Introduction to SQL Which SQL statement is used to update data in a database? SAVE AS SAVE UPDATE MODIFY SAVE AS SAVE UPDATE MODIFY ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL There is an equivalent join expression that can be substituted for all subquery expressions. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Which of the following command makes the updates performed by the transaction permanent in the database? ROLLBACK COMMIT DELETE TRUNCATE ROLLBACK COMMIT DELETE TRUNCATE ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Which SQL statement is used to delete data FROM a database? DELETE ALTER REMOVE COLLAPSE DELETE ALTER REMOVE COLLAPSE ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Which of the following is valid SQL for an Index? CREATE INDEX ID; CHANGE INDEX ID; ADD INDEX ID; REMOVE INDEX ID; CREATE INDEX ID; CHANGE INDEX ID; ADD INDEX ID; REMOVE INDEX ID; ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Indexes may be created or dropped at any time. True False True False ANSWER DOWNLOAD EXAMIANS APP
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