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关于关键词 的检测结果,共 20186
fhadmin | 2021-06-16 10:47:55 | 阅读(1670) | 评论(0)
 /*分为四步 */ /*第1步:创建临时表空间(注意:D:\Project\OracleTableSpace\FHADMIN\ 手动创建路径)  */ create temporary tablespace C##FHADMIN_TEMP  tempfile 'D:\Project\OracleTableSpace\FHADMIN\C##FHADMIN_TEMP.dbf' size 50m  autoextend on  next ...【阅读全文】
brjl | 2021-06-07 10:13:55 | 阅读(3020) | 评论(0)
brjl | 2021-05-28 15:26:47 | 阅读(2420) | 评论(0)
有看到天上的屋吗 | 2021-05-26 17:27:09 | 阅读(690) | 评论(0)
既然 DeFi 开发者可以使用 Chainlink/Maker/Uniswap 的价格输入机制来获得大部分密码学货币的价格数据,他们为什么还要关注 Optimistic Oracle?答案是:当需要获得其它数据,或超精确的数据时,Optimistic Oracle 就能派上用场。以下是 Optimistic Oracle 的应用场景一览表:KPI 期权保险期权和结构性产品复杂计算...【阅读全文】
梦共里醉 | 2021-05-24 12:00:24 | 阅读(1390) | 评论(0)
实验环境:系统:Centos7装机采用lvm卷方式分区,将oracle数据库部署在了/home/oracle分区,后期发现磁盘空间不够用,添加新硬盘将分区/home/oracle扩容。[root@localhost ~]# lsblkNAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINTsda 8:0 0 20G 0 disk ├─sda1 8:1 0 ...【阅读全文】
brjl | 2021-05-08 15:13:58 | 阅读(8020) | 评论(0)
oracle 11g 12c 18c 下载【阅读全文】
unix_5359 | 2021-04-29 16:19:52 | 阅读(1270) | 评论(0)
本套题库是OCP考试中的071(中文版)试题,由CUUG整理,如有报考OCP认证意向,可以联系cuug咨询老师。关于SELECT语句中的WHERE和HAVING子句, 哪两项描述是正确的?B) WHERE子句可用于在将行分组之前排除行。D) WHERE子句可用于在将行分组之后排除行。...【阅读全文】
brjl | 2021-04-10 21:15:56 | 阅读(17330) | 评论(0)
oracle io 简单聊【阅读全文】
unix_5359 | 2021-04-08 14:57:52 | 阅读(1410) | 评论(0)
19、请选择两项。SHAPE WEIGHTcube 5cylinder 15BOX_SIZE MIN_WEIGHT MAX_WEIGHTSMALL 0 10A) SELECT shapeJOIN boxesB) SELECT shapeJOIN boxesAND weight < max_weight;FROM bricksON weight BETWEEN min_weight AND max_weight;FROM bricksON weight < max_w...【阅读全文】
unix_5359 | 2021-04-08 13:47:15 | 阅读(1930) | 评论(0)
18、请选择最佳答案。CREATE VIEW emp80 ASFROM employeesWITH CHECK OPTION;A) SELECT *WHERE department_id = 90;FROM emp80C) DELETE FROM emp80D) UPDATE emp80WHERE department_id = 80;【阅读全文】
brjl | 2021-03-29 16:39:46 | 阅读(2160) | 评论(0)
vpd 侦听口令 参数【阅读全文】
unix_5359 | 2021-03-25 17:04:29 | 阅读(1410) | 评论(0)
17、请选择最佳答案。A) MAX和MIN函数可以用于字符数据类型的列。C)聚合函数可以用在SELECT语句的任何子句中。【阅读全文】
unix_5359 | 2021-03-24 16:04:17 | 阅读(1390) | 评论(0)
16、请选择两项。CREATE USER finance IDENTIFIED BY pwfin; .CREATE USER fin_clerk IDENTIFIED BY pwclerk;GRANT SELECT ON scott.emp TO finance WITH GRANT OPTION;GRANT SELECT ON scott.emp TO fin_clerk;A)用户FINANCE无法向FIN_MANAGER授予对SCOTT.EMP的ALL权限。C)删除用户FINANCE将自...【阅读全文】
unix_5359 | 2021-03-22 17:38:47 | 阅读(1410) | 评论(0)
13、请选择三项。A)如果查询对索引列进行了筛选, 则在执行查询期间将始终使用该列。C)降序索引是一种基于函数的索引。E)对基础表执行DML时, 会维护UNUSABLE索引。【阅读全文】
unix_5359 | 2021-03-12 13:10:20 | 阅读(1250) | 评论(0)
本套题库是OCP考试中的071(中文版)试题,由CUUG整理。哪两项将成功执行?B) SELECT COALESCE(0, SYSDATE) FROM DUAL;D) SELECT COALESCE('DATE', SYSDATE) FROM DUAL;【阅读全文】
unix_5359 | 2021-03-12 11:02:10 | 阅读(1210) | 评论(0)
本套题库是OCP考试中的071(中文版)试题,由CUUG整理。关于Oracle同义词, 哪三项描述是正确的?B)不能为PL/SQL程序包创建同义词。D)由一个用户创建的同义词可以引用属于另一个用户的对象。【阅读全文】
unix_5359 | 2021-03-02 14:27:53 | 阅读(1300) | 评论(0)
10、Choose three.A. performing checks to ensure minimum configuration requirements for Oracle Grid Infrastructure are metC. creating the OSDBA (dba) groupE. creating the grid OS user【阅读全文】
unix_5359 | 2021-03-01 14:31:00 | 阅读(1400) | 评论(0)
7、choose oneYou execute the following command to change the requirement:What is the outcome?B) An error is returned because the retention period cannot be reduced.D) All historical data older than two years, if any, is archived to flashback logs and the flashback archive is set to...【阅读全文】
unix_5359 | 2021-02-26 15:12:58 | 阅读(1460) | 评论(0)
6、Which two are prerequisites for performing Flashback Transaction?B) The EXECUTE privilege must be granted to a user on the DBMS_FLASHBACK package.D) A supplemental log must be enabled for the primary key.【阅读全文】
unix_5359 | 2021-02-25 17:12:41 | 阅读(1280) | 评论(0)
5、Which three are true about requirements for various FLASHBACK operations? (Choose three.)B. FLASHBACK drop requires that the RECYCLEBIN parameter be set to ON.D. FLASHBACK DATA ARCHIVE requires undo to store all versions of all rows of a table being tracked.F. FLASHBACK version quer...【阅读全文】