Managing Databases with Oracle Oracle maintains a System Change Number (SCN) which is a database-wide value that is incremented by Oracle whenever database changes are made. True False True False ANSWER DOWNLOAD EXAMIANS APP
Managing Databases with Oracle Indexes are created to enforce uniqueness on columns and to enable fast retrieval by column values. False True False True ANSWER DOWNLOAD EXAMIANS APP
Managing Databases with Oracle You can check on the status of tables with the DESCRIBE or DESC command. False True False True ANSWER DOWNLOAD EXAMIANS APP
Managing Databases with Oracle In creating a procedure, you may get a message if you have compile errors. Which of the following is true? If there are no syntax errors, you will receive the message "NO ERRORS." SQL*Plus will automatically show the errors to you. The line numbers reported match the line numbers you see in your text editor. To see the errors, enter SHOW ERRORS in SQL*Plus. If there are no syntax errors, you will receive the message "NO ERRORS." SQL*Plus will automatically show the errors to you. The line numbers reported match the line numbers you see in your text editor. To see the errors, enter SHOW ERRORS in SQL*Plus. ANSWER DOWNLOAD EXAMIANS APP
Managing Databases with Oracle When using SQL*Plus, Oracle commands, column names, table names and all other database elements: are case insensitive. must always be in upper case. are case sensitive. must always be in lower case. are case insensitive. must always be in upper case. are case sensitive. must always be in lower case. ANSWER DOWNLOAD EXAMIANS APP
Managing Databases with Oracle An Oracle System Change Number (SCN): is a value that is incremented whenever a dirty read occurs. is a value that keeps track of explicit locks. is a value that is incremented whenever database changes are made. is incremented whenever a deadlock occurs. is a value that is incremented whenever a dirty read occurs. is a value that keeps track of explicit locks. is a value that is incremented whenever database changes are made. is incremented whenever a deadlock occurs. ANSWER DOWNLOAD EXAMIANS APP
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