Managing Databases with Oracle The default extension for an Oracle SQL*Plus file is: .sql .ora .pls .txt .sql .ora .pls .txt ANSWER DOWNLOAD EXAMIANS APP
Managing Databases with Oracle If there is only one statement and no ambiguity about what is wanted, Oracle will treat the semicolon and slash as the same. False True False True ANSWER DOWNLOAD EXAMIANS APP
Managing Databases with Oracle Which of the following is not true about indexes? 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. Indexes are created to enable fast retrieval by column values. ANSWER DOWNLOAD EXAMIANS APP
Managing Databases with Oracle Which of the following is not true about modifying table columns? You cannot increase or decrease the number of decimal places. 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 can increase the number of characters in character columns or the number of digits in numeric columns You cannot increase or decrease the number of decimal places. 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 can increase the number of characters in character columns or the number of digits in numeric columns 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 After a table has been created, its structure can be modified using the SQL command: MODIFY TABLE [TableName]. ALTER TABLE [TableName]. CHANGE TABLE [TableName]. UPDATE TABLE [TableName]. MODIFY TABLE [TableName]. ALTER TABLE [TableName]. CHANGE TABLE [TableName]. UPDATE TABLE [TableName]. ANSWER DOWNLOAD EXAMIANS APP
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