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    Answers and rating deltas for
    How can I use a variable in a relational algebra query?
| Author | Votes | Δ | 
|---|---|---|
| Renzo | 2 | 0.00 | 
Last visited: May 11, 2019, 11:16:05 PM
 
            | Author | Votes | Δ | 
|---|---|---|
| Renzo | 2 | 0.00 |