Oracle ora-12514报错解决方法

修改tnsnames.ora，一般在 D:/oracle/product/10.2.0/client_1/NETWORK/ADMIN 将服务名SERVICE_NAME改为实际数据库SID： SERVICE_NAME = ORCL
# tnsnames.ora Network Configuration File: D:/oracle/product/10.2.0/client_1/network/admin/tnsnames.ora
# Generated by Oracle configuration tools.

HTOA =
(DESCRIPTION =
(ADDRESS_LIST =
(ADDRESS = (PROTOCOL = TCP)(HOST = 127.0.0.1)(PORT = 1521))
)
(CONNECT_DATA =
(SERVI

Oracle ora-12514报错解决方法最先出现在Python成神之路。