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Answers and rating deltas for
What is the correct way of checking if varchar2 is empty?
| Author | Votes | Δ |
|---|---|---|
| Justin Cave | 8 | +1.04 |
| David Aldridge | 4 | +0.17 |
| tbone | 0 | -1.20 |
Last visited: Nov 10, 2015, 6:27:31 PM