requirement 244
- duplicate file specifications 249
- errors and warnings 261
- example of multiple persistence modes 249
- example of running 245
- file name interpretation 247
- file not found 249
- final fields 261
- hollow object constructor 279
- hook methods, sample 277
- how it works 258
- input file 284
- introduction 237
- Java classes, modifying 382
- limitations 288
- new packages 268
- nonpersistent classes 266
- nonpersistent methods 285
- objects, optimizing retrieval of 280
- optimizations 265
- optimizations can cause problems 183
- PATH requirements 243
- persistence mode options 248
- persistence-aware classes 257
- preparations 243
- preventing generation of ClassInfo 383
- processing order 247
- running 242, 379
- static fields 262
- superclasses, modifications 259
- testing 283
- transient classes 271
- transient fields 273
- -translatepackage option 269
- zip files 250
- preClearContents() 276
- preFlushContents() 276
- primary keys 205
- primary objects 14
- product property 61
- propagation, transaction log 322
- properties
- COM.odi.applicationName 59
- COM.odi.cacheSize 59
- COM.odi.disableWeakReferences 60
- COM.odi.migrateUnexportedStrings 60
- COM.odi.ObjectStoreLibrary 61, 65, 66
- COM.odi.password 61
- COM.odi.product 61
- COM.odi.user 61
- garbage collection 83
- parameter 58
- system 57
- trapUnregisteredType 66
- PSE
- code example of use with OSJI 64
- copying data to ObjectStore 61
- using with OSJI 61
Q
- queries
- creating 211
- example 212
- executing 219
- expressions 211
- free variables 218
- indexes 222
- introduction 210
- limitations 221
- literals 211
- maps 202
- names 211
- null values 220
- operators 213
- optimizing for indexes 228
- String literals 214
- syntax 213
- unsupported 213
- -quiet option 384
- -quietclass option 384
- -quietfield option 384
R
- reachability 130
- read locks 56
- reading notifications 352
- read-only
- database open type 75
- receiving notifications 348
- recovery 4
- reducing size of application 251
- references
- checking 393
- cross-segment 99
- destroying sources 174
- destroying targets 178
- external 141
- from evicted objects 163
- to transient instances 272
- registering classes
- manual annotation 290
- postprocessor 237
- remote machines 2
- Remote Method Invocation. see RMI
- RestartableAbortException 120
- restarting aborted transactions 121
- RETAIN constants. see ObjectStore.RETAIN
- retaining objects
- abort transaction 170
- commit hollow 156
- commit read-only 157
- commit update 160
- default abort retain state 171
- evict active 166
- evict hollow 165
- eviction 162
- nonexported 161
- retain argument 153
- retrieving notifications 351
- RMI
- preparing to serialize 158
- serializing for 367
- using persistence-capable classes 369
S
- saving modifications
- committing transactions 153
- evicting objects 162
- schema evolution
- needed when 87
- preparation 88
- procedure 86
- serialization sample code 92
- superclasses 89
- schema information 331
- -schema option 387
- schema segment 56
- security, notifications 344
- Segment.GC() 82
- segments
- cross references 99
- description 72
- garbage collection 82
- listing 73
- locking 326
- objects, iterating through 139
- objects, wrong placement of 103
- situations to avoid 130
- storing objects in particular ones 129
- transient 73
- sending notifications 350
- serializability 319
- serialization
- persistent objects 367
- sample code for schema evolution 92
- Server description 6
- ServerRefusedConnectionException 120
- ServerRestartedException 120
- Session.createGlobal() 33
- Session.getGlobal() 33
- Session.getName() method 34
- Session.join() 46
- Session.leave() 50
- Session.terminate() 39
- sessions
- associated objects 43
- calls that imply 44
- creating 32
- definition 28
- global session 33
- is one active? 40
- join rules 43
- joining threads automatically 42
- metaobjects 55
- names 34
- nonglobal 34
- nonimplying calls 45
- objects, copies of 29
- obtaining 40
- properties, specifying 57
- shutting down 39
- threads 41
- threads not associated 51
- threads, explicitly adding 46
- threads, relationship to 41
- threads, removing 50
- transactions 37
- setting transient fields 276
- sharing data among PSE, PSE Pro, and ObjectStore 61
- shutting down sessions 39
- smaller footprint 251
- stale persistent objects
- aborting transactions 171
- attempts to access 179
- committing transactions 154
- definition 13
- evict() 164
- static fields
- postprocessor handling 262
- session ownership 54
- storing external references 142
- storing objects
- has this object been stored? 138
- how objects become persistent 129
- in particular segments 129
- procedure 128
- string pool size 65
- strings
- destroying 366
- garbage collection 82
- making them persistent 364
- pool size 65
- queries 214
- reusing 65
- unexported, migrating 60
- stublib.zip 369
- subscribing to receive notifications 348
- -summary option
- description 385
- how to use 333
- superclasses
- abstract 307
- modifications for persistence 259
- persistence-aware classes 257
- schema evolution 89
- support xxiii
- -suppress option 390
- suppressing generation of methods 390
- synchronization 154
- system crash 4
- system properties 57
T
- technical support xxiii
- terminating sessions 39
- testing postprocessor 283
- third-party collections 234
- threads
- already initialized? 52
- committing a transaction, effect of 55
- cooperating 48
- joined to session? 52
- joining session explicitly 46
- joining session, automatically 42
- noncooperating 49, 51
- not joined to session 51
- notifications 342
- objects, evicting 168
- persistent objects, access to 53
- removing from session 50
- sessions 41
- synchronizing 50
- transaction boundaries 126
- tombstones
- destroyed objects 173
- persistent garbage collection 82
- tools.zip file 24
- Training xxiv
- Transaction class description 110
- Transaction.abort()
- example 171
- general discussion 118
- retain 119
- Transaction.abort(RETAIN_HOLLOW) 172
- Transaction.abort(RETAIN_READONLY) 172
- Transaction.abort(RETAIN_STALE) 171
- Transaction.abort(RETAIN_UPDATE) 172
- Transaction.begin() 110
- Transaction.commit()
- general discussion 116
- saving modifications 153
- Transaction.commit(retain)
- general discussion 116
- specifying object state 153
- Transaction.current() 114
- Transaction.setDefaultAbortRetain() 171
- transactions
- aborted, retrying 121
- aborting 118, 120
- aborting to cancel changes 170
- boundaries, determining 124
- checkpoint 323
- committing
- description 116
- setting object state 153
- situations to avoid 130
- deadlocks 120
- ending 115
- evicting objects outside 169
- external references 146
- length 316
- multiversion concurrency control 318
- nested 114
- notifications 343
- priority 330
- RETAIN_HOLLOW 156
- RETAIN_READONLY 157
- RETAIN_STALE 154
- RETAIN_UPDATE 160
- sessions 37
- starting 110
- Transaction object, obtaining 114
- update and read-only 111
- transient and persistence-capable versions of same class 271
- transient database 73
- transient fields
- annotations, manual 302
- annotations, preventing 281
- initialization 274
- persistence-capable classes, behavior 180
- postprocessor 273
- read-only transactions 276
- transient instance of persistence-capable class 272
- transient objects 15
- transient segment 73
- transient version of class file 246
- transient views of collections 202
- transitive persistence
- becoming persistent 129
- definition 15
- trapping unregistered types 66
- trapUnregisteredType property 66
- troubleshooting
- access not allowed 265
- authentication required 61
- bad command or file name 263, 373
- class could not be found 246
- ClassCastException 66, 184
- destroyed objects, references to 178
- OutOfMemoryError
- postprocessor 250
- storing large objects 136
- retaining for read or update 158
- trapping unregistered types 66
- UnregisteredTypeException 184
- two sessions
- static variables 54
- two object copies 29
U
- unexported strings property 60
- Unicode strings 360
- unknown types 184
- unregistered type property 66
- UnregisteredType class 184
- UnregisteredTypeException 184
- update
- database open type 75
- updating objects 147
- upgrading PSE to ObjectStore 61
- user property 61
- UTF8 encoding 360
- utilities
- garbage collection 84
- osjcfp 235
- osjcheckdb 98, 393
- osjshowdb 98, 395
- osjversion 401
V
- variable initializers 303
- -verbose option 385
- version information 401
- very large aggregations 198
- views of maps 202
W
- weak references 60, 152
- weak references property 60
- wrapper classes
- identity 359
- persistence-capable 358
- queries 214
- write locks 56
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Copyright © 1998 Object Design, Inc. All rights
reserved.
Updated: 10/07/98 05:11:13