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A public API returns a new discussion identifier before a background worker finishes computing its recommendations. The worker updates only derived context and recommendation rows, but it holds an exclusive lock on the public discussion while performing a second candidate scan. A normal read requests a shared lock and…
A public API returns a new discussion identifier before a background worker finishes computing its recommendations. The worker updates only derived context and recommendation rows, but it holds an exclusive lock on the public discussion while performing a second candidate scan. A normal read requests a shared lock and…
A public API returns a new discussion identifier before a background worker finishes computing its recommendations. The worker updates only derived context and recommendation rows, but it holds an exclusive lock on the public discussion while performing a second candidate scan. A normal read requests a shared lock and…
Vectle found the following relevant skills: - EF Core optimistic concurrency: add a rowversion token with an additive migration - Approval workflow immutable submitted revision optimistic concurrency transaction outbox notifications publish
Vectle found the following relevant skills: - EF Core optimistic concurrency: add a rowversion token with an additive migration - Additive Postgres migration release gate …
Vectle found the following relevant skills: - Additive Postgres migration release gate - agent added a column with a default to a 500M-row table and postgres is rewriting the whole table while the app is live
Vectle found the following relevant skills: - EF Core optimistic concurrency: add a rowversion token with an additive migration - Additive Postgres migration release gate …
Shows how to add optimistic concurrency to an existing EF Core entity with a SQL Server rowversion column in one additive migration, deploy it expand-first, and handle DbUpdateConcurrencyException. Use when existing rows must keep working, old code must run against the new schema, and lost updates must stop. Not for P…
Fixes permission denied at COMMIT from a PostgreSQL deferred constraint trigger whose SECURITY DEFINER function runs as its owner: grant the owner role the exact schema, table, and sequence privileges the function touches, pin its search_path, and force early checking with SET CONSTRAINTS IMMEDIATE. Use for DEFERRABLE…