SQL for Database Construction Standard SQL-92 views are constructed from SQL SELECT statements that do not contain the GROUP BY clause. False True False True ANSWER DOWNLOAD EXAMIANS APP
SQL for Database Construction The SQL command to create a table is: CREATE TABLE MAKE TABLE DEFINE TABLE ALTER TABLE CREATE TABLE MAKE TABLE DEFINE TABLE ALTER TABLE ANSWER DOWNLOAD EXAMIANS APP
SQL for Database Construction To update an SQL view, the DBMS must be able to associate the column(s) to be updated with: a particular column in a particular underlying table. None of these a particular row in a particular underlying table. a particular column in a particular row. a particular column in a particular underlying table. None of these a particular row in a particular underlying table. a particular column in a particular row. ANSWER DOWNLOAD EXAMIANS APP
SQL for Database Construction What is an advantage of placing computations in SQL views? To save users from having to write an expression. None of these To accomplish both of the above. To ensure that the results are consistent. To save users from having to write an expression. None of these To accomplish both of the above. To ensure that the results are consistent. ANSWER DOWNLOAD EXAMIANS APP
SQL for Database Construction Which of the following is an SQL trigger supported by Oracle? AFTER All of these BEFORE INSTEAD OF AFTER All of these BEFORE INSTEAD OF 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. True False True False ANSWER DOWNLOAD EXAMIANS APP
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