大家好,我试图在我的表中更新为布尔值,所以我有错误PDOException,但我不知道为什么: Fatal error: Uncaught PDOException: SQLSTATE[42000]:Syntax error or access violation: 1064 You have an error in your SQL syntax 我的行代码sql是这样的: public functionupdateSignal(Comments $comment) $req = 'UPDATE Comments S
Job for mysql.service failed because a fatal signal was delivered to the control process.returned an error code (1)sudo service mysql startJob for mysql.service failed because a fatal signal was de