Advanced SQL What type of join is needed when you wish to return rows that do have matching values? Outer join All of these Equi-join Natural join Outer join All of these Equi-join Natural join ANSWER DOWNLOAD EXAMIANS APP
Advanced SQL A UNION query is which of the following? Combines the output from no more than two queries and does not include the same number of columns. Combines the output from multiple queries and does not include the same number of columns. Combines the output from multiple queries and must include the same number of columns. Combines the output from no more than two queries and must include the same number of columns. Combines the output from no more than two queries and does not include the same number of columns. Combines the output from multiple queries and does not include the same number of columns. Combines the output from multiple queries and must include the same number of columns. Combines the output from no more than two queries and must include the same number of columns. ANSWER DOWNLOAD EXAMIANS APP
Advanced SQL When AUTOCOMMIT is set on, changes will be made automatically at the end of each SQL statement. True False True False ANSWER DOWNLOAD EXAMIANS APP
Advanced SQL The joining technique is useful when data from several relations are to be retrieved and displayed and the relationships are not necessarily nested. False True False True ANSWER DOWNLOAD EXAMIANS APP
Advanced SQL Embedded SQL is which of the following? Hard-coded SQL statements in a program language such as Java. Hard-coded SQL statements in a procedure. Hard-coded SQL statements in a trigger. The process of making an application capable of generating specific SQL code on the fly. Hard-coded SQL statements in a program language such as Java. Hard-coded SQL statements in a procedure. Hard-coded SQL statements in a trigger. The process of making an application capable of generating specific SQL code on the fly. ANSWER DOWNLOAD EXAMIANS APP
Advanced SQL A transaction is the complete set of closely related update commands that must all be done, or none of them done, for the database to remain valid. False True False True ANSWER DOWNLOAD EXAMIANS APP
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