PostgreSQL's table access method interface lets you plug in alternative storage engines.

OpenAI 正在考虑大幅降低 Token 价格，以应对 Anthropic 的竞争并吸引更多企业客户。企业对 AI 使用成本的不满促使 OpenAI 在上市前提升客户数量和收入。尽管降价计划仍在讨论中，但市场竞争可能促使两家公司调整价格，降低企业客户的使用成本。

微软限制员工使用A社的Claude Fable模型，因其数据保留政策引发安全担忧。该政策要求保留用户数据30天，若违反使用政策可存储最长2年，可能导致企业内部和客户数据泄露。微软法务团队正在评估此政策，其他Claude模型仍可使用。

PostgreSQL's dozen `debug_` parameters are its own testing machinery, exposed as runtime settings.

OpenAI details Codex Windows sandbox architecture, showing how SIDs, ACLs, restricted tokens, and dedicated sandbox accounts enable safe execution of autonomous coding tasks. The design balances...

cpu_tuple_cost, cpu_index_tuple_cost, and cpu_operator_cost are three of the constants the planner uses to price a query, and the single most useful thing to know about all three is that you...

PostgreSQL 14 unified query-id computation across all subsystems, but defaulting to always-on would tax every backend.

A 社已下架 Claude Sonnet 4.5 模型，部分用户对此表示不满并发起请愿，希望保留该模型。尽管消费者无法使用，但开发者可通过 API 继续使用至 2026 年 9 月。目前已收集2300条请愿签名。

Claude Code v2.1.152 版因 A 社调整思考块处理逻辑，导致使用 DS 系列模型时出现 API 400 错误。用户应降级至 v2.1.150 版或禁用思考模式以恢复正常使用，并建议联系 API 中转站反馈问题。

cluster_name looks like a cosmetic label for process listings, but on a standby it silently becomes the name your primary uses to verify synchronous…

PostgreSQL's `bytea_output` parameter controls how binary data is formatted when sent to clients: the modern `hex` format (default since 9.0) or the legacy…

A parameter you cannot change. block_size lives in the “Preset Options” section of the docs, alongside its read-only cousins like data_checksums, wal_block_size, and server_version. It reports the...

PostgreSQL 18.4, 17.10, 16.14, 15.18, and 14.23 are out as of May 14, 2026. The release fixes eleven security issues and more than sixty bugs. That is not a typo. Eleven CVEs is the largest...

autovacuum_work_mem sets the maximum memory each autovacuum worker may use for tracking dead tuple identifiers (TIDs) during a vacuum. Default is -1, which means “inherit from...

PostgreSQL 18 finally fixes the autovacuum formula that left billion-row tables waiting for 200M dead tuples.