Thijs

[C-API] Decimal casting to other type fixes

6

This PR fixes #4506 In the C-API Decimals are not being treated as the correct internal type, and the `width` and `scale` of the decimal is not taken into account...

### What happens? For prepared statements DuckDB provides `duckdb_bind_` functions. For `DECIMAL` this function is missing. Thanks to Giorgi on Discord for bringing attention to this. Implementing this functionality is...

[Python (Relational)] Query now returns a DuckDBPyRelation

2

This PR addresses an issue brought up on Discord (not sure if there was ever a Github issue made for it) The problem is described here: ```py rel1 = duckdb.query('select...

## To reproduce ```sql select ['a'] as i from range(10) tbl(i); ``` ## Environment details Client: shell.duckdb.org Version: 0.4.0 (@duckdb/[email protected]) ## Reproducable outside of WASM? I have tried this same...

[Python][Dev] Fix issue in `read_csv` related to the s3 extension

2

This PR fixes #9349, fixes https://github.com/duckdblabs/duckdb-internal/issues/498 The issue stems from the S3 filesystem expecting an active transaction: `auto transaction = CatalogTransaction::GetSystemCatalogTransaction(*context);` When we're creating a ReadCSVRelation we don't have a...

This PR fixes https://github.com/duckdblabs/duckdb-internal/issues/155 This should improve the error message that users gets when they are misusing a function that lives in an extension. For example, the provided test: ```...

[Python] Rework the python regression test script

1

This PR aims to clean up the python regression test script, clarifying what is tested there, and making it easier to extend in the future

This PR fixes https://github.com/duckdblabs/duckdb-internal/issues/120 This PR fixes #8496 This PR fixes #9713 This PR will: - Remove limitations on Alter, no Alter will be blocked by existing dependencies anymore(1) -...

This PR fixes #10608 This issue identified some issues surrounding lifetime management of ArrowArrays we are referencing to be able to zero-copy the data. ### Summary of changes `arrow_owned_data` is...

This PR is related to https://github.com/duckdb/duckdb/pull/10649 To ensure this issue is prevented in the future, we verify a few constraints on the enums: - All values are explicitly assigned, e.g...