Introduction to SQL The SQL keyword(s) ________ is used with wildcards. IN only NOT IN only LIKE only IN and NOT IN IN only NOT IN only LIKE only IN and NOT IN ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL The SQL statementSELECT SUBSTR('123456789', INSTR('abcabcabc', 'b'), 4) FROM DUAL; 1234 6789 456789 2345 1234 6789 456789 2345 ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Indexes may be created or dropped at any time. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Table employee has 10 records. It has a non-NULL SALARY column which is also UNIQUE.The SQL statementSELECT COUNT(*) FROM employee WHERE SALARY > ALL (SELECT SALARY FROM EMPLOYEE);prints 10 5 0 9 10 5 0 9 ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL The rows of the result relation produced by a SELECT statement can be sorted, but only by one column. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Which command undo all the updates performed by the SQL in the transaction? TRUNCATE COMMIT DELETE ROLLBACK TRUNCATE COMMIT DELETE ROLLBACK ANSWER DOWNLOAD EXAMIANS APP
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