Create unionTest.gsql

demos/guru_scripts/docker/tutorial/4.x/script/unionTest.gsql

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+USE GRAPH financialGraph
+CREATE OR REPLACE QUERY unionTest () SYNTAX V3 {
+  S1 = SELECT s
+       FROM (s:Phone)
+       WHERE s.number == "111" OR s.number == "222";
+
+  //show what's in S1
+  PRINT S1[S1.number];
+
+  S2 = SELECT s
+       FROM (s:Phone)
+       WHERE s.number == "222";
+
+  //show what's in S2
+  PRINT S2[S2.number];
+
+  S3 = S1 UNION S2;
+
+  //show what's in S3
+  PRINT S3[S3.number];
+
+  S4 = SELECT c
+       FROM (c:City);
+
+  S5 = S3 UNION S4;
+
+  //show what's in S5
+  PRINT S5[S5.number];
+
+}
+
+install query unionTest
+run query unionTest()