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I have simple search engine. It has primitive blocks. Each of them returns some rows from database. I need to implement simple logical expressions over those blocks. Say, “block1 && (block2 || block3)” should be translated to database query “set1 intersect (set2 join set3)”.
For that, I need parsing engine that can parse logical expression (and even more: to simplify it). It should produce AST, that then is translated to Slick query.
I'm not sure what that even means -- comparing a command-line logic system to a database library seems like a bit of a non-sequiteur. What sort of functionality are you looking for?
On Wed, Sep 20, 2017 at 2:54 AM, Alexander Myltsev <alexande...@phystech.edu> wrote:
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