Oracle8(TM) ConText(R) Cartridge -- Index

, (comma)

as a numgroup character, 4-40

as accumulate operator, 4-8

as punctuation, 4-38

. (decimal point) numjoin, 4-39

. (period) as punctuation, 4-38

: operator, 4-11, 4-12

; operator, 4-8

= operator, 4-5, 4-6

> operator, 4-11

? operator, 4-15, 4-17

@ operator, 4-34

_ wildcard, 4-27

theme query, 5-6

{} escape character, 4-35

| operator, 4-5

~ operator, 4-5

32-bit environment

viewing in, 6-10

32-bit I/O utility, 6-11, D-2

accumulate operator, 4-8

example, 4-8

in thesaurus queries, 4-20

precedence, 4-25

administration tool

linguistic settings, 7-4

altering precedence, 4-26

ambiguous theme queries, 5-5

API

arguments

thesaurus operators, 4-20

ASCII text

paragraph recognition, 7-10

base-letter conversion, 4-3

base-letter support

expansion operators, 4-18

thesuarus operator, 4-24

brace as escape character, 4-35

braces, 4-35

altering precedence, 4-28

brackets

altering precedence, 4-26, 4-28

broader term operator

example, 4-22

CANCEL procedure

CTX_LING, 10-26

CTX_SVC, 8-7, 10-44

CANCEL_ALL procedure, 10-45

CANCEL_USER procedure, 10-46

cancelling linguistic request, 8-7

canonical forms in knowledge catalog, 7-8

case-sensitivity

linguistic requirement, 7-11

of theme queries, 5-5

categories in knowledge catalog, 7-7

classifying documents, 7-15

CLEAR_ALL_ERRORS procedure, 10-47

CLEAR_ERROR procedure, 8-7, 10-48

CLEAR_INDEX_ERRORS procedure, 10-49

CLEAR_LING_ERRORS procedure, 10-50

clearing linguistic requests with errors, 8-7

CLOSE_CON procedure, 3-15, 10-3

combined queries

first/next and max, 4-13

combining queries, 2-9

comma

accumulate operator, 4-8

as a numgroup, 4-40

command-line syntax

I/O utility, D-2

completion processing, 8-9

composite textkey table

creating theme and gist, 8-4

gist structure, A-7

hitlist structure, A-2

theme structure, A-6

composite textkeys

in-memory queries, 3-16

one-step queries, 3-14

two-step queries, 3-7

using FETCH_HIT, 10-9

using PKDECODE, 10-17

using PKENCODE, 10-18

compound phrases

in synonym queries, 4-21

CONTAINS function, 3-11, 3-12, 9-3

restrictions, 3-12

using multiple, 3-12

CONTAINS procedure, 3-3, 10-4

tables created, A-2

using SQEs, 4-31

continuation character, 4-37

querying, 4-38

control

32-bit viewer, 6-10

COUNT_HITS function, 3-18, 10-7

counting hits, 2-7, 3-18

CREATE TABLE command, 6-5

CREATE VIEW statement, 3-7

cross-references in knowledge catalog, 7-8

CTX_LING

CTX_PROPER_NAME table, 7-12

CTX_QUERY

CTX_SVC

CLEAR_ALL_ERRORS, 10-47

CLEAR_ERROR, 8-7, 10-48

CLEAR_INDEX_ERRORS, 10-49

CLEAR_LING_ERRORS, 10-50

package, 7-5, 10-43

REQUEST_STATUS, 10-51

CTX_USER_SQES view, 4-32

CTXIO32, 6-11, D-2

CTXLING sample application, B-7

CTXPLUS sample application, B-3

CTXQUERY sample application, C-2

database links

in CONTAINS PL/SQL procedure, 10-4

in COUNT_HITS PL/SQL function, 10-7

in OPEN_CON PL/SQL function, 10-16

using in in-memory queries, 3-17

using in one-step queries, 3-14, 9-6

using in two-step queries, 3-9

DBMS_OUTPUT.ENABLE, 3-16

decimal point

as a numjoin, 4-39

default mark-up, 6-3

DEFAULT thesaurus, 4-21

demo application

DML

document

classifying with themes, 7-15

definition, 2-2

loading, 1-8

theme indexing, 5-2

document signatures, 5-2

document size requirements, 7-11

document viewing, 6-2

in Windows, 6-10

DROP TABLE command, 6-6

equivalence operator, 4-5, 4-6

error processing, 8-9

errors

clearing, 8-7

escaping special characters, 4-35

EXECUTE command, 4-34

expansion operator

expansion operators, 4-15

extending stored query expressions, 4-31

external text storage, 2-3

FETCH_HIT function, 3-15, 10-9

files

storing text in, 2-3

first/next operator, 4-11, 4-13

with max, 4-13

formats

supported for Windows 32-bit viewing, 6-11

generating, 8-4, 10-31

GET_COMPLETION_CALLBACK function, 10-27

GET_ERROR_CALLBACK function, 10-28

GET_LOG_PARSE function, 8-11, 10-29

GET_SETTINGS_LABEL function, 10-30

GETTAB procedure, 6-5, 10-11, A-2

gist

generating, 8-4, 10-31

generic, 7-16

point-of-view, 7-15

gist table

composite textkey, 8-4

composite textkey stucture, A-7

creating, 8-3

structure, A-7

GROUP BY clause, 3-13

grouping characters, 4-28

with theme queries, 5-6

GUI

sample code, C-2

HIGHLIGHT procedure, 10-13

code sample, 6-7

example, C-9, C-10

GUI application example, C-8

result table, A-3, C-8

using, 6-4

highlighted text

mark-up, 6-3

viewing, 6-2

HIGHTAB (highlight) table

about, 2-10

hitlist table

composite textkey, A-2

structure, A-2

hits counting, 3-18

homographs

in broader term queries, 4-23

in narrower term queries, 4-23

HTML

embedding viewer control in, 6-10

hyphenated words

querying, 4-38

I/O utility, 6-11, D-2

ICFTAB table

structure, A-4

indexing

special characters, 4-37

in-memory query, 2-6

example, 3-15, B-6

limitations, 3-17

using, 3-15

with composite textkeys, 3-16

input

linguistic requirements, 7-10

internal text storage, 2-3

iterative queries, 4-29, 4-31

knowledge catalog, 5-3, 7-7

canonical forms, 7-8

cross-references, 7-8

lexicon, 7-7

parsing engine, 7-9

linguistic core, 7-7

linguistic output, 7-14

combining with theme/text queries, 8-12

generating, 8-3, 8-12

table structure, A-6

tables, 8-3

linguistic personality, 7-3

linguistic request

about, 7-2, 7-4

clearing, 8-7

monitoring status, 8-6

removing, 8-7

submitting, 8-5

linguistic settings

about, 7-17

specifying, 8-2

linguistics

about, 7-2

Application Program Interface, 7-5

case sensitivity, 7-11

requirements, 7-3

text input, 7-10

list of themes, 7-14

generating, 8-4, 10-33

logging linguistic parse information, 8-11

logical operators, 4-5

scoring, 4-7

mark-up

default, 6-3

highlighting, 6-3

Master/Detail table, 2-2

max operator, 4-11, 4-12

with first/next, 4-13

MINUS operator, 4-8

example, 4-9

precedence, 4-25

monitoring services queue, 8-6

multiple CONTAINS, 3-12

multiple policies

with one-step queries, 5-5

MUTAB (mark-up) table, A-3

narrower term operator

example, 4-23

near operator, 4-8

nesting

stored query expressions, 4-32

NOFILTAB (no filter) table

numbers

numgroup character, 4-37

querying, 4-39

numjoin character, 4-37

querying, 4-39

OCX

32-bit viewer, 6-10

one-step query, 2-6, 3-11

example, 3-12, B-5

multiple policies, 5-5

processing, 3-11

theme, 5-4

OPEN_CON function, 3-15, 10-16

operator

operators

stem, 4-15

theme query examples, 5-6

thesaurus, 4-19

operators in SQEs, 4-33

OR operator, 4-5

example, 4-5

precedence, 4-25

Oracle Worldwide Technical Support

how to contact, xvii

how to contact in Europe, xvii

how to contact in U.S.A., xvii

output

generating linguistic, 8-12

package

paragraph separation, 7-10

parallel processing

two-step queries, 3-10

parentheses

altering precedence, 4-26, 4-28

parse logging, 8-11

parsing engine, 7-9

PENDING requests

removing, 8-7

penetration of operators, 4-17

personality

linguistic, 7-3

PKDECODE function, 10-17

PKENCODE function, 10-18

PL/SQL

document viewing procedures, 6-2

in text queries, 4-34

plain text

storing, 2-3

PLAINTAB (plain text) table

structure, A-5

point-of-view gist

about, 7-15

generating, 8-4, 10-31

policy

linguistic requirement, 7-3

theme indexing, 5-2

POV gist, see point-of-view gist

precedence

altering, 4-26, 4-28

equivalence operator, 4-7

operator, 4-25

preference

THEME_LEXER, 5-2

preferred term operator

example, 4-22

printjoin character, 4-37

querying with, 4-38

procedures

in queries, 4-34

proper names table, 7-12

proximity operator, see near operator

punctuation character, 4-37

querying, 4-38

punctuation requirements, 7-10

PURGE_SQE procedure, 4-29, 10-19

qualifiers

homograph, 4-23

using in queries, 4-23

query

query expression

query ID

in results table, C-4

query terms, 4-2

query_id parameter in CONTAINS, 3-5, 10-5

querying

continuation, 4-38

numbers, 4-39

punctuation, 4-38

queue

services, see services queue

recognition

paragraph, 7-10

word and sentence, 7-10

record set, 2-6

re-evaluation of SQEs, 4-30

REFRESH_SQE procedure, 4-29, 4-31, 10-20

reindexing a document, C-10

related term operator

example, 4-22

RELTAB procedure, 10-21

remote databases

counting query hits in, 2-7, 3-18, 10-7

in-memory queries in, 3-17, 10-16

one-step queries in, 3-14, 9-6

two-step queries in, 3-9, 10-4

remote queries

in-memory, 3-17, 10-16

one-step, 3-14, 9-6

query hits counting, 10-7

two-step, 3-9, 10-4

REMOVE_SQE procedure, 4-29, 10-22

removing pending requests, 8-7

request

clearing errors, 8-7

monitoring linguistic, 8-6

removing linguistic, 8-7

REQUEST_GIST procedure, 8-4, 10-31

REQUEST_STATUS function, 10-51

REQUEST_THEMES procedure, 8-4, 10-33

requests

about, 7-4

reserved words and characters, 4-35

result table

allocating, 6-5

composite textkey, A-2

definition, 2-12

hitlist, 3-4, A-2

shared, 3-5, C-4

result-set operators, 4-11

sample application

SCORE function, 3-11, 3-13, 9-5

score-changing operators, 4-8

scoring, 2-11

logical operators, 4-7

theme query, 5-4

two-step queries, 3-4

search criteria

scoring, 2-11

search options, 2-4

SELECT statement

in one-step queries, 3-12

in two-step queries, 3-3

separation

paragraph, 7-10

server

personality, 7-3

service request

cancelling, 10-44, 10-45, 10-46

removing errors, 10-47, 10-49, 10-50

services queue

about, 7-4

monitoring, 8-6

session and system SQEs, 4-30

session configuration

setting, 8-2

SET_COMPLETION_CALLBACK procedure, 8-9, 10-35

SET_ERROR_CALLBACK procedure, 8-9, 10-36

SET_LOG_PARSE procedure, 8-11, 10-37

SET_SETTINGS_LABEL procedure, 8-2, 10-38

settings

linguistic, 7-17, 8-2

sharelevel parameter in CONTAINS, 3-5, 10-4

sharing result table, 3-5

forms example, C-4

signatures

document, 5-2

skipjoin character, 4-37

querying with, 4-38

soundex operator, 4-15

special characters

SQEs, see stored query expressions

SQL functions

STORE_SQE procedure, 4-29, 10-23

stored query expressions

extending, 4-31

iterative queries, 4-31

nesting, 4-32

re-evaluation, 4-30

session and system, 4-30

support of operators, 4-33

using, 4-29

storing text, 2-3

stripping punctuation characters, 4-38

structured query, 3-8

with in-memory queries, 3-17

SUBMIT function, 8-4, 10-41

submitting linguistic requests, 8-5

supported document formats

for Windows 32-bit viewing, 6-11

synonym operator, 4-19

example, 4-21

table structure

gist, A-7

HIGHLIGHT, A-3

hitlist, A-2

ICFTAB, A-4

MUTAB, A-3

tables

SQE, 4-32

text

ASCII paragraph recognition, 7-10

text column

modifying, 4-30

text input

linguistic requirements, 7-10

text queries

combining with linguistic output, 8-12

text query, 2-4

search options, 2-4

selecting method, 3-2

text storage, 2-3

theme index

creating, 5-2

theme query, 2-5

ambiguous queries, 5-5

combining with linguistic output, 8-12

one-step, 5-4

operators not supported, 5-6

scoring, 5-4

two-step, 5-4

using operators, 5-5

theme table

composite textkey, 8-4, A-6

theme weight

in document signatures, 5-3

list of themes, 7-14

THEME_LEXER preference, 5-2

themes

classification, 7-15

generating, 10-33

generating list of, 8-4

list of, 7-14

thesaurus

calling in queries, 4-21

DEFAULT, 4-21

hierarchy levels, 4-21

thesaurus operators, 4-19

arguments, 4-20

limitations, 4-20

with theme query, 5-6

threshold operator, 4-11

top term operator

example, 4-24

two-step query, 2-6, 3-3

alternative, 3-6

example, 3-3, B-5

parallel processing, 3-10

view

two-step alternative, 3-6

viewing

CTX_QUERY.HIGHLIGHT, 6-2

in 32-bit Windows, 6-10

views

Visual Basic

using the viewer control with, 6-10

weight

in list of themes, 7-14

theme, 5-3

weight operator, 4-8, 4-9

wildcard characters, 4-27

with theme query, 5-6

Windows 32-bit I/O utility, D-2

Windows 32-bit viewing, 6-10

table used, A-4

writing style requirement, 7-11

Index

Symbols

Numerics

A

B

C

D

E

F

G

H

I

K

L

M

N

O

P

Q

R

S

T

V

W