Managing Databases with Oracle When you type into SQL*Plus and press enter, the statement will be finished and executed. False True False True ANSWER DOWNLOAD EXAMIANS APP
Managing Databases with Oracle Which of the following is not true about indexes? Indexes are created to enable fast retrieval by column values. Indexes are created with the ALTER TABLE command. Columns that are frequently used with equal conditions in WHERE clauses are good candidates for indexes. Indexes are created to enforce uniqueness on columns. Indexes are created to enable fast retrieval by column values. Indexes are created with the ALTER TABLE command. Columns that are frequently used with equal conditions in WHERE clauses are good candidates for indexes. Indexes are created to enforce uniqueness on columns. ANSWER DOWNLOAD EXAMIANS APP
Managing Databases with Oracle To obtain the structure of an Oracle table, the command to use is: DESC TABLE [TableName]. STRUCTURE [TableName]. DESCRIBE [TableName]. DESCRIBE STRUCTURE [TableName]. DESC TABLE [TableName]. STRUCTURE [TableName]. DESCRIBE [TableName]. DESCRIBE STRUCTURE [TableName]. ANSWER DOWNLOAD EXAMIANS APP
Managing Databases with Oracle Which statement about sequences is not true? Sequences are most often used to provide values for surrogate keys. NextVal and CurrVal are both sequence methods. A sequence is an object that generates a sequential series of unique numbers. Sequences guarantee valid surrogate key values. Sequences are most often used to provide values for surrogate keys. NextVal and CurrVal are both sequence methods. A sequence is an object that generates a sequential series of unique numbers. Sequences guarantee valid surrogate key values. 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? To see the errors, enter SHOW ERRORS in SQL*Plus. The line numbers reported match the line numbers you see in your text editor. If there are no syntax errors, you will receive the message "NO ERRORS." SQL*Plus will automatically show the errors to you. To see the errors, enter SHOW ERRORS in SQL*Plus. The line numbers reported match the line numbers you see in your text editor. If there are no syntax errors, you will receive the message "NO ERRORS." SQL*Plus will automatically show the errors to you. ANSWER DOWNLOAD EXAMIANS APP
Managing Databases with Oracle Which SQL phrase is not supported by Oracle? ON DELETE CASCADE DROP SEQUENCE [SequenceName] ON UPDATE CASCADE CREATE SEQUENCE [SequenceName] ON DELETE CASCADE DROP SEQUENCE [SequenceName] ON UPDATE CASCADE CREATE SEQUENCE [SequenceName] ANSWER DOWNLOAD EXAMIANS APP
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