1. Parquet Avro schema mismatch errors when ingesting are sometimes silently ignored due to race-condition in BoundedInMemoryExecutor. This was reproducible when running long-running delta-streamer with wrong schema and it caused data-loss
2. Fix behavior of Delta-Streamer to error out by default if there are any error records
3. Fix a bug in tracking write errors in WriteStats. Earlier the write errors were tracking sampled errors as opposed to total errors.
4. Delta Streamer does not commit the changes done as part of inline compaction as auto-commit is force disabled. Fix this behavior to always auto-commit inline compaction as it would not otherwise commit.
- Addresses issue where insert will combine and remove duplicates within batch
- Setting default insert combining to false (write client default)
- Set to true if filtering duplicates on insert/bulk_insert
(1) Apply transformation when using delta-streamer to ingest data.
(2) Add Hudi Incremental Source for Delta Streamer
(3) Allow delta-streamer config-property to be passed as command-line
(4) Add Hive Integration to Delta-Streamer and address Review comments
(5) Ensure MultiPartKeysValueExtractor handle hive style partition description
(6) Reuse same spark session on both source and transformer
(7) Support extracting partition fields from _hoodie_partition_path for HoodieIncrSource
(8) Reuse Binary Avro coders
(9) Add push down filter for Incremental source
(10) Add Hoodie DeltaStreamer metrics to track total time taken
- Check to ensure written files are listable on storage
- Docs reflected to capture how this helps with s3 storage
- Unit tests added, corrections to existing tests
- Fix DeltaStreamer to manage archived commits in a separate folder
- Tests redone in the process
- Main changes are to RealtimeRecordReader and how it treats maps/arrays
- Make hive sync work with Hive 1/2 and CDH environments
- Fixes to make corner cases for Hive queries
- Spark Hive integration - Working version across Apache and CDH versions
- Known Issue - https://github.com/uber/hudi/issues/439
- Standardize version of jackson
- DFSPropertiesConfiguration replaces usage of commons PropertiesConfiguration
- Remove dependency on ConstructorUtils
- Throw error if ordering value is not present, during key generation
- Switch to shade plugin for hoodie-utilities
- Added support for consumption for Confluent avro kafka serdes
- Support for Confluent schema registry
- KafkaSource now deals with skews nicely, by doing round robin allocation of source limit across partitions
- Added support for BULK_INSERT operations as well
- Pass in the payload class config properly into HoodieWriteClient
- Fix documentation based on new usage
- Adding tests on deltastreamer, sources and all new util classes.
The code-style rules follow google style with some changes:
1. Increase line length from 100 to 120
2. Disable JavaDoc related checkstyles as this needs more manual work.
Both source and test code are checked for code-style
- Reviving PR 191, to make FileSystem creation off actual path
- Streamline all filesystem access to HoodieTableMetaClient
- Hadoop Conf from Spark Context serialized & passed to executor code too
- Pick up env vars prefixed with HOODIE_ENV_ into Configuration object
- Cleanup usage of FSUtils.getFS, piggybacking off HoodieTableMetaClient.getFS
- Adding s3a to supported schemes & support escaping "." in env vars
- Tests use HoodieTestUtils.getDefaultHadoopConf
- Write with COW/MOR paths work fully
- Read with RO view works on both storages*
- Incremental view supported on COW
- Refactored out HoodieReadClient methods, to just contain key based access
- HoodieDataSourceHelpers class can be now used to construct inputs to datasource
- Tests in hoodie-client using new helpers and mechanisms
- Basic tests around save modes & insert/upserts (more to follow)
- Bumped up scala to 2.11, since 2.10 is deprecated & complains with scalatest
- Updated documentation to describe usage
- New sample app written using the DataSource API
