在使用 SQLPlus 时,可能会遇到多种错误代码。这些错误代码通常与连接问题、语法错误、权限问题等相关。以下是一些常见的 SQLPlus 错误代码及其含义:
ORA-01017: invalid username/password; logon denied
ORA-01031: insufficient privileges
ORA-12154: TNS:could not resolve the connect identifier specified
ORA-12514: TNS:listener does not currently know of service requested in connect descriptor
ORA-01034: ORACLE not available
ORA-01033: ORACLE initialization or shutdown in progress
ORA-00600: internal error code, arguments: [错误代码], [参数], …
ORA-00904: invalid identifier
ORA-00911: invalid character
ORA-00933: ORACLE command not properly ended
ORA-01002: fetch out of sequence
ORA-01403: no data found
这些是一些常见的错误代码,实际使用中可能会遇到更多特定的错误。处理这些错误时,通常需要检查数据库状态、用户权限、网络配置以及 SQL 语句的正确性。