Managing Databases with Oracle Which statement about sequences is not true? NextVal and CurrVal are both sequence methods. Sequences are most often used to provide values for surrogate keys. A sequence is an object that generates a sequential series of unique numbers. Sequences guarantee valid surrogate key values. NextVal and CurrVal are both sequence methods. Sequences are most often used to provide values for surrogate keys. 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 You have linked SQL*Plus to an external text editor. To invoke the text editor for use within SQL*Plus, which command do you use? Open [FileName] Edit [FileName] Alter [FileName] Show [FileName] Open [FileName] Edit [FileName] Alter [FileName] Show [FileName] 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 When using SQL*Plus, Oracle commands, column names, table names and all other database elements: 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. must always be in lower case. ANSWER DOWNLOAD EXAMIANS APP
Managing Databases with Oracle Indexes are created to enforce uniqueness on columns and to enable fast retrieval by column values. True False True False 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]. CHANGE TABLE [TableName]. ALTER TABLE [TableName]. UPDATE TABLE [TableName]. MODIFY TABLE [TableName]. CHANGE TABLE [TableName]. ALTER TABLE [TableName]. UPDATE TABLE [TableName]. ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS