SID in Oracle (& JDBC)
There can be more than one Oracle instance on a single machine. In order to be able to distinguish these instances, Oracle uses a SID (System Identifier) which is a string. The SID can be set through the ORACLE_SID environment variable.D:oracleproduct10.1.0>set ORACLE_SID=ORA10 On Windows, each instance requires a Windows service. This service must first be…