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1、插入insert into dept values(50, 'soft', 'Guangzhou')...
首先查看服务端字符集select * from v$nls_parameters where param...
查询表名和注释select ut.table_name as "表名", ...
1登录到sqlplussqlplus / as sysdba2查看密码有效期时长SELECT * FRO...
Oracle是目前最流行的客户/服务器(CLIENT/SERVER)或B/S体系结构的数据库之一,而序列...