Table 17 Best results by partitioning and bucketing configuration and by SF
From: Evaluating partitioning and bucketing strategies for Hive-based Big Data Warehousing systems
SF | Data model | Without data organization strategies | Partitioning (P) and bucketing (B) | |||
|---|---|---|---|---|---|---|
P = Od_Year B = Orderkey | P = S_Region B = Suppkey | P = Od_Year B = P_Brand | P = Od_Year, S_Region B = Suppkey | |||
30 | SS | 92 s | 100 s | 77 s | – | 81 s |
8% | − 16% | – | − 12% | |||
DT | 63 s | 46 s | – | 47 s | 33 s | |
− 26% | – | − 24% | − 47% | |||
100 | SS | 262 s | 256 s | 285 s | – | 220 s |
− 2% | 9% | – | − 16% | |||
DT | 155 s | 129 s | – | 119 s | 90 s | |
− 17% | – | − 23% | − 42% | |||
300 | SS | 733 s | 835 s | 452 s | – | 650 s |
14% | − 38% | – | − 11% | |||
DT | 472 s | – | – | – | – | |
– | – | – | – | |||