#1057, #1072 fix NPE on CTE

h2/src/main/org/h2/command/dml/Select.java

@@ -873,11 +873,12 @@ public class Select extends Query {
         for (; f != null; f = f.getJoin()) {
             if (f.getTable().getTableType() == TableType.VIEW) {
                 ViewIndex idx = (ViewIndex) f.getIndex();
-
+                if (idx != null && idx.getQuery() != null) {
                     idx.getQuery().setNeverLazy(true);
                 }
             }
         }
+    }
 
     /**
      * Reset the batch-join after the query result is closed.

h2/src/test/org/h2/test/unit/TestSubqueryPerformanceOnLazyExecutionMode.java

@@ -58,13 +58,13 @@ public class TestSubqueryPerformanceOnLazyExecutionMode extends TestDb {
         }
     }
 
-    public void testSubqueryInCondition(Statement stmt) throws Exception {
+    private void testSubqueryInCondition(Statement stmt) throws Exception {
         String sql = "SELECT COUNT (*) FROM one WHERE x IN (SELECT y FROM one WHERE y < 50)";
 
         checkExecutionTime(stmt, sql);
     }
 
-    public void testSubqueryInJoin(Statement stmt) throws Exception {
+    private void testSubqueryInJoin(Statement stmt) throws Exception {
         String sql =
                 "SELECT COUNT (one.x) FROM one " +
                 "JOIN (SELECT y AS val FROM one WHERE y < 50) AS subq ON subq.val=one.x";
@@ -72,7 +72,7 @@ public class TestSubqueryPerformanceOnLazyExecutionMode extends TestDb {
         checkExecutionTime(stmt, sql);
     }
 
-    public void testSubqueryInJoinFirst(Statement stmt) throws Exception {
+    private void testSubqueryInJoinFirst(Statement stmt) throws Exception {
         String sql =
                 "SELECT COUNT (one.x) FROM " +
                         "(SELECT y AS val FROM one WHERE y < 50) AS subq " +
@@ -81,7 +81,7 @@ public class TestSubqueryPerformanceOnLazyExecutionMode extends TestDb {
         checkExecutionTime(stmt, sql);
     }
 
-    public void testJoinTwoSubqueries(Statement stmt) throws Exception {
+    private void testJoinTwoSubqueries(Statement stmt) throws Exception {
         String sql =
                 "SELECT COUNT (one_sub.x) FROM " +
                         "(SELECT y AS val FROM one WHERE y < 50) AS subq " +