Conjunctive queries

1. Conjunc'veQueries-­‐SQLTranslator
Owner
:
Damian
Burstzyn
Presenter
:
Katerina
Tzompanaki
2%

2. Conjunc'veQueries
Models
RDF
conjunc/ve
queries
in
a
Java
representa/on
by
• Parsing
files
of
consecu/ve
RDF
conjunc/ve
queries
•
Crea/ng
a
Java
object
representa/on
(Conjunc/veQuery
object)
for
each
query
2
SQLTranslator
Translates
a
Conjunc/ve
object
to
an
SQL
query

3. Code
loca'on
Conjunc'veQueries
URL:hHps://scm.gforge.inria.fr/svn/distriples/trunk/Conjunc/veQuery
SQLTranslator
URL:hHps://scm.gforge.inria.fr/svn/distriples/trunk/SQLTranslator
3

4. Code
volume
Number
of
lines
of
code
Total:
5714
Number
of
types
Total:
36
4
Conjunc'veQueries
SQLTranslator
Number
of
lines
of
code
Total:
744
Number
of
types
Total:
7

5. Code
Contributors
5
Conjunc'veQueries
Past:
Julien
Leblay
Current:
• Damian
Burstzyn
• Stama/s
Zampetakis
SQLTranslator
Past:
Julien
Leblay
Konstan/nos
Karanasos
Current:
• Damian
Burstzyn
• Stama/s
Zampetakis

6. Code
users
6
Conjunc'veQueries
SQLTranslator
Damian
Burstzyn
(in
fragmented
query
execu2on)

7. Code
structure
7
• Input:
A
series
of
conjunc/ve
queries
in
text
file
• Output:
A
map
of
String
(query
name)
to
Conjunc/ve
query
object
• Modules:
• Conjunc'veQuery
• Parser
• Input:
A
Conjunc/veQuery
object
• Output:
A
string
represen/ng
the
SQL
query
statement
• Modules:
• SQLtranslator
Conjunc'veQueries
SQLTranslator

8. Technical
Dependencies
• Log4j
• Junit
8
Conjunc'veQueries
SQLTranslator
• Conjunc/veQuery
• Log4j
• Junit

9. Digram
9
Txt file with RDF
conjunctive queries
Parser ConjunctiveQuery SQLTranslator
Txt file with SQL
conjunctive queries
One conjunctive
query in string
One conjunctive
query as Java object

10. Merci
10