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Topic

Semantic layers and metric definitions

Governed catalogs that define business metrics, trusted tables, and joins on top of existing warehouse data.

Current stories

productConfirmed3 publishers

Dell's answer to agents burning tokens on every query arrives in the first half of 2027

Dell is adding a semantic layer and knowledge graph to its AI Data Platform for AI agents, with both due in the first half of 2027. Dell says agents now burn tokens on every query piecing together answers that should already exist.

Perspective Coverage

3 publishers
Builder
Builder 38%
Operator
Operator 45%
Investor
Investor 17%

Reality

Evidence45
Adoption5
Hype gap+35
Incentives80
Confidence60
productOne report1 publisher

CData's gateway holds AI agents to each user's own row and column permissions

CData's Connect AI Gateway, now in early access, holds AI agents to each user's own permissions down to specific rows and columns. Teams deploying agents can now buy that control, though the accuracy claims behind it come from CData's own tests.

Publishers:siliconangle.com

Reality

Evidence35
Adoption8
Hype gap+35
Incentives70
Confidence40
buildOne report1 publisher

Data agents need dated, approved metric versions to answer historical revenue questions

Data agents must resolve each metric by version and effective date, a dev.to post argues, using a Revenue v3-to-v4 redefinition as its test case. Otherwise a Q1 question asked in September gets whatever definition the registry happens to hold that day.

Publishers:dev.to

Reality

Evidence30
Adoption
Not scored
Hype gap+10
Incentives
Not scored
Confidence45
buildOne report1 publisher

Answer lineage pins the certified metric version behind a disputed EUR 18.6M

A dev.to post argues that logging prompts, SQL and latency cannot show how an agent read the question, and proposes eight append-only events running from resolved intent to final answer. It works if your metrics are already governed.

Publishers:dev.to

Reality

Evidence42
Adoption
Not scored
Hype gap+20
Incentives
Not scored
Confidence55
buildOne report1 publisher

Text-to-SQL demos test the one part of the job that stopped being hard

A buyer's checklist published on dev.to puts accuracy measurement and permission enforcement ahead of the live demo, and every question on it comes with a test you can run inside the meeting. Its author sells in the category.

Publishers:dev.to

Reality

Evidence45
Adoption
Not scored
Hype gap+15
Incentives75
Confidence45
productOne report1 publisher

Three tools, three MRR numbers: the fix is a metric definition, not a better model

PostHog asked Claude, Cursor and its own assistant the same revenue question and got three answers. Its remedy was a governed catalog of definitions stored as ordinary SQL tables.

Publishers:posthog.com

Reality

Evidence34
Adoption21
Hype gap+22
Incentives78
Confidence42