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Data organization in data processing systems.
Terms and definitions


20886-85

01.07.86

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Data organization

2.

Data management

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3.

Data representation

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4.

Logical data organization

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5.

Physical data organization

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6.

Data base

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File

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8.

Data set

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9.

Logical record

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10.

Physical record

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11.

Data block

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12.

Network data base

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13.

Hierarchical data base

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14.

Relational data base

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15.

Distributed data base

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16.

Sequential file

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Indexed-sequential file

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18.

Sequential data set

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Indexed-sequential data set

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20.

Direct data set

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21.

Fixed-length record

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22.

Variable-length record

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23.

Undefined-length record

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24.

Data manipulation language

DML

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25.

Access method

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26.

Index

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27.

Data set catalog

Catalog

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28.

Data set name

29.

Data set label

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Primary index

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31.

Secondary index

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32.

Dense index

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33.

Sparse index

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34.

Key

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35.

Search key

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36.

Primary key

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37.

Secondary key

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38.

Concatenated key

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39.

Data base maintenance

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40.

Data protection

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41.

Access

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42.

Sequential access

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43.

Direct access

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44.

Remote access

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45.

Access path

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46.

Data base management system

DBMS

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47.

Item

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49.

Data list

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50.

Chained list

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51.

Ring structure

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52.

Array

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53.

Data base scheme

54.

External scheme

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55.

Internal scheme

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56.

Conceptual scheme

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57.

Data definition language

DDL

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58.

Data model

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Access 41

Access method 25

Access path 45

Array 52

Catalog 27

Chained list 50

Concatenated key 38

Conceptual scheme 56

Data base 6

Data base scheme 53

Data base maintenance 39

Data base management system 46

Data block 11

Data definition language 57

Data list 49

Data management 2

Data model 58

Data organization 1

Data protection 40

Data representation 3

Data set 8

Data set catalog 27

Data set label 29

Data set name 28

DBMS 28

DDL 57

Dense index 32

Direct access 43

Direct data set 20

Distributed data base 15

DML 24

External scheme 54

File 7

Fixed-length record 21

Hierarchical data base 13

Index 26

Indexed-sequential data set 19

Indexed-sequential file 17

Internal scheme 55

Item 47

Key 34

Logical data organization 4

Logical record 9

Network data base 12

Physical data organization 5

Physical record 10

Primary index 30

Primary key 36

Relational data base 14

Remote access 44

Ring structure 51

Search key 35

Secondary index 31

Secondary key 37

Sequential access 42

Sequential data set 18

Sequential file 16

Sparse index 33

Undefined-length record 23

Variable-length record 22

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1. 31.01.85 240

2. 20886-75

3. -

4. 1, 2, 1988 ., 1990 . ( 10-88, 1-91)

 

 

 

 






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