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Allow multiple `yield` steps in `from`.
In #21 we allowed `from` to contain multiple `group` and `where` clauses, in any order, but `yield` had to come last. Since `yield` is analogous to the `Proj…
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Hi all, I've got the following script:
```python
from pikepdf import Pdf
path = "/some/path/on/my/machine.pdf"
with Pdf.open(path) as pdf:
outline = pdf.open_outline()
for title in out…
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As discussed in https://github.com/jOOQ/jOOQ/issues/13063, jOOQ 3.17 will have additional convenience to build common `MULTISET` and `ROW` expressions based on path navigation, similar to the existing…
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Tuple selectors remain to be added into the language, per the [official spec](https://bogl.engr.oregonstate.edu/docs/BoglSyntax.pdf). This quickly describes the features, and some conditions we want t…
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To avoid having a big TOC, I propose categorizing the modules in the SymPy Modules Reference section of the documentation.
cc @asmeurer @oscarbenjamin
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Hi all!
I did some googling and couldn't find a good answer to this... How similar is OmniSci's SQL dialect to Postgres? I know OmniSci leverages Apache Calcite, but I couldn't find any Calcite vs.…
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Add a "morel" Calcite UDF, to allow hybrid plans with a mixture of relational and non-relational operators.
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Hi,
I'd like to confirm 3 points of confusion:
1. The operation of **join** is absent in relational algebra grammar，is it possible that causes Search errors(52%) you mentioned in the paper?
2. …
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Given a `MyModel` AR::Base class where `x` is a nullable boolean field, I believe Rails generates incorrect SQL -for MySQL- for the following query:
```
MyModel.where.not(x: true)
# SELECT `users`.* …
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As a test, I did:
```
make clean
make theories/HoTT.vo
make
```
to see what things in the library were not used by HoTT.vo. It turns out that there are many things. I know that some are intent…