Go Database Connection Pool Sizing for High-Concurrency APIs
Increasing the pool size can increase contention and overload the database instead of improving throughput. The sql.DB abstraction manages connections and...
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125 results for "Migration"
Go Context Cancellation Best Practices for Gin HTTP Handlers
A client disconnect can leave expensive downstream work running unless cancellation is propagated. The request's standard context is intended for deadline and...
PostgreSQL Partial Indexes vs Composite Indexes for Soft-Deleted Rows
Soft-delete tables often query active rows repeatedly while retaining large volumes of historical records. A partial index narrows indexed rows with a WHERE...
Docker Healthcheck vs Orchestrator Readiness Probe for HTTP Services
A container that is running is not necessarily ready to receive requests. Docker healthchecks report container health but do not by themselves configure every...
Embedding Model Versioning and Reindexing Strategies for Vector Search
Quick answer: vectors produced by different embedding models, or different versions of one model, live in different spaces and cannot be compared. Store the...
How to Manage Embedding Model Upgrades in Production Vector Search
Direct answer: Different embedding models generally produce vectors in incompatible spaces. Production decisions about embedding model migration strategy...
MySQL Online Schema Changes for Large Tables Without Long Locks
Quick answer: InnoDB supports many schema changes online, meaning reads and writes continue during the operation, but the exact behavior depends on the...
Linux Signals and How Services Should Handle SIGTERM
Quick answer: SIGTERM is the polite request to terminate, and a service should catch it, stop accepting new work, finish or hand off what is in flight, and...
Go database/sql Connection Pool Settings for Production APIs
Quick answer: the Go database/sql package keeps a connection pool for you, but its defaults are unlimited open connections and only two idle ones. In...