Symbols | A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X

Index: R

byte string operations : 9.2.2.2. Slicing and dicing

character set conversions : 9.2.3.9. The UTL_RAW.CONVERT function

comparing : 9.2.3.7. The UTL_RAW.COMPARE function

concatenating

9.2.3.10. The UTL_RAW.COPIES function
9.2.3.8. The UTL_RAW.CONCAT function

concepts : 9.2.2. Raw Data Manipulation Concepts

copying : 9.2.3.10. The UTL_RAW.COPIES function

date conversions : 9.2.2.1. Conversion and coercion

hex conversions : 9.2.2.1. Conversion and coercion

length of : 9.2.3.11. The UTL_RAW.LENGTH function

numeric conversions : 9.2.2.1. Conversion and coercion

overlaying : 9.2.3.12. The UTL_RAW.OVERLAY function

range of values : 9.2.3.17. The UTL_RAW.XRANGE function

reversing : 9.2.3.13. The UTL_RAW.REVERSE function

substring of : 9.2.3.14. The UTL_RAW.SUBSTR function

translation of byte strings : 9.2.3.15. The UTL_RAW.TRANSLATE function

transliteration : 9.2.3.16. The UTL_RAW.TRANSLITERATE function

VARCHAR2 conversions : 9.2.3.6. The UTL_RAW.CAST_TO_VARCHAR2 function

VARCHAR2 conversions

9.2.2.1. Conversion and coercion
9.2.3.5. The UTL_RAW.CAST_TO_RAW function

RAW_ARG procedure : 17.3.3.1. The DBMS_DEFER.<datatype>_ARG procedure

READ procedure (DBMS_LOB)

8.1.1. DBMS_LOB Programs

8.3.2.3. The DBMS_LOB.READ procedure

SUBSTR versus

8.3.2.3. The DBMS_LOB.READ procedure
8.3.2.4. The DBMS_LOB.SUBSTR function

READ_CLIENT_INFO procedure

7.1.1. DBMS_APPLICATION_INFO Programs
7.2.1. The DBMS_APPLICATION_INFO.READ_CLIENT_INFO procedure

READ_EV procedure : 11.2.2.1. The DBMS_SYSTEM.READ_EV procedure

READ_MODULE procedure

7.1.1. DBMS_APPLICATION_INFO Programs
7.2.2. The DBMS_APPLICATION_INFO.READ_MODULE procedure

READ_ONLY procedure

4.2.1.1. DBMS_TRANSACTION programs
4.2.5.1. The DBMS_TRANSACTION.READ_ONLY procedure

READ_WRITE procedure

4.2.1.1. DBMS_TRANSACTION programs
4.2.5.2. The DBMS_TRANSACTION.READ_WRITE procedure

readev.sql : 11.2.2.1. The DBMS_SYSTEM.READ_EV procedure

RECEIVE_MESSAGE function

3.1.1.1. DBMS_PIPE programs
3.1.5.2. The DBMS_PIPE.RECEIVE_MESSAGE function

receive_unpack_friend procedure

3.1.4.4. The DBMS_PIPE.UNPACK_MESSAGE procedure
3.1.6.1. Defining message types and encapsulating communications logic

receive_unpack_request procedure

3.1.5.2. The DBMS_PIPE.RECEIVE_MESSAGE function
3.1.7.5. The pipesvr package

recipient lists : 5.1.5. A Glossary of Terms

overriding subscriber lists : 5.1.5. A Glossary of Terms
table types for : 5.3.5. Recipient and Subscriber List Table Types
tables for : 5.3.6. Message Properties Record Type

recipients : (see consumers)

recmpile.sp : 10.3.2.1. The DBMS_DDL.ALTER_COMPILE procedure

recompile procedure : 10.3.2.1. The DBMS_DDL.ALTER_COMPILE procedure

recovery

automatic : 4.2.6.2. The DBMS_TRANSACTION.PURGE_LOST_DB_ENTRY procedure
raw data and : 9.2. UTL_RAW: Manipulating Raw Data

RECTIFY procedure

15.5.1. Getting Started with DBMS_RECTIFIER_DIFF
15.5.2.2. The DBMS_RECTIFIER_DIFF.RECTIFY procedure

referenceability, altering : 10.3.4. Setting Referenceability of Tables

REFRESH procedure (DBMS_REFRESH)

14.2.1. Getting Started with DBMS_REFRESH
14.2.5. Manually Refreshing Snapshot Groups

REFRESH procedure (DBMS_SNAPSHOT)

14.1.1. Getting Started with DBMS_SNAPSHOT
14.1.3. Refreshing Snapshots

REFRESH_SNAPSHOT_REPGROUP procedure

14.4.1.1. DBMS_REPCAT programs
14.4.5. Manually Refreshing a Snapshot Replication Group

REGISTER procedure (DBMS_ALERT) : 3.2.2.1. The DBMS_ALERT.REGISTER procedure

register.sql

7.3.1. About the register_app Package
7.3.2. The action Procedure
7.3.4. The Information Procedures

register_app package

(see also specific program names)
1.3.5.1. Examples of encapsulation packages
7.3.1. About the register_app Package
batch process step registration : 7.3.5. Using the register_app Package
encapsulating DBMS_APPLICATION_INFO with : 7.3.6. Covering DBMS_APPLICATION_INFO

REGISTER_PROPAGATOR procedure

17.2.1.1. DBMS_DEFER_SYS programs
17.2.6.8. The DBMS_DEFER_SYS.REGISTER_PROPAGATOR procedure (Oracle8 only)

REGISTER_SNAPSHOT procedure

14.1.1. Getting Started with DBMS_SNAPSHOT
14.1.6.1. The DBMS_SNAPSHOT.REGISTER_SNAPSHOT procedure (Oracle 8 only)

REGISTER_STATISTICS procedure

16.1.1. DBMS_REPCAT Programs
16.6.1.1. The DBMS_REPCAT.REGISTER_STATISTICS procedure

regtest.sql : 7.3.5. Using the register_app Package

relative file numbers, returning : 9.1.3.5. The DBMS_ROWID.ROWID_RELATIVE_FNO function

RELEASE function

4.1.1.1. DBMS_LOCK programs
4.1.2.4. The DBMS_LOCK.RELEASE function

reload_TF function : 12.1.3.1. The segspace package

RELOCATE_MASTERDEF procedure

15.3.1.1. DBMS_REPCAT programs
15.3.5.4. The DBMS_REPCAT.RELOCATE_MASTERDEF procedure

remote databases

(see also distributed databases)
4.2.2. Advising Oracle About In-Doubt Transactions
propagating messages to : 5.1.4. Propagation Features

remote destinations

(see also RPCs)
17.1.1. About Remote Destinations
adding default destinations : 17.2.2.1. The DBMS_DEFER.SYS.ADD_DEFAULT_DEST procedure
data dictionary view for : 17.1.1. About Remote Destinations
deleting default destinations : 17.2.2.2. The DBMS_DEFER.SYS.DELETE_DEFAULT_DEST procedure
specifying : 17.3.2.1. The DBMS_DEFER.TRANSACTION procedure

remote procedure calls : (see RPCs)

REMOVE procedure (DBMS_ALERT)

3.2.1.1. DBMS_ALERT programs
3.2.2.2. The DBMS_ALERT.REMOVE procedure

REMOVE procedure (DBMS_JOB)

13.1.1. DBMS_JOB Programs
13.2.7.1. The DBMS_JOB.REMOVE procedure

remove_all_jobs procedure

1.3.5.1. Examples of encapsulation packages
13.3.3. DBMS_IJOB: Managing Other Users' Jobs

REMOVE_MASTER_DATABASES procedure

15.3.1.1. DBMS_REPCAT programs
15.3.5.2. The DBMS_REPCAT.REMOVE_MASTER_DATABASES procedure

REMOVE_PIPE function

3.1.1.1. DBMS_PIPE programs
3.1.3.2. The DBMS_PIPE.REMOVE_PIPE function

REMOVE_SUBSCRIBER procedure

5.5. DBMS_AQADM: Performing AQ Administrative Tasks (Oracle8 only)
5.5.3.2. The DBMS_AQADM.REMOVE_SUBSCRIBER procedure

REMOVEALL procedure (DBMS_ALERT)

3.2.1.1. DBMS_ALERT programs
3.2.2.3. The DBMS_ALERT.REMOVEALL procedure

REPCAT_IMPORT_CHECK procedure

15.3.1.1. DBMS_REPCAT programs
15.3.8.1. The DBMS_REPCAT.REPCAT_IMPORT_CHECK procedure

repcatlog queue : 15.3.6. Maintaining the Repcatlog Queue with DBMS_REPCAT

processing entries : 15.3.6.1. The DBMS_REPCAT.DO_DEFERRED_REPCAT_ADMIN procedure
removing entries : 15.3.6.3. The DBMS_REPCAT.PURGE_MASTER_LOG procedure
waiting for completion : 15.3.6.2. The DBMS_REPCAT.WAIT_MASTER_LOG procedure

repeatable reads : 4.2.5.1. The DBMS_TRANSACTION.READ_ONLY procedure

repgroup.sql : 15.3.2.1. The DBMS_REPCAT.CREATE_MASTER_REPGROUP procedure

replicated objects

(see also master sites; replication groups)
15.3.3.3. The DBMS_REPCAT.DROP_MASTER_REPOBJECT procedure
altering : 15.3.3.5. The DBMS_REPCAT.ALTER_MASTER_REPOBJECT procedure
comments, adding or changing : 15.3.3.6. The DBMS_REPCAT.COMMENT_ON_REPOBJECT procedure
dropping : 15.3.3.3. The DBMS_REPCAT.DROP_MASTER_REPOBJECT procedure
packages : 15.3.4.1. The DBMS_REPCAT.GENERATE_REPLICATION_SUPPORT procedure
procedures : 15.3.4.1. The DBMS_REPCAT.GENERATE_REPLICATION_SUPPORT procedure
support generation, priority group creation and : 16.3.2.1. The DBMS_REPCAT.DEFINE_PRIORITY_GROUP procedure
tables : (see tables, replicated tables)
triggers : (see replication triggers)

replication

(see also advanced replication)
13. Job Scheduling in the Database
job queue and : 13. Job Scheduling in the Database
propagating DML : 14.1.2.1. The DBMS_SNAPSHOT.I_AM_A_REFRESH function
raw data and : 9.2. UTL_RAW: Manipulating Raw Data
RPCs and : 17.1.1. About Remote Destinations

replication groups

(see also master sites; replicated objects)

15.3.2.1. The DBMS_REPCAT.CREATE_MASTER_REPGROUP procedure

BEFORE ROW triggers and : 15.3.4. Replication Support with DBMS_REPCAT

comments, adding or changing : 15.3.2.3. The DBMS_REPCAT.COMMENT_ON_REPGROUP procedure

creating : 15.3.3.1. The DBMS_REPCAT.CREATE_MASTER_REPOBJECT procedure

creating objects : 15.3.3.1. The DBMS_REPCAT.CREATE_MASTER_REPOBJECT procedure

creating replication groups : 15.3.2.1. The DBMS_REPCAT.CREATE_MASTER_REPGROUP procedure

dropping : 15.3.2.2. The DBMS_REPCAT.DROP_MASTER_REPGROUP procedure

executing DDL : 15.3.3.4. The DBMS_REPCAT.EXECUTE_DDL procedure

propagation modes

altering for current session : 15.6. DBMS_REPUTIL: Enabling and Disabling Replication
altering for individual columns : 15.3.8.3. The DBMS_REPCAT.SEND_AND_COMPARE_OLD_VALUES procedure (Oracle8 only)
altering for replication group : 15.3.8.2. The DBMS_REPCAT.ALTER_MASTER_PROPAGATION procedure

pseudo-primary keys, designating : 15.3.3.2. The DBMS_REPCAT.SET_COLUMNS procedure

quiescing : 15.3.7.1. The DBMS_REPCAT.SUSPEND_MASTER_ACTIVITY procedure

replication schema groups versus : 15.3.2. Replication Groups with DBMS_REPCAT

resuming activity : 15.3.7.2. The DBMS_REPCAT.RESUME_MASTER_ACTIVITY procedure

resynchronizing object identifiers : 15.3.8.1. The DBMS_REPCAT.REPCAT_IMPORT_CHECK procedure

replication packages

(see also replication support packages)
15.3.4.1. The DBMS_REPCAT.GENERATE_REPLICATION_SUPPORT procedure
generating : 15.3.4.2. The DBMS_REPCAT.GENERATE_REPLICATION_PACKAGE procedure

replication queue : (see repcatlog)

replication support packages

(see also replication packages)
15.3.4.1. The DBMS_REPCAT.GENERATE_REPLICATION_SUPPORT procedure
15.3.4.2. The DBMS_REPCAT.GENERATE_REPLICATION_PACKAGE procedure
generating : 15.3.4.1. The DBMS_REPCAT.GENERATE_REPLICATION_SUPPORT procedure

replication triggers : 14.1.2.1. The DBMS_SNAPSHOT.I_AM_A_REFRESH function

conflict resolution and : 14.1.2.2. The DBMS_SNAPSHOT.SET_I_AM_A_REFRESH procedure

deferred transactions and : 17. Deferred Transactions and Remote Procedure Calls

dropping replicated objects and : 14.4.3.2. The DBMS_REPCAT.DROP_SNAPSHOT_REPOBJECT procedure

dropping replicated tables and : 15.3.3.3. The DBMS_REPCAT.DROP_MASTER_REPOBJECT procedure

generating

15.3.4.1. The DBMS_REPCAT.GENERATE_REPLICATION_SUPPORT procedure
15.3.4.3. The DBMS_REPCAT.GENERATE_REPLICATION_TRIGGER procedure

propagation mode alteration and : 15.3.8.2. The DBMS_REPCAT.ALTER_MASTER_PROPAGATION procedure

REPLICATION_OFF procedure : 15.6.2.1. DBMS_REPUTIL.REPLICATION_OFF procedure

REPLICATION_ON procedure : 15.6.2.2. DBMS_REPUTIL.REPLICATION_ON procedure

repobjs.sql : 15.3.3.1. The DBMS_REPCAT.CREATE_MASTER_REPOBJECT procedure

reports

DBMS_OUTPUT used for : 6.1. DBMS_OUTPUT: Displaying Output
Method 4 dynamic SQL used for : 2.5.4. Displaying Table Contents with Method 4 Dynamic SQL

repsites.sql : 15.3.5.1. The DBMS_REPCAT.ADD_MASTER_DATABASE procedure

REQUEST function

4.1.2.2. The DBMS_LOCK.REQUEST function
4.1.1.1. DBMS_LOCK programs

reset procedure

11.1.5.1. Adding value to DBMS_SESSION
11.1.5.7. The reset procedure

RESET_BUFFER procedure

3.1.1.1. DBMS_PIPE programs

3.1.3.3. The DBMS_PIPE.RESET_BUFFER procedure

message unpacking/sending and : 3.1.7.2. Exploring DBMS_PIPE

tips about

3.1.3.3. The DBMS_PIPE.RESET_BUFFER procedure
3.1.6.5. Using RESET_BUFFER

RESET_PACKAGE procedure

11.1.1.1. DBMS_SESSION programs
11.1.4.3. The DBMS_SESSION.RESET_PACKAGE procedure

resource accounting : (see performance analysis)

resource management : 11.1.4. Managing Session Resources

server resources : 12. Managing Server Resources

restricted ROWIDs

converting from extended ROWIDs : 9.1.3.9. The DBMS_ROWID.ROWID_TO_RESTRICTED function
creating extended ROWIDs from : 9.1.3.8. The DBMS_ROWID.ROWID_TO_EXTENDED function
format : 9.1.2. ROWID Concepts
Oracle versions and : 9. Datatype Packages

RESUME_MASTER_ACTIVITY procedure

15.3.1.1. DBMS_REPCAT programs
15.3.7.2. The DBMS_REPCAT.RESUME_MASTER_ACTIVITY procedure

RESUME_SUBSET_OF_MASTERS procedure

15.4.1. Getting Started with DBMS_OFFLINE_OG
15.4.2.5. The DBMS_OFFLINE_OG.RESUME_SUBSET_OF_MASTERS procedure

RETURNING clause

dynamic SQL and : 2.5.7. Using the RETURNING Clause in Dynamic SQL
multiple-row delete : 2.5.7.2. RETURNING from a multiple-row delete
single-row insert : 2.5.7.1. RETURNING from a single-row insert

RevealNet : About PL/Vision

REVERSE function : 9.2.3.13. The UTL_RAW.REVERSE function

REVOKE_ADMIN_ANY_REPGROUP procedure

15.2.1.1. DBMS_REPCAT_ADMIN programs
15.2.2.4. The DBMS_REPCAT_ADMIN.REVOKE_ADMIN_ANY_REPGROUP procedure

REVOKE_ADMIN_ANY_REPSCHEMA procedure : 15.2.1.1. DBMS_REPCAT_ADMIN programs

REVOKE_ADMIN_REPGROUP procedure

15.2.1.1. DBMS_REPCAT_ADMIN programs
15.2.2.2. The DBMS_REPCAT_ADMIN.REVOKE_ADMIN_REPGROUP procedure

REVOKE_ADMIN_REPSCHEMA procedure : 15.2.1.1. DBMS_REPCAT_ADMIN programs

REVOKE_SURROGATE_REPCAT procedure

15.1.1.1. DBMS_REPCAT_AUTH programs
15.1.2.2. The DBMS_REPCAT_AUTH.REVOKE_SURROGATE_REPCAT procedure

roles

(see also privileges)

2.4.2. Privileges and Execution Authority with DBMS_SQL

advanced queuing and

5.2.3. Authorizing Accounts to Use Oracle AQ
5.4. DBMS_AQ: Interfacing to Oracle AQ (Oracle8 only)
5.5. DBMS_AQADM: Performing AQ Administrative Tasks (Oracle8 only)

job execution and : 13.2.2. Job Execution and the Job Execution Environment

session roles

enabling/disabling : 11.1.2.4. The DBMS_SESSION.SET_ROLE procedure
testing if enabled : 11.1.3.1. The DBMS_SESSION.IS_ROLE_ENABLED function

rollback : 4.2.4. Rolling Back Changes

alerts and : 3.2.2.5. The DBMS_ALERT.SIGNAL procedure
lock persistence and : 4.1.2.2. The DBMS_LOCK.REQUEST function
message processing and : 5.1.3. Dequeue Features
snapshot refreshing and : 14.1.3.1. The DBMS_SNAPSHOT.REFRESH procedure

ROLLBACK procedure

4.2.1.1. DBMS_TRANSACTION programs
4.2.4.1. The DBMS_TRANSACTION.ROLLBACK procedure

ROLLBACK_FORCE procedure

4.2.1.1. DBMS_TRANSACTION programs
4.2.4.2. The DBMS_TRANSACTION.ROLLBACK_FORCE procedure

ROLLBACK_SAVEPOINT procedure

4.2.1.1. DBMS_TRANSACTION programs
4.2.4.4. The DBMS_TRANSACTION.ROLLBACK_SAVEPOINT procedure

row numbers, returning : 9.1.3.6. The DBMS_ROWID.ROWID_ROW_NUMBER function

rowbyhash function : 10.1.2.12. The DBMS_UTILITY.GET_HASH_VALUE function

rowbyscan function : 10.1.2.12. The DBMS_UTILITY.GET_HASH_VALUE function

ROWID_ARG procedure : 17.3.3.1. The DBMS_DEFER.<datatype>_ARG procedure

ROWID_BLOCK_NUMBER function : 9.1.3.1. The DBMS_ROWID.ROWID_BLOCK_NUMBER function

ROWID_CREATE function : 9.1.3.2. The DBMS_ROWID.CREATE_ROWID function

ROWID_INFO procedure : 9.1.3.3. The DBMS_ROWID.ROWID_INFO procedure

ROWID_OBJECT function : 9.1.3.4. The DBMS_ROWID.ROWID_OBJECT function

ROWID_RELATIVE_FNO function : 9.1.3.5. The DBMS_ROWID.ROWID_RELATIVE_FNO function

ROWID_ROW_NUMBER function : 9.1.3.6. The DBMS_ROWID.ROWID_ROW_NUMBER function

ROWID_TO_ABSOLUTE_FNO function : 9.1.3.7. The DBMS_ROWID.ROWID_TO_ABSOLUTE_FNO function

ROWID_TO_EXTENDED function : 9.1.3.8. The DBMS_ROWID.ROWID_TO_EXTENDED function

ROWID_TO_RESTRICTED function : 9.1.3.9. The DBMS_ROWID.ROWID_TO_RESTRICTED function

ROWID_TYPE function : 9.1.3.10. The DBMS_ROWID.ROWID_TYPE function

ROWID_VERIFY function : 9.1.3.11. The DBMS_ROWID.ROWID_VERIFY function

ROWIDs

9. Datatype Packages

9.1.2. ROWID Concepts

absolute file numbers, returning : 9.1.3.7. The DBMS_ROWID.ROWID_TO_ABSOLUTE_FNO function

block numbers, returning : 9.1.3.1. The DBMS_ROWID.ROWID_BLOCK_NUMBER function

components of, returning : 9.1.3.3. The DBMS_ROWID.ROWID_INFO procedure

creating : 9.1.3.2. The DBMS_ROWID.CREATE_ROWID function

datatypes of

9. Datatype Packages
9.1.3.10. The DBMS_ROWID.ROWID_TYPE function

dropped files and : 9.1.3.8. The DBMS_ROWID.ROWID_TO_EXTENDED function

format : 9.1.2. ROWID Concepts

latest row fetched : 2.3.10.3. The DBMS_SQL.LAST_ROW_ID function

object numbers and : 9.1.3.4. The DBMS_ROWID.ROWID_OBJECT function

parsing : 9.1.3.3. The DBMS_ROWID.ROWID_INFO procedure

relative file numbers, returning : 9.1.3.5. The DBMS_ROWID.ROWID_RELATIVE_FNO function

returning : 9.1.3.2. The DBMS_ROWID.CREATE_ROWID function

verifying : 9.1.3.11. The DBMS_ROWID.ROWID_VERIFY function

ROWIDTOCHAR function (Oracle7) : 9.1.2. ROWID Concepts

rows

deleting arrays

2.5.6.2. Using array processing to delete
2.5.7.2. RETURNING from a multiple-row delete

deleting objects in : 9.2.5.1. The UTL_REF.DELETE_OBJECT procedure

fetching

2.3.1. Processing Flow of Dynamic SQL

2.3.7. Fetching Rows

2.3.8.1. The DBMS_SQL.COLUMN_VALUE procedure

example : 2.5.4.6. Retrieving and displaying data

immediate fetching : 2.3.7.2. The DBMS_SQL.EXECUTE_AND_FETCH function

past last record

2.3.7.1. The DBMS_SQL.FETCH_ROWS function
2.3.7.2. The DBMS_SQL.EXECUTE_AND_FETCH function

fetching arrays

2.3.7.1. The DBMS_SQL.FETCH_ROWS function
2.3.7.2. The DBMS_SQL.EXECUTE_AND_FETCH function
2.5.6.4. Using array processing to fetch

inserting arrays : 2.5.6.1. Using array processing to insert

rowid of latest row fetched : 2.3.10.3. The DBMS_SQL.LAST_ROW_ID function

rows fetched count : 2.3.10.2. The DBMS_SQL.LAST_ROW_COUNT function

updating arrays : 2.5.6.3. Using array processing to update

rows procedure : 2.5.6.4. Using array processing to fetch

RPCs

(see also deferred transactions)

17.1.1. About Remote Destinations

specifying : 17.3.3.1. The DBMS_DEFER.<datatype>_ARG procedure

arguments

obtaining datatypes : 17.4.1.3. The DBMS_DEFER_QUERY.GET_ARG_TYPE function
obtaining datatypes and values : 17.4.1.4. The DBMS_DEFER_QUERY.GET_CALL_ARGS procedure
obtaining values : 17.4.1.5. The DBMS_DEFER_QUERY.GET_<datatype>_ARG function

calling : 17.3.2.2. The DBMS_DEFER.CALL procedure

data dictionary views for : 17.1.2. Data Dictionary Views

destinations for : 17.1.1. About Remote Destinations

parameterized RPCs : 17.3.3. Parameterized RPCs

parameterless RPCs : 17.3.2. Basic RPCs

queuing of (illustration) : 17.3.2.3. The DBMS_DEFER.COMMIT_WORK procedure

replication and : 17.1.1. About Remote Destinations

RUN procedure

13.1.1. DBMS_JOB Programs
13.2.7.3. The DBMS_JOB.RUN procedure

runddl.sp : 2.4.2.2. The tale of Scott

runprog.sp : 2.3.8.3. The DBMS_SQL.VARIABLE_VALUE procedure

Symbols | A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X