Managing Databases with Oracle Which statement about sequences is not true? NextVal and CurrVal are both sequence methods. Sequences guarantee valid surrogate key values. Sequences are most often used to provide values for surrogate keys. A sequence is an object that generates a sequential series of unique numbers. NextVal and CurrVal are both sequence methods. Sequences guarantee valid surrogate key values. Sequences are most often used to provide values for surrogate keys. A sequence is an object that generates a sequential series of unique numbers. ANSWER DOWNLOAD EXAMIANS APP
Managing Databases with Oracle Sequences guarantee valid surrogate key values. False True False True ANSWER DOWNLOAD EXAMIANS APP
Managing Databases with Oracle The default extension for an Oracle SQL*Plus file is: .txt .sql .pls .ora .txt .sql .pls .ora 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." To see the errors, enter SHOW ERRORS in SQL*Plus. The line numbers reported match the line numbers you see in your text editor. SQL*Plus will automatically show the errors to you. If there are no syntax errors, you will receive the message "NO ERRORS." To see the errors, enter SHOW ERRORS in SQL*Plus. The line numbers reported match the line numbers you see in your text editor. SQL*Plus will automatically show the errors to you. ANSWER DOWNLOAD EXAMIANS APP
Managing Databases with Oracle To see the contents of the SQL*Plus buffer, type: LIST CONTENTS BUFFER CURRENT LIST CONTENTS BUFFER CURRENT ANSWER DOWNLOAD EXAMIANS APP
Managing Databases with Oracle An Oracle System Change Number (SCN): is incremented whenever a deadlock occurs. is a value that is incremented whenever a dirty read occurs. is a value that is incremented whenever database changes are made. is a value that keeps track of explicit locks. is incremented whenever a deadlock occurs. is a value that is incremented whenever a dirty read occurs. is a value that is incremented whenever database changes are made. is a value that keeps track of explicit locks. ANSWER DOWNLOAD EXAMIANS APP
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