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Home page and download page are available. But clicking on user manual link from the home page results in broken link.
Thanks
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```python
from neurolang.utils.relational_algebra_set.pandas import (
NamedRelationalAlgebraFrozenSet,
RelationalAlgebraStringExpression,
)
r = NamedRelationalAlgebraFrozenSet(columns=[…
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The project interested me since circa 2001 ( https://mail.python.org/pipermail/python-list/2001-July/116910.html ) and I am glad it is continued. Now I'm being a bit more versed in type theory, so wou…
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Currently all our code is in a single Gradle module at root. As the code base keeps growing, we should consider split major components into different sub-modules to have clear boundary and dependency.…
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Test case:
gist ID: 0c3296418a9053b5132034885511e4d9
Relational Algebra
```
(π SID, CID (Grade)) ÷ (π SID (Student))
```
The expected result should be:
```
Grade.CID
---
CS305
```
bu…
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`Union` and `Projection` operations are both defined with exactly the same code in:
- `relational_algebra.py`
- and `relational_algebra_provenance.py`.
Removing them from `relational_algebra_prov…
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Hello this is on PgSQL 10.13 , freetds-1.1.42 , tds_fdw 2.0.1 , I am using tdspool
Plain WHERE (no JOINs) suffers :
postgres@smadb:~$ psql
psql (10.13)
Type "help" for help.
dynacom=# \pset…
achix updated
4 years ago
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Several operations are implemented in double on non-provenance relational algebra sets in relational_algebra_provenance. So there's two tasks here
- [ ] Try to use the pattern matching system to ne…
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The current implementation of the extended projection operation as it's currently implemented, appends the projected columns to the RA set. This is not in agreement with the theory and should be chang…