Introduce UDAF(User-Defined Aggregation Functions) #12005
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JackieTien97
requested changes
Feb 1, 2024
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Remember to add a UDAF example in example/udf submodule.
After this pr being merged, you need also update the docs in website. submit a pr to this repo https://github.com/apache/iotdb-docs
iotdb-api/udf-api/src/main/java/org/apache/iotdb/udf/api/UDAF.java
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iotdb-api/udf-api/src/main/java/org/apache/iotdb/udf/api/UDAF.java
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...api/udf-api/src/main/java/org/apache/iotdb/udf/api/customizer/config/UDAFConfigurations.java
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...tanode/src/main/java/org/apache/iotdb/db/queryengine/execution/operator/AggregationUtil.java
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.../java/org/apache/iotdb/db/queryengine/plan/planner/plan/parameter/AggregationDescriptor.java
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lancelly
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Feb 2, 2024
...ode/src/main/java/org/apache/iotdb/db/queryengine/execution/aggregation/UDAFAccumulator.java
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JackieTien97
approved these changes
Feb 6, 2024
lancelly
approved these changes
Feb 6, 2024
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Description
This PR we introduce a new feature: UDAF(User-Defined Aggregation Functions).
Now users can customize their aggregation functions and seamlessly integrate them into IoTDB powerful aggregation framework. 🎉🎉
More details can be seen: https://apache-iotdb.feishu.cn/docx/HNawdvH1Goo5sRxtmX9cjLHyniF
The User Manual will come later soon.
This PR has:
for code coverage.