Managing Databases with Oracle Sequences guarantee valid surrogate key values. 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 enforce uniqueness on columns. Indexes are created to enable fast retrieval by column values. 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 enforce uniqueness on columns. Indexes are created to enable fast retrieval by column values. Columns that are frequently used with equal conditions in WHERE clauses are good candidates for indexes. Indexes are created with the ALTER TABLE command. 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 Oracle allows the ORDER BY clause in view definitions. True False True False 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 Which of the following is not true of SQL views? Oracle views can by queried. Oracle views cannot use the ORDER BY clause in view definitions. The SQL-92 standard does not allow the use of the ORDER BY clause in view definitions. Oracle views are created using the standard SQL-92 CREATE VIEW command. Oracle views can by queried. Oracle views cannot use the ORDER BY clause in view definitions. The SQL-92 standard does not allow the use of the ORDER BY clause in view definitions. Oracle views are created using the standard SQL-92 CREATE VIEW command. ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS