SQL for Database Construction What is an advantage of placing computations in SQL views? None of these To accomplish both of the above. To save users from having to write an expression. To ensure that the results are consistent. None of these To accomplish both of the above. To save users from having to write an expression. To ensure that the results are consistent. ANSWER DOWNLOAD EXAMIANS APP
SQL for Database Construction The SQL ALTER statement can be used to: add rows to the table. delete rows from the table. change the table data. change the table structure. add rows to the table. delete rows from the table. change the table data. change the table structure. 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: 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. a particular column in a particular underlying table. ANSWER DOWNLOAD EXAMIANS APP
SQL for Database Construction Common types of SQL CHECK constraints include range checks and limiting columns values. True False True False ANSWER DOWNLOAD EXAMIANS APP
SQL for Database Construction When using the SQL INSERT statement: rows can either be inserted into a table one at a time or in groups. rows cannot be copied in mass from one table to another only. rows can be inserted into a table only one at a time only. rows can be modified according to criteria only. rows can either be inserted into a table one at a time or in groups. rows cannot be copied in mass from one table to another only. rows can be inserted into a table only one at a time only. rows can be modified according to criteria only. ANSWER DOWNLOAD EXAMIANS APP
SQL for Database Construction Which of the following is NOT a type of SQL constraint? UNIQUE PRIMARY KEY ALTERNATE KEY FOREIGN KEY UNIQUE PRIMARY KEY ALTERNATE KEY FOREIGN KEY ANSWER DOWNLOAD EXAMIANS APP
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