IO Error: Got minus one from a read call Vendor code 17002 Issuing the tnsping command against the instance returns the following: C:>tnsping vis3 TNS Ping Utility for 32-bit Windows: Version 9.0.1.4.1 - Produc
在SQL Server中合併列值能够使用For Xml Path，在Oracle中則能够使用wm_concat 或 ListAgg。众所周知 ...