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I'm not sure a procedural visualization is appropriate for a declarative language like SQL. It can be misleading both on underlying concepts (sets and relations
by ComodoHacker 5y ago
I'm not sure a procedural visualization is appropriate for a declarative language like SQL. It can be misleading both on underlying concepts (sets and relations) and actual query execution.
I'd more like to see a visualization it terms of tuples, sets and operations on them leading to result set.
- rockostrich 5y agoI guess this could be a teaching tool if you focus on just selecting keywords from the dropdown, but in general most SQL engines' EXPLAIN features are leagues more useful than this.
- bvm-101 5y agoIdea was to supplement the many websites that do explain SQL this way. But yes, I agree with that statement.