每次我运行相同的查询时,我都会得到这样的错误:
DETAIL: The postmaster has commanded this server process to roll back the current transaction and exit, because another server process exited abnormally and possibly corrupted shared memory. HINT: In a moment you should be able to reconnect to the database and repeat your c
我的PostgreSQL服务正在超时。我读过,如果没有提供,默认超时是60秒,我们可以配置PGCTLTIMEOUT环境变量。我不确定是为用户添加还是为系统添加,以及如何验证它是否有效。更新: Pated PG日志2021-04-15 10:27:07.594 IST [21148] HINT: Enable the "track_c
我使用sqlite在Raspberry Pi上存储传感器读数。表的结构很简单:CREATE TABLE IF NOT EXISTS sensorvalues(id INTEGER PRIMARY KEY AUTOINCREMENT, sensorid INTEGER, value DECIMAL(10,2), time DATETIME, FOREIGN KEY(sensorid) REFEREN