Fujitsu UDS/SQL V2.5 Network Router User Manual


 
Structure of pages Direct CALC page
U929-J-Z125-9-76 211
Dokuschablonen 19x24 Version 7.3us für FrameMaker V7.x vom 14.02.2007 © cognitas GmbH 2001-2007
18. Oktober 2007 Stand 11:29.50 Pfad: G:\vogt\fsc\uds\Manuale\en\udsent_e\udsent.k07
Figure 53: Structure of a direct CALC page
Page header
Page index entry
Record
1
21
20
8/12
8/12
10
2
1
Own act key
Internal information
beginning
4
8
5
13
15
Number of reserved lines
Number of occupied lines
2
2
3
forward
backward
3
Chaining
length
2
Free space
Number of
page index entries
2
2
Beginning of
CALC table header
19
17
Page index entry
Free space
Record
CALC table line
CALC table line
CALC table header
2
21
Database key value
DBTT column = 0
4/8
1
25/29
26/30
27/31
1
Status = 3
Beginning of record
of record
4
Key value
3/6
Record RSQ
Beginning of
page index entry