| Name | Lines of code | Maintainability | Test coverage |
| src/sql/Statement/Query.php | 5 | A 0 mins | |
| src/sql/Statement/Read.php | 5 | A 0 mins | |
| src/sql/Statement/Select.php | 17 | A 0 mins | |
| src/sql/Statement/Statement.php | 5 | A 0 mins | |
| src/sql/Statement/Update.php | 16 | A 0 mins | |
| src/sql/Storage.php | 132 | B 6 hrs |