SQL for Database Construction When a foreign key column is created without a corresponding foreign key constraint, we have created a "casual relationship" between the two tables. True False True False ANSWER DOWNLOAD EXAMIANS APP
SQL for Database Construction SQL views can be used to hide: columns and rows only. complicated SQL syntax only. both of the above can be hidden by an SQL view. None of these columns and rows only. complicated SQL syntax only. both of the above can be hidden by an SQL view. None of these ANSWER DOWNLOAD EXAMIANS APP
SQL for Database Construction A SQL view is a virtual table that is constructed from other tables or views. True False True False ANSWER DOWNLOAD EXAMIANS APP
SQL for Database Construction The SQL CHECK constraint is fully defined by the SQL-92 standard, and is consistently implemented by all DBMS vendors. False True False True ANSWER DOWNLOAD EXAMIANS APP
SQL for Database Construction Which of the following is NOT a type of SQL constraint? FOREIGN KEY PRIMARY KEY ALTERNATE KEY UNIQUE FOREIGN KEY PRIMARY KEY ALTERNATE KEY UNIQUE ANSWER DOWNLOAD EXAMIANS APP
SQL for Database Construction For what purposes are views used? All of these To hide complicated SQL statements only To hide rows only To hide columns only All of these To hide complicated SQL statements only To hide rows only To hide columns only ANSWER DOWNLOAD EXAMIANS APP
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