Problemsby GlyphTrouble with PostgreSQL empty
3 posts from 3 people3d activeSteady, +1 this week
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The posts behind it
Execute Workflow deletes saved input mappings when its workflow ID expression resolves to empty
### Bug Description Opening an Execute Workflow node whose workflow ID is an expression deletes the input mapping that was already saved, and autosave persists the deletion. This happens when the expression cannot be resolved yet, for example because the trigger has no pinned...
Deployment job_variables cannot be cleared: an empty dict is ignored on upsert and update
### Bug summary We can't reset a deployment's `job_variables` to `{}` once it has some. Both `POST /deployments/` (upsert) and `PATCH /deployments/{id}` ignore `job_variables: {}`, so the deployment keeps the old overrides. Then, flow runs never use the work pool base job...
Query builder generates invalid SQL for empty in filters
# Query builder generates invalid SQL for empty `in` filters ## Bug Passing an empty array to an `in` filter generates PostgreSQL syntax such as: PostgreSQL rejects `IN ()` with a syntax error. Tuple filters have the same problem: ## Reproduction This is reachable in Studio's...
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About this problem
Evidence
3 posts from 3 people in 3 places, about 1 a week over 54 days. Mostly on PrefectHQ/prefect, supabase/supabase, n8n-io/n8n. Tools named alongside: GitHub, Kubernetes, Prefect, Supabase.
Frustration Frustration 0 of 3· Seen on GitHub issues
How it was grouped
Posts about PostgreSQL with no known issue, sharing the word "empty". First post Aug 31, 2026, latest Oct 23, 2026. Corroborated: 3 or more posts from 2 or more people or places. Method
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