1.Ignoring query to other database 【报错原因】 登陆数据库缺少参数 [root@lee ~]# mysql -root -p 【解决方法】 补全的参数,整句话意思是使用root用户去登陆密码为000000 [root@lee ~]# mysql -u ...
1.Ignoring query to other database 【报错原因】 登陆数据库缺少参数 [root@lee ~]# mysql -root -p 【解决方法】 补全的参数,整句话意思是使用root用户去登陆密码为000000 [root@lee ~]# mysql -u ...
下述链接为12.1.02版本Oracle 软件安装包 本软件仅限学习研究使用.若用于商业用途,后果自负. **** 本内容被作者隐藏 ****
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Which three actions can you perform on an existing table containing date? A. Add a new column as the table's first column. B. Define a default value that is automatically inserted into a column contai ...
Which statement is true about TRUNCATE and DELETE? A. For large tables TRUNCATE is faster than DELETE. B. For tables with multiple indexes and triggers is faster than TRUNCATE. C. You can never TRUNCA ...
Choose thebest answer.Examine the description of the EMPLOYEES table: Name Null Type---------------------------------------------------------- EMP_ID NOT NUL NUMBEREMP_NAME ...
如何在Oracle一个分区（指定）上创建索引
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