Hive Design Documents
Proposals that appear in the "Completed" and "In Progress" sections should include a link to a JIRA ticket
Completed
- Views (HIVE-1143)
- Partitioned Views (HIVE-1941)
- Storage Handlers (HIVE-705)
- HBase Integration
- HBase Bulk Load
- Locking (HIVE-1293)
- Indexes (HIVE-417)
- Filter Pushdown (HIVE-279)
- Table-level Statistics (HIVE-1361)
- Dynamic Partitions
- Binary Data Type (HIVE-2380)
- Decimal Precision and Scale Support
- HCatalog
- HiveServer2 (HIVE-2935)
- Column Statistics in Hive (HIVE-1362)
- List Bucketing (HIVE-3026)
- Group By With Rollup (HIVE-2397)
- Enhanced Aggregation, Cube, Grouping and Rollup (HIVE-3433)
- Optimizing Skewed Joins (HIVE-3086)
In Progress
Proposed
- Spatial Queries
- Theta Join (HIVE-556)
- JDBC Storage Handler
- MapJoin Optimization
- Proposal to standardize and expand Authorization in Hive
- Dependent Tables (HIVE-3466)
- AccessServer
- Type Qualifiers in Hive
- MapJoin & Partition Pruning (HIVE-5119)
- Cost Based Optimizer in Hive
- SQL Standard based secure authorization
- Updatable Views (HIVE-1143)
- Atomic Insert/Update/Delete (HIVE-5317)
- Transaction Manager (HIVE-58423)
Incomplete
- Authorization (Committed but not secure/deployable)