zhan7236

[Improvement-17560][Helm] Update Bitnami chart versions for PostgreSQL, MySQL and Zookeeper

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### What is the purpose of the pull request This PR performs a comprehensive update of the DolphinScheduler Helm charts to ensure compatibility with the new versions of Bitnami charts,...

[Feature] Add index_size meta function to query column index sizes

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## Why I'm doing: This PR implements the feature requested in [https://github.com/StarRocks/starrocks/issues/62680](https://github.com/StarRocks/starrocks/issues/62680) to provide a meta function for querying column index sizes. Users need a way to analyze and monitor...

## Description This PR fixes the issue where the `enable_audit_log` configuration was not taking effect, causing audit logs to always remain disabled even when explicitly set to `true`. Fixes: https://github.com/apache/iotdb/issues/16706...

### Description This PR adds support for using `LONG` as an alias for `BIGINT` in SQL CAST expressions. Users who are familiar with Druid's native engine often use `LONG` as...

## Description This PR removes the redundant `minTopNThreshold` field from `TopNQueryConfig` as requested in #16817. The `minTopNThreshold` setting can already be overridden by the query context variable `minTopNThreshold`, making the...

feat(services/b2): Add user defined metadata support

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# Which issue does this PR close? Part of #4842. # Rationale for this change This PR adds user defined metadata support for the Backblaze B2 service (`b2`), which allows...