Yang Xiufeng

Feature: add copy option `MAX_FILE_WRITE_THREADS`

2

**Summary** after https://github.com/datafuselabs/databend/pull/15596, the file size control for parquet is improved. but when there are many threads, blocks are likely to eventually be distributed to the writer threads, and result...

flaky test: test meta_node::meta_node_lifecycle::test_meta_node_leave_last_not_allowed

1

**Summary** https://github.com/datafuselabs/databend/actions/runs/9184001132/job/25255645607?pr=15602 cc @drmingdrmer

ci: add a label that test pr agains latest version of main clients.

1

**Summary** need cooperate of these clients?

wait for https://github.com/datafuselabs/databend/pull/16239

Feature: copy support transform clause

2

**Summary** ``` copy into from transform ( , ,) ``` suppose table1 has 100 columns. user want to transform 2 columns. he can just use ``` copy into table1 from...

feat: use session_token by default.

1

feat: 1. try to access `/v1/session/login` to get session token and refresh token when init APIClient. it got 404, do not use session token in the following request 3. uses...

bug: call `self.auth.wrap(builder)` when retry not work as what we expect.

4

If I understand correctly, we call it again in retry, in order to reload token from file, so it should be an overwrite of the old header value. but the...

flaky test: 0_stateless/18_rbac/18_0009_set_role.sh

3

**Summary** https://github.com/databendlabs/databend/actions/runs/11424045864/job/31784126673?pr=16644 some addition outputs like: ``` +Error: APIError: ResponseError with 1063: Permission denied: privilege [Insert] is required on 'default'.'default'.'t20_0015_table2' for user 'testuser1'@'%' with roles [testrole2,public] ```

**Summary** copy options are already removed from `create stage`, it is better to move them out of StageInfo, and no longer write to meta the unload part is done in...

is `hostname` in UserIdentity is fixed to `'%'`

3

**Summary** https://docs.databend.com/sql/sql-commands/ddl/user/user-create-user if it is, we can 1. refactor code, e.g. remove the `hostname` field in UserIdentity. 2. safely use `user_name` itself to play the role of UserIdentity in some...