| Criteria / Paper | Jayaratne et al., 2019 | Park and Moon, 2015 | Barros et al., 2016 | Sellami et al., 2014 | Xu et al., 2016 | Fang, 2015 | Ribeiro et al., 2018 | Our DJ method |
|---|---|---|---|---|---|---|---|---|
| Recognizes structured data | X | X | X | X | X | X | X | |
| Recognizes semi-structured data | X | X | X | X | X | |||
| DaaS support | X | X | ||||||
| DBaaS support | X | X | X | X | X | X | X | |
| Data join | X | X | X* | X | X | |||
| Joins more than two datasets | X | ** | X* | X | ||||
| No specific domain | X | X | X | X | X | |||
| Types of joins | X |
* Requires manual effort to develop data integration
** Not specified