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Stream contracts and data quality · Southeast Asian platform practice · 2025–2026

Agree on meaning

“inconsistencies or misalignments between producers and consumers about the expected pattern or significance of each field.”

Yuanzhe Liu, Fabrice Harbulot, Shi Kai Ng and Quang LeCo-authors, Grab Tech

Grab Tech · 2025-11-26

Check the field meaning

Does the same numeric type imply the same monetary unit?

Example

“predict semantic test rules”

Yuanzhe Liu, Fabrice Harbulot, Shi Kai Ng and Quang LeCo-authors, Grab Tech

Grab Tech · 2025-11-26

Verify the suggested rule

Who can confirm an AI-suggested data rule?

Example

Check the promised interval

“a contract is only valuable if its promises are verifiable and enforceable.”

Aezo Teo, Harvey Li, Houren Chen and Feng ChengCo-authors, Grab Tech

Grab Tech · 2026-04-30

Validate the promised interval

Does a passing latest partition prove that every promised partition arrived?

Example

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