cloudberry

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[Bug] Orca chooses the wrong column type for CTAS

1

### Apache Cloudberry version main ### What happened When running the CTAS statement, the orca may get wrong type for the columns. For example ```sql create table t1 (id int,...

gfphoenix78

### Apache Cloudberry version main ### What happened When running `make install -C ~/cloudberry`, errors returned: ``` # Download PyYAML using curl (only if not exists) Downloading PyYAML-5.4.1.tar.gz... # install...

tuhaihe

[Bug] compression failed: Destination buffer is too small uncompressed len 32760

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### Apache Cloudberry version 2.0 ### What happened When performing SELECT, INSERT, or VACUUM operations on some tables, the error ​​"compression failed: Destination buffer is too small uncompressed len 32760"​​...

ryapandt

ci: add debian package Apache Cloudberry (incubating) build and test workflow

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Introduces GitHub Actions workflow for Apache Cloudberry (incubating) build debian package: In https://github.com/apache/cloudberry/pull/1359 I have added docker build and test containers for ubuntu 22.04. Here I add CI workflow to...

leborchuk

### Apache Cloudberry version main branch ### What happened ```sql create external web table t3(a int, b text) LOCATION ('http://:/bad_gb.txt') FORMAT 'TEXT' (DELIMITER ',' NULL '' ) ENCODING 'GB18030' LOG...

gfphoenix78

Previously, statistics (min-max, sum, count, etc.) were computed synchronously during data insertion, causing significant slowdowns due to heavy computational overhead. This change introduces an asynchronous approach to maintain statistics: -...

gongxun0928

Add udp2, an experimental IPC layer implementation

6

Fixes #ISSUE_Number ### What does this PR do? ### Type of Change - [ ] Bug fix (non-breaking change) - [ ] New feature (non-breaking change) - [ ] Breaking...

zhangyue1818

`cbdb-postgres-merge` has merge artifacts

5

[`cbdb-postgres-merge` branch](https://github.com/apache/cloudberry/tree/cbdb-postgres-merge) has Git merge artifacts since 0959648e12a6db95fd370b5584a170937bde3ab7, see an [example](https://github.com/apache/cloudberry/blob/cbdb-postgres-merge/.gitignore#L13).

kuraga

CI: add NOTICE year and binaries check to Apache RAT check

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* Add check for current year in NOTICE file copyright statement - Ensure copyright year is up-to-date (eg, 2024-$currentyear) * Add binary files detection in source tree - This check...

tuhaihe

orca: implement intra-segment parallel table scan support

4

Add comprehensive parallel table scan capability to GPORCA optimizer, enabling worker-level parallelism within segments for improved query performance on large table scans. Key components: - New CPhysicalParallelTableScan operator and CDistributionSpecWorkerRandom...

yjhjstz