[Analytics Backend / DataFusion] Onboard PPL array constructor and 8 multivalue (mv) functions to analytics-engine route#21554

Merged

mch2 merged 13 commits intoopensearch-project:mainfrom

ahkcs:feature/mustang-array-functions

May 9, 2026

Commits on May 9, 2026

[Analytics Backend / DataFusion] Wire PPL array constructor + array_length / array_slice / array_distinct / mvjoin
ahkcs
committed
[Analytics Backend / DataFusion] Fix ARRAY_SLICE 0-based-(start, length) → 1-based-(start, end) for DataFusion
ahkcs
committed
[Analytics Backend / DataFusion] Wire PPL ITEM (mvindex single-element) → DataFusion array_element
ahkcs
committed
[Analytics Engine] Carry array-typed cells through RowResponseCodec without JSON-stringifying
ahkcs
committed
[Analytics] Add SHA + LICENSE files for new bundled deps; spotless
ahkcs
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[Analytics Engine] Map BigDecimal cells to FloatingPoint in row-codec inference
ahkcs
committed
[Analytics Backend / DataFusion] Onboard PPL mvzip via custom Rust UDF
ahkcs
committed
[Analytics Backend / DataFusion] Onboard PPL mvfind via custom Rust UDF
ahkcs
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[Analytics Backend / DataFusion] Onboard PPL mvappend via custom Rust UDF
ahkcs
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[Analytics Backend / DataFusion] Reshape mvappend operands as uniform lists; add Decimal128 element support
ahkcs
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[Analytics Backend / DataFusion] Register UDFs on FFM-created session contexts
ahkcs
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[Analytics Backend / DataFusion] Don't let substrait AssertionError kill the cluster
ahkcs
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[QA] Add ArrayFunctionIT + MVAppendFunctionIT for analytics-engine REST path
ahkcs
committed