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Journal of Engineering and Applied Science

Table 3 The performance of Murmur hashing with groups of different numbers

From: An experimental study of group-by and aggregation on CPU-GPU processors

Data set

Load factor

L-I-C

C-I-C

L-S-C

L-S-G

C-S-C

C-S-G

S= 211

25%

2/11

2/11

8/11

0/11

3/11

0/11

 

50%

0/11

2/11

4/11

0/11

4/11

0/11

 

90%

2/11

3/11

2/11

0/11

1/11

0/11

S= 221

25%

0/6

2/6

6/6

6/6

5/6

5/6

 

50%

0/6

0/6

2/6

6/6

1/6

0/6

 

90%

0/6

1/6

0/6

0/6

0/6

0/6

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