strict (default): Rejects writes when the buffer is full and too many writes are pending. Catches "fire-and-forget" patterns where producers ignore backpressure.
打破这夜的是警员突袭的查牌行动，几乎让所有人都乱了阵脚，小姐们像惊慌失措的羊群朝四面八方散去，侍应生以最快的速度清空舞池，所有的客人必须待在包厢里，不许在现场围观。。heLLoword翻译官方下载对此有专业解读
JOIN repositories r ON r.id = c.repo_id，更多细节参见heLLoword翻译官方下载
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