Changelog

All notable changes to this project will be documented in this file.

The format is based on Keep a Changelog and this project adheres to Semantic Versioning.

Unreleased

Added

SpringPipelineHL::pop() to get SpringRowHL from an in-memory queue (#119).
SpringRowHL::get_not_null_by_index() to get a column value from SpringRowHL (#119).
Made public (#119):
- SpringTimestamp
- SpringEventDuration
- SpringValue trait

v0.5.0

Fixed

Made DDL strongly-consistent among internal worker threads (#108)

v0.4.2

Removed

remove Serialize, Deserialize from most of (private) strct/enums (#90)

v0.4.1

Fixed

Potential panic soon after a task graph has been changed by DDL (#86)

v0.4.0

Changed

Change task threads default number to 1 to keep in-order processing (#81)

v0.3.3

Fixed

Use parking_lot::RwLock instead of std::sync::RwLock (#64): for the same reason as the fix in v0.3.2.

v0.3.2

Fixed

Purger waited for task executors too long in Linux platforms (#62).

v0.3.1

Added

SpringConfig::from_toml() to construct a configuration in runtime from a TOML file (Rust interface).

v0.3.0

Changed

spring_open() and SpringPipelineHL::new() are changed to take SpringConfig's reference instead of owned value.

v0.2.0

Added

Features to comply memory upper limit presented in the paper "Memory Efficient and Flexible Stream Processor for In-Vehicle Computers and IoT Devises".
Window JOIN (LEFT OUTER).
Window aggregation with grouping.
Types:
- FLOAT
- BOOLEAN
Out-of-order event-time processing.
Windows:
- Time-based fixed-window
- Time-based sliding-window
Rust high-level APIs.

v0.1.1 - 2021-12-07

Changed

Changed sleep time

v0.1.0 - 2021-12-07

Added

Initial release