Advanced SQL Which of the following is one of the basic approaches for joining tables? Subqueries Union Join All of these Natural join Subqueries Union Join All of these Natural join ANSWER DOWNLOAD EXAMIANS APP
Advanced SQL A correlated subquery is where the outer query depends on data from the inner query. True False True False ANSWER DOWNLOAD EXAMIANS APP
Advanced SQL The code to create triggers and routines is stored in only one location and is administered centrally. True False True False ANSWER DOWNLOAD EXAMIANS APP
Advanced SQL ROLLBACK WORK asks SQL to empty the log file. False True False True ANSWER DOWNLOAD EXAMIANS APP
Advanced SQL Which of the following is true concerning systems information in an RDBMS? All of these This information often cannot be updated by a user. RDBMS store database definition information in system-created tables. This information can be accessed using SQL. All of these This information often cannot be updated by a user. RDBMS store database definition information in system-created tables. This information can be accessed using SQL. 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. True False True False ANSWER DOWNLOAD EXAMIANS APP
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