Advanced SQL The UNION clause is used to combine the output from multiple queries together into a single result table. False True False True ANSWER DOWNLOAD EXAMIANS APP
Advanced SQL A UNION query is which of the following? Combines the output from multiple queries and does not 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 multiple 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 no more than two queries and must 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 does not include the same number of columns. ANSWER DOWNLOAD EXAMIANS APP
Advanced SQL The code to create triggers and routines is stored in only one location and is administered centrally. False True False True ANSWER DOWNLOAD EXAMIANS APP
Advanced SQL There should be one condition within the WHERE clause for each pair of tables being joined. 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 Triggers are stored blocks of code that have to be called in order to operate. False True False True ANSWER DOWNLOAD EXAMIANS APP
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