I don't think we need an enumerated flag in DataType

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

@@ -4202,7 +4202,7 @@ public class Parser {
                 }
                 read(")");
             }
-        } else if (dataType.enumerated) {
+        } else if (dataType.type == Value.ENUM) {
             if (readIf("(")) {
                 java.util.List<String> enumeratorList = new ArrayList<String>();
                 original += '(';

h2/src/main/org/h2/command/ddl/CreateTable.java

@@ -25,6 +25,7 @@ import org.h2.table.IndexColumn;
 import org.h2.table.Table;
 import org.h2.util.New;
 import org.h2.value.DataType;
+import org.h2.value.Value;
 
 /**
  * This class represents the statement
@@ -250,7 +251,7 @@ public class CreateTable extends SchemaCommand {
                 precision = scale;
             }
             String[] enumerators = null;
-            if (dt.enumerated) {
+            if (dt.type == Value.ENUM) {
                 /**
                  * Only columns of tables may be enumerated.
                  */

h2/src/main/org/h2/value/DataType.java

@@ -140,11 +140,6 @@ public class DataType {
      */
     public boolean caseSensitive;
 
-    /**
-     * If enumerated values are supported.
-     */
-    public boolean enumerated;
-
     /**
      * If the precision parameter is supported.
      */
@@ -390,8 +385,11 @@ public class DataType {
                 new String[]{"RESULT_SET"},
                 400
         );
+        dataType = createString(false);
+        dataType.supportsPrecision = false;
+        dataType.supportsScale = false;
         add(Value.ENUM, Types.OTHER, "Enum",
-                createEnum(),
+                dataType,
                 new String[]{"ENUM"},
                 48
         );
@@ -416,7 +414,6 @@ public class DataType {
             dt.params = dataType.params;
             dt.prefix = dataType.prefix;
             dt.suffix = dataType.suffix;
-            dt.enumerated = dataType.enumerated;
             dt.supportsPrecision = dataType.supportsPrecision;
             dt.supportsScale = dataType.supportsScale;
             dt.defaultPrecision = dataType.defaultPrecision;
@@ -470,13 +467,6 @@ public class DataType {
         return dataType;
     }
 
-    private static DataType createEnum() {
-        DataType dataType = createString(false);
-        dataType.enumerated = true;
-        dataType.supportsPrecision = false;
-        dataType.supportsScale = false;
-        return dataType;
-    }
     private static DataType createString(boolean caseSensitive) {
         DataType dataType = new DataType();
         dataType.prefix = "'";