Information Technology Reference
In-Depth Information
Corresponding hierarchical schema:
Department
Dept _no
Dept _name
Secondary
indice
T-no
T-name
Phone-no
Teacher
T-no
Module-no
Mod-name
No-of-students
Module
Module-no
The source embedded-SQL program to be translated is:
,'(17,),&$7,21',9,6,21
3527*5$0,'64/352-
(19,5210(17',9,6,21
&21),*85$7,216(&7,21
6285&(&20387(5,%0
2%-(&7&20387(5,%0
'$7$',9,6,21
:25.,1*6725$*(6(&7,21
&23<64/&$
12'$7$
3,&6
&203
9$/8(
68&&(66
3,&6
&203
9$/8(
+2679$5,$%/(6
012
3,&;
9$/8(
 
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