plsql 连接oracle 数据库
# tnsnames.ora Network Configuration File. # Generated by Oracle configuration tools. # Sample: #DatabaseName = # (DESCRIPTION = # (ADDRESS_LIST = # (ADDRESS = (PROTOCOL = TCP)(HOST = 127.0.0.1)(PORT = 1521)) # ) # (CONNECT_DATA = # (SERVER = DEDICATED) # (SERVICE_NAME = ServiceName) # (INSTANCE_NAME = InstanceName) # ) # ) # Modify the following content to fit your own needs. orcl = (DESCRIPTION = (ADDRESS_LIST = (ADDRESS = (PROTOCOL = TCP)(HOST = 192.168.74.129)(PORT = 1521)) ) (CONNECT_DATA = (SERVER = DEDICATED) (SERVICE_NAME = orcl.localdomain) ) ) #orcl