| Title | Checking Null Values |
| Catalog Type | SLCItem |
| Persistent ID | https://acos.cs.vt.edu/html/annotated/acos-annex-sql/DataSelection27 |
| Platform Name | AnnEx |
| Features | — |
| Description | Checking Null Values |
| Keywords | null |
| Author | Administrator |
| Institution | |
| Iframe URL | https://acos.cs.vt.edu/html/annotated/acos-annex-sql/DataSelection27 |
| Protocol | html |
| Protocol URL | |
| License | MIT |
| Programming Language | SQL |
| Natural Language | en |