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Road map plan:

1.0.x:

• Support 2.1 integration in CarbonData
• Remove kettle, support new data load solution
• Support data update and delete SQL in Spark 1.6

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• Presto read support for complex columns
• Make GeoID visible to the user
• Support Carbondata SDK to load data from parquet, ORC, CSV, Avro and JSON.
• Implement delete and update feature in carbondata SDK.
• Support array<string> with SI
• Support IndexServer with Presto Engine
• Implementing a new Reindex command to repair the missing SI Segments
• Support Change Column Comment
• Support Local dictionary for presto complex datatypes
• Block Pruning for geospatial polygon expression
• Improve concurrent query performance
• Support global sort for Secondary index table
• Filter reordering
• Geospatial index algorithm improvement and UDFs enhancement
• CarbonData Trash support
• Support Writing Flink Stage data into Hdfs file system
• Support MERGE INTO SQL Command
• Support Complex DataType when Save DataFrame
• Adding global sort support for SI segments data files merge operation.

2.2.x:

• Support Add, Drop and rename column support for the complex column
• Spark-3.1 support
• Secondary Index Support for Presto
• CDC Performance improvement
• Local sort Partition Load and Compaction improvement
• Geo Spatial Query enhancements
• Improve table status and metadata writing

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