gs gs115 SQL Joins - SQL Union - Quiz No.2
gs gs115 Structured Query Language Quiz
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Question 1: What is the basic syntax used in SQL to combine the result-set of two tables?
Select column_list From table1 Select column_list From table2 UNION;
Select column_list From table1 UNION Select column_list From table2;
Select column_list UNION Select column_list From table1;
Select column_list From table1 COMBINE Select column_list From table2;
Question 2: What is the basic syntax of a UNION ALL operator?
Select column_list From table1 Select column_list From table2 UNION ALL;
Select column_list UNION ALL Select column_list From table1;
Select column_list From table1 ALL Select column_list From table2;
Select column_list From table1 UNION ALL Select column_list From table2;
