Hi Community, As we draw close to doing Hudi 0.9.0 release, I am happy to share a summary of the key features/improvements that would be going in the release and the current blockers for everyone's visibility.
*Highlights* - [HUDI-1729] Asynchronous Hive sync and commits cleaning for Flink writer - [HUDI-1738] Detect and emit deleted records for Flink MOR table streaming read - [HUDI-1867] Support streaming reads for Flink COW table - [HUDI-1908] Global index for flink writer - [HUDI-1788] Support Insert Overwrite with Flink Writer - [HUDI-2209] Bulk insert for flink writer - [HUDI-1591] Support querying using non-globbed paths for Hudi Spark DataSource queries - [HUDI-1591] Partition pruning support for read optimized queries via Hudi Spark DataSource - [HUDI-1415] Register Hudi Table as a Spark DataSource Table with metastore. Queries via Spark SQL will be routed through Hudi DataSource (instead of InputFormat), thus making it more performant due to Spark's native/optimized readers - [HUDI-1591] Partition pruning support for snapshot queries via Hudi Spark DataSource - [HUDI-1658] DML and DDL support via Spark SQL - [HUDI-1790] Add SqlSource for DeltaStreamer to support backfill use cases: - [HUDI-251] Add JDBC Source support for DeltaStreamer - [HUDI-1910] Support Kafka based checkpointing for HoodieDeltaStreamer - [HUDI-1371] Support metadata based listing for Spark DataSource and Spark SQL - [HUDI-2013] [HUDI-1717] [HUDI-2089] [HUDI-2016] Improvements to Metadata based listing - HUDI-89] Introduce a HoodieConfig/ConfigProperty framework to bring all configs under one roof - [HUDI-2124] Grafana dashboard for Hudi - [HUDI-1104] [HUDI-1105] [HUDI-2009] Improvements to Bulk Insert via row writing - [HUDI-1483] Async clustering for Delta Streamer - [HUDI-2235] Add virtual key support to Hudi - [HUDI-1848] Add support for Hive Metastore in Hive-sync-tool - In addition, there have been significant improvements and bug fixes to improve the overall stability of Flink Hudi integration *Current Blockers* - [HUDI-2208] Support Bulk Insert For Spark Sql (Owner: pengzhiwei) - [HUDI-1256] Follow on improvements to HFile tables for metadata based listing (Owner: None) - [HUDI-2063] Add Doc For Spark Sql (DML and DDL) integration With Hudi (Owner: pengzhiwei) - [HUDI-1842] Spark Sql Support For The Exists Hoodie Table (Owner: pengzhiwei) - [HUDI-1138] Re-implement marker files via timeline server (Owner: Ethan Guo) - [HUDI-1985] Website redesign implementation (Owner: Vinoth Govindarajan) - [HUDI-2232] MERGE INTO fails with table having nested struct (Owner: pengzhiwei) - [HUDI-1468] incremental read support with clustering (Owner: Liwei) - [HUDI-2250] Bulk insert support for tables w/ primary key (Owner: None) - [HUDI-2222] [SQL] Test catalog integration (Owner: Sagar Sumit) - [HUDI-2221] [SQL] Functionality testing with Spark 2 (Owner: Sagar Sumit) - [HUDI-1887] Setting default value to false for enabling schema post processor (Owner: Sivabalan) - [HUDI-1850] Fixing read of a empty table but with failed write (Owner: Sivabalan) - [HUDI-2151] Enable defaults for out of box performance (Owner: Udit Mehrotra) - [HUDI-2119] Ensure the rolled-back instance was previously synced to the Metadata Table when syncing a Rollback Instant (Owner: Prashant Wason) - [HUDI-1458] Support custom clustering strategies and preserve commit time to support incremental read (Owner: Satish Kotha) - [HUDI-1763] Fixing honoring of Ordering val in DefaultHoodieRecordPayload.preCombine (Owner: Sivabalan) - [HUDI-1129] Improving schema evolution support in hudi (Owner: Sivabalan) - [HUDI-2120] [DOC] Update docs about schema in flink sql configuration (Owner: Xianghu Wang) - [HUDI-2182] Support Compaction Command For Spark Sql (Owner: pengzhiwei) Please respond to the thread if you think that I have missed capturing any of the highlights or blockers for Hudi 0.9.0 release. For the owners of these release blockers, can you please provide a specific timeline you are willing to commit to for finishing these so we can cut an RC ? Thanks, Udit
