pl/sql(windows xp操作系统)连接oracle9.2.0.7.0(AIX5.3操作系统) 时而没问题,时而报“ORA-12545因目标主机或对象不存在,连接失败”数据库采用双机互备,以下是客户端tnsnames.ora内容:lghx_LBN =
(DESCRIPTION =
(ADDRESS_LIST =
(ADDRESS = (PROTOCOL = TCP)(HOST = 10.156.200.12)(PORT = 1521))
(ADDRESS = (PROTOCOL = TCP)(HOST = 10.156.200.18)(PORT = 1521))
(LOAD_BALANCE = yes)
)
(CONNECT_DATA =
(SERVICE_NAME = lbn)
)
)lgex_LBN =
(DESCRIPTION =
(ADDRESS_LIST =
(ADDRESS = (PROTOCOL = TCP)(HOST = 10.156.200.12)(PORT = 1526))
(ADDRESS = (PROTOCOL = TCP)(HOST = 10.156.200.18)(PORT = 1526))
(LOAD_BALANCE = yes)
)
(CONNECT_DATA =
(SERVICE_NAME = lbn)
)
)请高手指点。
(DESCRIPTION =
(ADDRESS_LIST =
(ADDRESS = (PROTOCOL = TCP)(HOST = 10.156.200.12)(PORT = 1521))
(ADDRESS = (PROTOCOL = TCP)(HOST = 10.156.200.18)(PORT = 1521))
(LOAD_BALANCE = yes)
)
(CONNECT_DATA =
(SERVICE_NAME = lbn)
)
)lgex_LBN =
(DESCRIPTION =
(ADDRESS_LIST =
(ADDRESS = (PROTOCOL = TCP)(HOST = 10.156.200.12)(PORT = 1526))
(ADDRESS = (PROTOCOL = TCP)(HOST = 10.156.200.18)(PORT = 1526))
(LOAD_BALANCE = yes)
)
(CONNECT_DATA =
(SERVICE_NAME = lbn)
)
)请高手指点。
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