
Database System Concepts
7th Edition
ISBN: 9780078022159
Author: Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher: McGraw-Hill Education
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1. Use a MySQL command to disable autocommit in the current session.
2. Type the MySQL command used to define a new stored procedure.
3. Use the appropriate MySQL command to run the Total_Orders stored procedure, storing the results in the variable $t.
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- Write the command that will display all directories (ONLY) that meet the followingcriteria: * directory name is "whiskey", "Whiskey", or "WHISKEY"* the group permissions on each directory are such that user accounts of that same group can change into each directory, and can add files, but not display any of the content* the owner permissions on each directory are such that the owner can display the contents of the directory, but cannot change into the directory* the public (all other user accounts) are unsetarrow_forwardWhich of the following is a correct statement?a. A commit is issued implicitly when a user exits SQL Developer or SQL*Plus.b. A commit is issued implicitly when a DDL command is executed.c. A commit is issued automatically when a DML command is executed.d. All of the above are correct.e. Both a and b are correct.f. Both a and c are correctarrow_forwardwrong commandsarrow_forward
- Which of the following commands update the stack by adding or removing values? Opush command call command both of them none of themarrow_forwardFollowing is the content of the file txt located in /home/alice/finalExam folder: 2 155 1 2002 500 1 155 Write a command to sort and then remove the duplicate contents of the numbersList.txt file.arrow_forwardQUESTION 19 You want to search for a particular file, main.conf, using the find utility. This file most likely is located somewhere in the /etc/ directory tree. Which of the following commands is the best one to use in this situation? O find /etc/-maxdepth -name main.conf find -r /etc -name main.conf O find / -name main.conf O find main.conf/etc find /etc -name main.conf QUESTION 20arrow_forward
- In a CURSOR FOR Iloop, which command is used to open the cursor? Answers: FETCH a. b. ОРEN FOR LOOP C. d. The cursor is opened automatically by a CURSOR FOR loop.arrow_forwardwhich object can be used to speed up searches and quires in general? a) Index b) Unique c) Check d) Cascadearrow_forwardTask 3: The Marketing team wants to collect emails of the users on InstantStay. However, the team needs a SQL statement to execute inside their programming environment. You need to create a statement that they can easily run the EXECUTE command to return a single column table containing the USER_EMAIL addresses. Task: Create a prepared statement for use with the EXECUTE command.arrow_forward
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