hui lai

[opt](bytebuffer) allocate ByteBuffer memory by Allocator and make it exception safe (#38960)

5

pick (#38960) At present, the memory allocation of `ByteBuffer` is done through `new char[capacity_]`. Now, it is uniformly allocated by `Allocator` for the following purposes: 1. Better memory statistics 2....

[improve](cloud) add error msg when abort stream load transaction to meta service

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If use **explicit transactions**, error messages may display inaccurately: ``` mysql> begin; Query OK, 0 rows affected (0.00 sec) {'label':'txn_insert_df15d2c71f594be9-a7cbb425b53316b4', 'status':'PREPARE', 'txnId':''} mysql> insert into test_begin_insert_mow1 values (13, false, 621,...

Read the FAQ first: https://github.com/confluentinc/librdkafka/wiki/FAQ Do NOT create issues for questions, use the discussion forum: https://github.com/confluentinc/librdkafka/discussions Description =========== When my program was consuming Kafka data through consumer, I deleted the...

[fix](load) print real reason if fetching Kafka meta fail

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### What problem does this PR solve? Print real reason if fetching Kafka meta fail, if set unknown topic： before msg ``` Failed to get all partitions of kafka topic:...

[enhance](load) support routine load job parallel begin and commit transaction

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### What problem does this PR solve? close https://github.com/apache/doris/issues/51892 ### Release note None ### Check List (For Author) - Test - [ ] Regression test - [ ] Unit Test...

### Search before asking - [x] I had searched in the [issues](https://github.com/apache/doris/issues?q=is%3Aissue) and found no similar issues. ### Version cloud ### What's Wrong? At present, for a single routine load...

[draft] lazy create column writer when flush memtable for partial update

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### What problem does this PR solve? ### Release note None ### Check List (For Author) - Test - [ ] Regression test - [ ] Unit Test - [...

branch-4.0: [enhance](job) support adaptive batch param for routine load job

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### What problem does this PR solve? pick https://github.com/apache/doris/pull/56930 and https://github.com/apache/doris/pull/57967 Users may set the max batch interval relatively small for visibility, which may result in insufficient throughput and data...