问题解决了,是超时问题SELECT *
FROM TAB_CarUnitPositionback
WHERE carid = '粤A-Test1' AND datedmytime BETWEEN
'2005-04-29 00:00:00' AND '2005-04-29 08:00:00'因为这张表很大,但是因为用了Union ALL 语句
错误提示就不是“超时”,而是OLEDB错误现在设置timeout=0
已经可以正常运行
FROM TAB_CarUnitPositionback
WHERE carid = '粤A-Test1' AND datedmytime BETWEEN
'2005-04-29 00:00:00' AND '2005-04-29 08:00:00'因为这张表很大,但是因为用了Union ALL 语句
错误提示就不是“超时”,而是OLEDB错误现在设置timeout=0
已经可以正常运行
不能有這類型的語句