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**Is your feature request related to a problem or challenge? Please describe what you are trying to do.**
While working filter pushdown for iceberg-rs: https://github.com/apache/iceberg-rust/pull…
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As we plan ahead for PG 16 support, I realized that this commit https://github.com/postgres/postgres/commit/2489d76c4906f4461a364ca8ad7e0751ead8aa0d#diff-60dfe720257ddb41ac40a211ea8eb3ce37196ed01ab910…
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### Is your feature request related to a problem or challenge?
Consider the following case:
```rust
let ctx = SessionContext::new();
ctx.sql("create table t1 (a int, b int)").await?;
…
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### Checks
- [X] I have checked that this issue has not already been reported.
- [X] I have confirmed this bug exists on the [latest version](https://pypi.org/project/polars/) of Polars.
### Reprodu…
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### Description
Meta ticket for introducing case-insensitive string comparisons and functions:
- [x] Introduce `=~` operator for performing case insensitive equality between ~~a string field and a st…
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The spec for DICTIONARY_ENCODING states that:
> If the dictionary grows too big, whether in size or number of distinct values, the encoding will fall back to the plain encoding.
https://github…
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Issue: The query takes x time sometimes, and most of the times it takes 2x time. In less probability the query also fails with optimiser timeout error.
Observations:
1. Prometheus: The memory, cpu…
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### Checks
- [X] I have checked that this issue has not already been reported.
- [X] I have confirmed this bug exists on the [latest version](https://pypi.org/project/polars/) of Polars.
### Re…
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**Is your feature request related to a problem? Please describe.**
Eclipse can push unary negation down into the following parenthetical expression, using De Morgan's laws. It would be great if the…
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## Feature Request
### Is your feature request related to a problem? Please describe:
As an expensive query has been executed on the TiKV server to pushdown calculate, So it's using too much m…