Managing Databases with Oracle The semicolon terminates a SQL statement (and executes it). True False True False ANSWER DOWNLOAD EXAMIANS APP
Managing Databases with Oracle An Oracle System Change Number (SCN): is incremented whenever a deadlock occurs. is a value that keeps track of explicit locks. is a value that is incremented whenever a dirty read occurs. is a value that is incremented whenever database changes are made. is incremented whenever a deadlock occurs. is a value that keeps track of explicit locks. is a value that is incremented whenever a dirty read occurs. is a value that is incremented whenever database changes are made. ANSWER DOWNLOAD EXAMIANS APP
Managing Databases with Oracle Sequences guarantee valid surrogate key values. True False True False ANSWER DOWNLOAD EXAMIANS APP
Managing Databases with Oracle Which of the following is not true about modifying table columns? You can drop a column at any time. You cannot increase or decrease the number of decimal places. You can increase the number of characters in character columns or the number of digits in numeric columns You can add a column at any time as long as it is a NULL column. You can drop a column at any time. You cannot increase or decrease the number of decimal places. You can increase the number of characters in character columns or the number of digits in numeric columns You can add a column at any time as long as it is a NULL column. ANSWER DOWNLOAD EXAMIANS APP
Managing Databases with Oracle Oracle directly supports the definition of surrogate keys. True False True False ANSWER DOWNLOAD EXAMIANS APP
Managing Databases with Oracle Oracle does NOT support a CASCADE UPDATE constraint. True False True False ANSWER DOWNLOAD EXAMIANS APP
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