Oracle 1Z0-883 MySQL 5.6 Database Administrator
2020 Oracle Official New Released 1Z0-883 Q&As
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Q1. ROW-based replication has stopped working. You investigate the error log file and find the following entries: 2013-08-27 14:15:47 9056 [ERROR] Slave SQL: Could not execute Delete_rows event on table test.t1; Can’t find record in ‘t1’, Error_code: 1032; handler error HA_ERR_KEY_NOT_FOUND; the event’s master log 56_master-bin. 000003, end_log_pos 851, Error_code: 1032 2013-08-27 14:1
Q1. You are using replication and the binary log files on your master server consume a lot of disk space. Which two steps should you perform to safely remove some of the older binary log files? A. Ensure that none of the attached slaves are using any of the binary logs you want to delete. B. Use the command PURGE BINARY LOGS and specify a binary log file name or a date and time to remove unuse
Q1. Review the definition of the phone_list view. CHEATE OR REPLACE ALGORITHM=MERGE DEFINER= ‘root’@localhost’ SQL SECURITY DEFINER VIEW ‘phone_list’ AS SELECT e . id as id ‘e . first_name AS ‘first_name’ ‘e . last_name AS ‘last_name’ ‘coalesce ( ph1.phone_no, ‘--') AS ‘office_no’ ‘coalesce (ph2 .phone_no, '--‘) AS ‘cell_no’ FROM employees e L
Q1. While reviewing the MySQL error log, you see occasions where MySQL has exceeded the number of file handles allowed to it by the operating system. Which method will reduce the number of file handles in use? A. Disconnecting idle localhost client sessions B. Implementing storage engine data compression options C. Relocating your data and log files to separate storage devices D. Activating
Q1. What are three actions performed by the mysql_secure_installation tool? A. It prompts you to set the root user account password. B. It checks whether file permissions are appropriate within datadir. C. It asks to remove the test database, which is generated at installation time. D. It can delete any anonymous accounts. E. It verifies that all users are configuration with the longer passw