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Make sure that the directory where the installation file is located does not contain Chinese characters, otherwise there will be various problems! Since it is a learning and testing environment, these two items are free. Next, ignore. Of course, we

Preface This is a very tangled section, which is simple or detailed. If it is simple, nothing is said. The details are detailed. To be honest, there are many places that I don't understand. Just a few physical files, several memory blocks, and

685. In your test database: -You are using Recovery Manager (RMAN) to perform incremental backups of your test database -The test database is running in NOARCHIVELOG mode -One of the data files is already upted -All online redo log files are lost

50. SLS is a private synonym for the SH. SALES table.The user SH issues the following command:Drop synonym sls;Which statement is true regarding the above SQL statement?A. Only the synonym wocould be dropped.B. The synonym wocould be dropped and the

I. queue and shared resourcesShared resources can be accessed by multiple sessions and processes at the same time. Therefore, its access needs to be protected. In Oracle, everything except PGA includes memory, disk, CPU, table, index, and

22. You need to create a table for a banking application. One of the columns in the table has the following requirements:1) You want a column in the table to store the duration of the credit period.2) The data in the column shoshould be stored in a

8. View the Exhibit and examine the structure of the MERs table.Which two tasks wowould require subqueries or joins to be executed in a single statement? (Choose two .) (Question: A MERs table is provided for the question, asking which two tasks

7. Which two statements are true regarding the USING and ON clses in table joins? (Choose two .) A. Both USING and ON clses can be used for equijoins and nonequijoins. B. A maximum of one pair of columns can be joined between two tables using the ON

9. Which statement is true regarding the INTERSECT operator? A. It ignores NULL values. B. Reversing the order of the intersected tables alters the result. C. The names of columns in all SELECT statements must be identical. D. The number of

11. View the Exhibit and examine the structure of the PRODUCTS table.All products have a list price.You issue the following command to display the total price of each product after a discount of 25% and atax of 15% are applied on it. freight charges

1.View the Exhibit and examine the structure of the SALES, MERS MERs, PRODUCTS, and TIMES tables. The PROD_ID column is the foreign key in the SALES table, which references the PRODUCTS table. Similarly, the CUST_ID and TIME_ID columns are also

Why Does Oracle automatically create an index for the primary key? The truth is actually simple. If there is no index, do you need to scan the entire table to check data integrity every time you insert it? (I) Primary Key Index and null To raise

I,The vue account must be registered 72 hours before the examination. You must take the examination for this account on the same day. 1. Visit the Pearson vue website http://www.pearsonvue.com/oracle/ and click the right window list"My Account" in ".

8. view the exhibit and examine the structure of the MERs table.Which two tasks wowould require subqueries or joins to be executed in a single statement? (Choose two .) (Question: A MERs table is provided for the question, asking which two tasks

12. You need to produce a report where each customer's credit limit has been incremented by $1000. InThe output, the customer's last name shoshould have the heading name and the incremented Credit LimitShocould be labeled new credit limit. The

11. view the exhibit and examine the structure of the Products table. All products have a list price. You issue the following command to display the total price of each product after a discount of 25% and atax of 15% are applied on it. freight

Http://blog.csdn.net/gisinfo/article/details/8159875 1.Which two statements correctly describe the relationship among the scheduler components: Job, program, And schedule? (Choose two) A.A job is specified as part of a program Definition B.A program

The original article is a translation of the second issue of C ++ view. Here is a summary for easy reference. Open and closed Principle The system tries its best to add new requirements.Code Open for extensionWithout modifying the original

you are using recovery Manager (RMAN) with a recovery catalog to back up your production database. the backups and the archived redo log files are copied to a tape drive on a daily basis. because of media failure, you lost your production database

42. You plan to use SQL Performance Analyzer to analyze the SQL workload. You created a SQL Tuning Set as a part of the workload capturing. What information is captured as part of this process? (Choose all that apply .) A. the SQL text B. the