substr(t1,-11,4) as fu
orale查询一列,结果假设是1234,现在要保留三位小数1.234,怎么在这基础上写sql,round试过不行
https://www.baidu.com/link?url=bEpFlD7-OY51Apwrhj18tK-Z_pFvbiGlZCJ8dWhgg6EP0DZNzBX5UCqnemZpIYAuw1IdCj7R4l6yc0ICgZPuHUwRvz3dw6UwuOVe3tN0kdq&wd=&eqid=a71c38b700032a940000000664191c54 参考
或者
------------