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Table 2 Overview of the query features.

From: Gauging triple stores with actual biological data

 

Simple Filters

More than 8 triple patterns

OPTIONAL operator

LIMIT modifier

ORDER BY modifier

DISTINCT modifier

REGEX operator

UNION operator

COUNT operator

Q1

     

x

   

Q2

       

x

 

Q3

x

x

x

  

x

x

  

Q4

         

Q5

         

Q6

         

Q7

x

     

x

  

Q8

     

x

   

Q9

x

        

Q10

x

x

   

x

x

  

Q11

         

Q12

       

x

 

Q13

 

x

x

  

x

 

x

 

Q14

    

x

    

Q15

         

Q16

         

Q17

     

x

  

x

Q18

x

x

  

x

 

x

x

 

Q19

     

x

 

x

x

Q20

     

x

  

x

Q21

     

x

  

x

Q22

         

Q23

         

Q24

x

  

x

  

x

  
  1. The selected 24 queries (Q1 through Q24) were used to evaluate the triple stores' responsiveness with respect to various query features. The table shows the full set of queries and the features used therein.