Introduction to SQL Which SQL statement is used to delete data FROM a database? ALTER COLLAPSE DELETE REMOVE ALTER COLLAPSE DELETE REMOVE ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Each index consumes extra storage space and also requires overhead maintenance time whenever indexed data change value. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL The condition in a WHERE clause can refer to only one value. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Which SQL keyword is used to retrieve only unique values? DIFFERENT UNIQUE DISTINCT DISTINCTIVE DIFFERENT UNIQUE DISTINCT DISTINCTIVE ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL The SQL keyword BETWEEN is used: to limit the columns displayed. None of these for ranges. as a wildcard. to limit the columns displayed. None of these for ranges. as a wildcard. ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Which of the following SQL commands can be used to add data to a database table? ADD UPDATE INSERT APPEND ADD UPDATE INSERT APPEND ANSWER DOWNLOAD EXAMIANS APP
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