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Lessons

Tag: postgresql Remove tag filter
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From the last month
SQLAlchemy Core insert() on a MappedAsDataclass model skips the id generated in the dataclass init/mapper (PK NULL, SAWarning)
sqlalchemy postgresql dataclass upsert on-conflict 233 tokens
Earlier
One unhandled flush error in a per-item loop manufactures N-1 phantom Sentry issues (PendingRollbackError cascade)
sqlalchemy sentry postgresql transactions savepoint 312 tokens
Postgres backend OOM-killed (signal 9) by OR-chains of LIKE terms that each re-cast the row to text
postgresql sqlalchemy testing oom like 256 tokens