Add Select.setWildcard()

h2/src/main/org/h2/command/Parser.java

@@ -1463,9 +1463,7 @@ public class Parser {
             command.setSourceTableFilter(sourceTableFilter);
 
             Select preparedQuery = new Select(session);
-            ArrayList<Expression> expr = new ArrayList<>(1);
-            expr.add(new Wildcard(null, null));
-            preparedQuery.setExpressions(expr);
+            preparedQuery.setWildcard();
             TableFilter filter = new TableFilter(session, sourceTableFilter.getTable(),
                     sourceTableFilter.getTableAlias(), rightsChecked, preparedQuery, 0, null);
             preparedQuery.addTableFilter(filter, true);
@@ -5130,9 +5128,7 @@ public class Parser {
         Select command = new Select(session);
         currentSelect = command;
         TableFilter filter = parseValuesTable(0);
-        ArrayList<Expression> list = new ArrayList<>(1);
-        list.add(new Wildcard(null, null));
-        command.setExpressions(list);
+        command.setWildcard();
         command.addTableFilter(filter, true);
         command.init();
         return command;

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

@@ -25,6 +25,7 @@ import org.h2.expression.Expression;
 import org.h2.expression.ExpressionColumn;
 import org.h2.expression.ExpressionVisitor;
 import org.h2.expression.Parameter;
+import org.h2.expression.Wildcard;
 import org.h2.index.Cursor;
 import org.h2.index.Index;
 import org.h2.index.IndexType;
@@ -171,6 +172,11 @@ public class Select extends Query {
         this.expressions = expressions;
     }
 
+    public void setWildcard() {
+        expressions = new ArrayList<>(1);
+        expressions.add(new Wildcard(null, null));
+    }
+
     /**
      * Called if this query contains aggregate functions.
      */