Move some JOIN tests from testScript.sql to own file

h2/src/test/org/h2/test/scripts/TestScript.java

@@ -82,6 +82,7 @@ public class TestScript extends TestBase {
         reconnectOften = !config.memory && config.big;
 
         testScript("testScript.sql");
+        testScript("joins.sql");
         testScript("altertable-index-reuse.sql");
         testScript("query-optimisations.sql");
         testScript("commands-dml-script.sql");