xyl

### How to reproduce this bug? ```python from weaviate import connect_to_local from weaviate.classes.config import Property, DataType, Configure import uuid client = connect_to_local() col_name = "TestDatetimeRfc3339" if client.collections.exists(col_name): client.collections.delete(col_name) client.collections.create( name=col_name,...

Alias reassignment silently overwrites existing alias target

3

## Current Behavior When assigning an alias to one collection and then assigning the **same alias** to another collection, the alias is silently **reassigned** to the second collection. The existing...

collection_exists returns 404 due to wrong route instead of validating invalid names

1

### Description When calling `collection_exists` with **invalid collection names** (such as empty string or control characters), the client constructs an incorrect request path like: ``` /collections//exists ``` This leads the...

hnsw_ef accepts 0 / "100" / very large values with no effect (likely silently coerced/ignored)

1

## 🐛 Current Behavior `hnsw_ef` parameter accepts certain invalid or unreasonable values without error or visible effect. Values such as `0`, `"100"`, `10_000_000`, and `None` are silently accepted, producing results...

Bug Report: DATETIME payload index accepts invalid RFC3339 timestamps and behaves inconsistently

2

# Bug Report: `DATETIME` payload index accepts invalid RFC3339 timestamps and behaves inconsistently ## Summary When a payload field is indexed as `PayloadSchemaType.DATETIME`, Qdrant accepts invalid (non-RFC3339) timestamp strings without...