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Add table engine with auto deduplication by key.
When inserting a string with an existing key into the table, is there a way to automatically mark the old string so that it is no longer used in the…
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Esta semana a cargo @ricardorojass
Siguiente semana @julianduque
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### Bug Report
We've been weighing up whether to report this one, but I've decided to go ahead with it as the behaviour is unexpected at the very least.
| Q | A
|------------ | ----…
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**Is your feature request related to a problem?**
This RFC is a part of this issue: https://github.com/opensearch-project/sql/issues/44
Currently, PPL can not answer question with percentile functio…
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(you don't have to strictly follow this form)
## Question
create table
```
CREATE TABLE measure_olap.olap_comm_deal_margin_agreement_indicator_di_cube_v37
(
...
)
ENGINE = CnchMergeTree
…
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### Search before asking
- [X] I had searched in the [issues](https://github.com/apache/seatunnel/issues?q=is%3Aissue+label%3A%22bug%22) and found no similar issues.
### What happened
I cre…
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### Current Behavior
Our RDF4J usage pattern is more like OLTP (many SPARQL Update queries) not OLAP (SPARQL Select "analytics" queries).
We've discovered an unusual slowdown of a SPARQL Update DE…
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### 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
2.0.2
### What's Wrong?
表结构如下:
```
C…
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**Describe the bug**
BE crash occasionally and `be.out` shows:
```
palo_be: ../nptl/pthread_mutex_lock.c:80: __pthread_mutex_lock: Assertion `mutex->__data.__owner == 0' failed.
*** Aborted at 1…
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**Describe the bug**
**To Reproduce**
Restarting the database, or restarting the server all get the above error.
**Expected behavior**
Can restart the database normally
**Screenshots**
!…