Table 4.
Ringo performance of Select and Join operations on tables. Numbers give measured times on our test datasets. The Rows/s gives the processing rate in millions of table rows processed per second. The processing rate for Join takes the sizes of both input tables into account.
| Dataset | LiveJournal | Twitter2010 |
|---|---|---|
| Select 10K, in place | <0.2s | 1.6s |
| Rows/s | 405.9M | 935.3M |
|
| ||
| Select all-10K, in place | <0.1s | 1.6s |
| Rows/s | 575.0M | 917.7M |
|
| ||
| Join 10K | 0.6s | 4.2s |
| Rows/s | 109.5M | 348.8M |
|
| ||
| Join all-10K | 3.1s | 29.7s |
| Rows/s | 44.5M | 98.8M |