Apache Kylin : Analytical Data Warehouse for Big Data
Welcome to Kylin Wiki.
In this pages, I would like to list all new feature and break changes. Some features are in the status of IN PROGRESS, means Kylin team is going to implement this feature, and we will obey its priority. So if you have your suggestion/opinion on current priority, please let us know.
Basic feature
Feature | Description | Status | Priority |
---|---|---|---|
Kafka Source(NRT) | In design phase, did not have a conclusion of how to implement. | IN PROGRESS | P1 |
Kafka Source(Real-time OLAP) | In design phase, did not have a conclusion of how to implement. | IN PROGRESS | P1 |
JDBC Source(Original version) | In design phase, did not have a conclusion of how to implement. | IN PROGRESS | P2 |
JDBC Source(Datasource SDK) | In design phase, did not have a conclusion of how to implement. | IN PROGRESS | P2 |
MapReduce Build Engine | This feature maybe useless | REMOVED | N/A |
Spark Build Engine | New implementation provided | READY | P0 |
Flink Build Engine | N/A | N/A | N/A |
HBase Storage | Discussion in mailing list | REMOVED | N/A |
Parquet Storage | Discussion in mailing list | READY | P0 |
Distributed Query Engine | New implementation provided | READY | P0 |
Advanced Measure | Raw measure and Extended_Column will be removed, COUNT_DISTINCT, TopN, PERCENTILE will still be supported. | READY | P0 |
Query Cache | Not change | READY | P0 |
HBase Metastore | Should be removed in the future. | READY | P2 |
RDBMS Metastore | READY | P0 | |
Cardinality Computation | Planning | IN PROGRESS | P1 |
Storage Cleanup | New implementation | READY | P0 |
CSV Source | New implementation | READY | P1 |
Advanced feature
Feature | Description | Status | Priority |
---|---|---|---|
Global Dictionary(Hive) | New global dictionary will replace this feature. | N/A | N/A |
Cube Planner | In design phase, did not have a conclusion of how to implement. | IN PROGRESS | P0 |
System Cube and Dashboard | Not well tested, planning | IN PROGRESS | P0 |
Read write Seperatation | New implementation provided | READY | P0 |
Pushdown Engine | New pushdown engine will only support SparkSQL. | READY | P0 |
Shrunken Dictionary | This feature maybe useless | REMOVED | N/A |
UHC dictionary | This feature maybe useless | REMOVED | N/A |
Deploy on AWS EMR | Planning | IN PROGRESS | P0 |
Containerization | Planning | IN PROGRESS | P0 |
Hadoop 3 support | Planning | IN PROGRESS | P0 |
Read/Write Deployment | New implementation | READY | P0 |