Yang Xiufeng

read_bloom_filter_index() take 2min for ontime

8

can we accelerate it？ cc @dantengsky

I used to use ```python -m http.server 80``` to test databend `copy into` (so don`t have to start minio) . seems it not support Range_requests. `obj.range_reader` read from start and...

**Summary** need to check the URL needs masking.

**Summary** - [x] https://github.com/datafuselabs/databend/issues/7657 - [x] https://github.com/datafuselabs/databend/issues/6791 - [x] https://github.com/datafuselabs/databend/issues/6449 - [x] https://github.com/datafuselabs/databend/issues/6919 - [x] https://github.com/datafuselabs/databend/issues/6243 - [x] https://github.com/datafuselabs/databend/issues/6759

Feature: location path as prefix instead of dir

2

**Summary** for example: ``` root@localhost:8000/default> create stage s3 url = 'fs:///tmp'; error: APIError: ResponseError with 1005: URL's path must ends with `/` when do CREATE STAGE ```

So that the path serves as a real prefix. to be consistent with the native behavior of mainstream backends like S3.

tracking: http handler txn support.

3

**Summary** make sure: - without txn - old clients can work with new server - new clients can work with old server steps: - fix clients - [x] databend-go [x]...

met error `invalid unicode code point at line 1 column 256 ` when loading json dumped from hits table ( load from hits.csv.gz). both old and new ndjson loader. ```...

**Summary** cc @wubx

refactor: speed up ColumnBuilder::repeat(Scalar::Null).

2

I hereby agree to the terms of the CLA available at: https://docs.databend.com/dev/policies/cla/ ## Summary ### Problem Description The original implementation calls push_default n times, which is slow because each call...