1970-01-01 电厂脱硝
数据库错误: [You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'ORDER BY id DESC LIMIT 1' at line 1]
SELECT * FROM demo_list WHERE channelId=449 && id< ORDER BY id DESC LIMIT 1
数据库错误: [You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'ORDER BY id asc LIMIT 1' at line 1]
SELECT * FROM demo_list WHERE channelId=449 && id> ORDER BY id asc LIMIT 1
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