majian

[HUDI-7246] Fix Data Skipping Issue: No Results When Query Conditions Involve Both Columns with and without Column Stats

2

In the current code version, support for column stats has not yet been extended to handle complex nested data types, such as map-type data structures. Take the table tbl as...

[SUPPORT] Querying Hudi tables with Spark+Velox（C++）, ObjectSizeCalculator.getObjectSize hangs causing about a 50-second delay in queries

6

**Describe the problem you faced** When I query Hudi tables using Spark+Velox, I encounter a timeout error when it gets to ObjectSizeCalculator.getObjectSize. The main issue occurs after enabling Velox, during...

[HUDI-7762] Optimizing Hudi Table Check with Delta Lake by Refining Class Name Checks In Spark3.5

3

In Hudi, the Spark3_5Adapter calls v2.v1Table which in turn invokes the logic within Delta. When executed on a Delta table, this may result in an error. Therefore, the logic to...

[HUDI-8109] Fix the error related to locking during clustering/compaction when calling the file system which is not atomic.

1

When a table is on OSS and MDT is enabled, the current code adds some lock parameters. It sets the FileSystemBasedLockProvider as the default lock. However, in its constructor, it...