Managing Databases with Oracle Which of the following is not true about indexes? Indexes are created with the ALTER TABLE command. Indexes are created to enable fast retrieval by column values. Indexes are created to enforce uniqueness on columns. Columns that are frequently used with equal conditions in WHERE clauses are good candidates for indexes. Indexes are created with the ALTER TABLE command. Indexes are created to enable fast retrieval by column values. Indexes are created to enforce uniqueness on columns. Columns that are frequently used with equal conditions in WHERE clauses are good candidates for indexes. ANSWER DOWNLOAD EXAMIANS APP
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 The semicolon terminates a SQL statement (and executes it). True False True False ANSWER DOWNLOAD EXAMIANS APP
Managing Databases with Oracle When using SQL*Plus, Oracle commands, column names, table names and all other database elements: must always be in lower case. must always be in upper case. are case insensitive. are case sensitive. must always be in lower case. must always be in upper case. are case insensitive. are case sensitive. ANSWER DOWNLOAD EXAMIANS APP
Managing Databases with Oracle You can use the DROP statement to remove structures from the database. False True False True ANSWER DOWNLOAD EXAMIANS APP
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
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