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Updated README's examples

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Also put more in evidence the link to the proper website
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Salvo 'LtWorf' Tomaselli 2015-05-31 19:12:10 +02:00
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README.md
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@ -4,10 +4,16 @@ It provides GUI that can be used for executing relational queries, and also prov
Provides a standalone Python module that can be used for executing relational queries, parsing relational expressions and optimizing them. Provides a standalone Python module that can be used for executing relational queries, parsing relational expressions and optimizing them.
Official website
================
More documentation can be found here http://ltworf.github.io/relational/
Install Install
======= =======
Windows installer can be found here: https://code.google.com/p/relational/downloads/list Binary download for Windows can be obtained from the website.
For Linux, check your distribution's packages, relational is available on Debian and Ubuntu. For Linux, check your distribution's packages, relational is available on Debian and Ubuntu.
@ -20,21 +26,17 @@ These are some valid queries
``` ```
σage > 25 and rank == weight(A) σage > 25 and rank == weight(A)
σ (name.upper().startswith('J') and age>21 )(people) σ (name.upper().startswith('J') and age>21 )(people)
Q ᐅᐊ π a,b(A) ᐅᐊ B Q ⋈ π a,b(A) ⋈ B
ρid➡i,name➡n(A) - π a,b(π a,b(A)) ᑎ σage > 25 or rank = weight(A) ρid➡i,name➡n(A) - π a,b(π a,b(A)) ∩ σage > 25 or rank = weight(A)
π a,b(π a,b(A)) π a,b(π a,b(A))
ρid➡i,name➡n(π a,b(A)) ρid➡i,name➡n(π a,b(A))
A ᐅᐊ B A ⋈ B
``` ```
More documentation can be found here http://ltworf.github.io/relational/
Run from sources Run from sources
================ ================
To launch the application, run To launch the application, run
``` ```
@ -44,5 +46,5 @@ To launch the application, run
If it needs some dependencies: If it needs some dependencies:
Qt5, Python 3.4 or greater, PyQt5 Qt5, Python 3.4 or greater, PyQt5
It can run on osx but this is not supported. It can run on osx but bugreports about that will be rejected.