diff --git a/core/src/main/java/org/eigenbase/sql/SqlExplain.java b/core/src/main/java/org/eigenbase/sql/SqlExplain.java
index 8b8cbe4aa22..871dddc02be 100644
--- a/core/src/main/java/org/eigenbase/sql/SqlExplain.java
+++ b/core/src/main/java/org/eigenbase/sql/SqlExplain.java
@@ -28,7 +28,15 @@
  */
 public class SqlExplain extends SqlCall {
   public static final SqlSpecialOperator OPERATOR =
-      new SqlSpecialOperator("EXPLAIN", SqlKind.EXPLAIN);
+      new SqlSpecialOperator("EXPLAIN", SqlKind.EXPLAIN) {
+        @Override
+        public SqlCall createCall(SqlLiteral functionQualifier,
+            SqlParserPos pos, SqlNode... operands) {
+          //explicandum, detailLevel, depth, asXml
+          return new SqlExplain(pos, operands[0], (SqlLiteral) operands[1],
+              (SqlLiteral) operands[2], (SqlLiteral) operands[3], 0);
+        }
+      };
   //~ Enums ------------------------------------------------------------------
 
   /**
diff --git a/core/src/main/java/org/eigenbase/sql/SqlOrderBy.java b/core/src/main/java/org/eigenbase/sql/SqlOrderBy.java
index 995e9121e2f..9b2579f134c 100644
--- a/core/src/main/java/org/eigenbase/sql/SqlOrderBy.java
+++ b/core/src/main/java/org/eigenbase/sql/SqlOrderBy.java
@@ -31,7 +31,14 @@
  * and replaced with the ORDER_OPERAND of SqlSelect.</p>
  */
 public class SqlOrderBy extends SqlCall {
-  public static final SqlSpecialOperator OPERATOR = new Operator();
+  public static final SqlSpecialOperator OPERATOR = new Operator() {
+    @Override
+    public SqlCall createCall(SqlLiteral functionQualifier,
+        SqlParserPos pos, SqlNode... operands) {
+      return new SqlOrderBy(pos, operands[0], (SqlNodeList) operands[1],
+          operands[2], operands[3]);
+    }
+  };
 
   public final SqlNode query;
   public final SqlNodeList orderList;
diff --git a/core/src/main/java/org/eigenbase/sql/SqlWith.java b/core/src/main/java/org/eigenbase/sql/SqlWith.java
index a580274858c..9ff8c016220 100644
--- a/core/src/main/java/org/eigenbase/sql/SqlWith.java
+++ b/core/src/main/java/org/eigenbase/sql/SqlWith.java
@@ -92,6 +92,13 @@ public void unparse(
       writer.endList(frame);
     }
 
+
+    @Override
+    public SqlCall createCall(SqlLiteral functionQualifier, SqlParserPos pos,
+        SqlNode... operands) {
+      return new SqlWith(pos, (SqlNodeList) operands[0], operands[1]);
+    }
+
     @Override public void validateCall(SqlCall call,
         SqlValidator validator,
         SqlValidatorScope scope,