Advanced SQL With the UNION clause, each query involved must output the same number of columns, and they must be UNION compatible. True False True False ANSWER DOWNLOAD EXAMIANS APP
Advanced SQL Outer join is the same as equi-join, except one of the duplicate columns is eliminated in the result table. 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. True False True False ANSWER DOWNLOAD EXAMIANS APP
Advanced SQL Which of the following is true concerning a procedure? They include procedural and SQL statements. You do not create them with SQL. They do not need to have a unique name. They are the same thing as a function. They include procedural and SQL statements. You do not create them with SQL. They do not need to have a unique name. They are the same thing as a function. ANSWER DOWNLOAD EXAMIANS APP
Advanced SQL What type of join is needed when you wish to include rows that do not have matching values? All of these Outer join Equi-join Natural join All of these Outer join Equi-join Natural join ANSWER DOWNLOAD EXAMIANS APP
Advanced SQL Embedded SQL is which of the following? Hard-coded SQL statements in a trigger. Hard-coded SQL statements in a program language such as Java. The process of making an application capable of generating specific SQL code on the fly. Hard-coded SQL statements in a procedure. Hard-coded SQL statements in a trigger. Hard-coded SQL statements in a program language such as Java. The process of making an application capable of generating specific SQL code on the fly. Hard-coded SQL statements in a procedure. ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS