2023 Themes

• Expressive: enhance the analytic ability of rules
• Ecology: connect to more source/sink
• Usability: improve user experience of rule dev-ops
• Extensible: provide more extension points and languages
• Deployment: support versatile deployment target
• Stability & Performance
• Test & Doc

1.8.0 release (Nov 2022 ~ Jan 2023)

• New format/schema model

• Format/schema extensions and static schema

• General tensorflow lite function

• Portable plugin hot reload/update

• File source for stream and more formats

• Rule auto restart strategy

• Full data import/export API

• Graph API: switch node

• Graph API: script node

• Video stream source

• WASM function extension (beta)

• Flow Editor: beta version shipped by manager

• Statistic functions

1.9.0 release (Jan 2023 ~ Mar 2023)

Ecology:

• Multiple connection of Neuron
• MQTT source/sink decompression/compression
• Httppull source and REST sink to support dynamic token.

Expressive:

• Add coalesce function.
• Add compress/decompress functions.
• Add json convert functions

Extensible:

• Python virtual env support

• Allow to set portable init timeout

Usability:

• Rule/configuration set import/export

1.10.0 release (Mar 2023 ~ May 2023)

Expressive:

• Add rule_id and delay function.
• Support expression for array index.
• Add get_key_state function to get data in redis.
• Support a lot of array and object manipulation functions.
• Allow . to access object field.
• Unnest function for array field.
• Graph API support to refer to stream/table.
• Graph API support to join lookup table.

Ecology:

• EdgeX v3 support.
• File sink supports various types, rolling and compression.
• Kafka sink support.
• SQL source/sink connection limit.
• Redis sink writes to multiple keys.
• Source to support array payload.
• Sink common properties: fields, dataField.
• Sink batch write support.

Extensible:

• Refactor wasmedge support

Usability:

• Rule scheduling

Test & Doc:

• Add ci for go-lint
• Add ci for codecov
• New doc section for examples/usecases.

1.11.0 release (Jun 2023 ~ Aug 2023)

Expressive:

• SQL wildcard extended syntax
• Event time for continuous query
• Sliding window with delay trigger
• Sliding window with conditional trigger
• Session window partition support
• Single quote string literal
• More array/object functions
• Support limit clause
• Trigger meta functions

Performance:

• Stream with schema: JSON encode/decode performance tune.

Ecology:

• File source parallel read
• Sink cache resume in a separate queue

Usability:

• Rule schedule range
• Sampling rule data
• Dynamic configuration update

1.12.0 release (Sep 2023 ~ Nov 2023)

Expressive:

• Schema inference
• Sinks in order

Ecology:

• TDEngine v3 support
• Websocket

Usability:

• Rule group
• Explain statement

Deployment:

• Android deployment

Test & Doc:

• Usage scenarios

v2 release (TBD, Dec 2023 or 1Q 2024)

• Resource manager
• Table observation
• Refactor plugin API
• Static module system
• Portable plugin enhancements
• Schema improvement
• Incremental window
• Performance benchmark