diff --git a/asterix-app/src/test/resources/metadata/queries/custord_q4.aql b/asterix-app/src/test/resources/metadata/queries/custord_q4.aql
index 03114b7..9bdf494 100644
--- a/asterix-app/src/test/resources/metadata/queries/custord_q4.aql
+++ b/asterix-app/src/test/resources/metadata/queries/custord_q4.aql
@@ -5,4 +5,5 @@
 for $c in dataset('Customers')
 for $o in dataset('Orders')
 where $c.cid = $o.cid 
-return {"cust_name":$c.name, "cust_age": $c.age, "order_total":$o.total} 
\ No newline at end of file
+order by $c.cid
+return {"cust_name":$c.name, "cust_age": $c.age, "order_total":$o.total} 
diff --git a/asterix-app/src/test/resources/metadata/results/custord_dataset.adm b/asterix-app/src/test/resources/metadata/results/custord_dataset.adm
index 68e8f41..ca2737c 100644
--- a/asterix-app/src/test/resources/metadata/results/custord_dataset.adm
+++ b/asterix-app/src/test/resources/metadata/results/custord_dataset.adm
@@ -1,2 +1,2 @@
-{ "DataverseName": "custord", "DatasetName": "Customers", "DataTypeName": "CustomerType", "DatasetType": "INTERNAL", "InternalDetails": { "FileStructure": "BTREE", "PartitioningStrategy": "HASH", "PartitioningKey": [ "cid", "name" ], "PrimaryKey": [ "cid", "name" ], "GroupName": "group1" }, "ExternalDetails": null, "Timestamp": "Thu Sep 01 15:45:33 PDT 2011" }
-{ "DataverseName": "custord", "DatasetName": "Orders", "DataTypeName": "OrderType", "DatasetType": "INTERNAL", "InternalDetails": { "FileStructure": "BTREE", "PartitioningStrategy": "HASH", "PartitioningKey": [ "oid" ], "PrimaryKey": [ "oid" ], "GroupName": "group1" }, "ExternalDetails": null, "Timestamp": "Mon Jul 11 09:30:35 PDT 2011" }
\ No newline at end of file
+{ "DataverseName": "custord", "DatasetName": "Customers", "DataTypeName": "CustomerType", "DatasetType": "INTERNAL", "InternalDetails": { "FileStructure": "BTREE", "PartitioningStrategy": "HASH", "PartitioningKey": [ "cid", "name" ], "PrimaryKey": [ "cid", "name" ], "GroupName": "group1" }, "ExternalDetails": null, "FeedDetails": null, "Timestamp": "Thu Sep 13 14:20:57 PDT 2012" }
+{ "DataverseName": "custord", "DatasetName": "Orders", "DataTypeName": "OrderType", "DatasetType": "INTERNAL", "InternalDetails": { "FileStructure": "BTREE", "PartitioningStrategy": "HASH", "PartitioningKey": [ "oid" ], "PrimaryKey": [ "oid" ], "GroupName": "group1" }, "ExternalDetails": null, "FeedDetails": null, "Timestamp": "Thu Sep 13 14:20:57 PDT 2012" }
diff --git a/asterix-app/src/test/resources/metadata/results/custord_index.adm b/asterix-app/src/test/resources/metadata/results/custord_index.adm
index 2e0f166..06f6bd5 100644
--- a/asterix-app/src/test/resources/metadata/results/custord_index.adm
+++ b/asterix-app/src/test/resources/metadata/results/custord_index.adm
@@ -1,5 +1,5 @@
-{ "DataverseName": "custord", "DatasetName": "Customers", "IndexName": "$Customers", "IndexStructure": "BTREE", "SearchKey": [ "cid", "name" ], "Timestamp": "Mon Jul 11 10:42:48 PDT 2011" }
-{ "DataverseName": "custord", "DatasetName": "Customers", "IndexName": "custName", "IndexStructure": "BTREE", "SearchKey": [ "name", "cid" ], "Timestamp": "Mon Jul 11 10:44:32 PDT 2011" }
-{ "DataverseName": "custord", "DatasetName": "Orders", "IndexName": "$Orders", "IndexStructure": "BTREE", "SearchKey": [ "oid" ], "Timestamp": "Mon Jul 11 10:44:58 PDT 2011" }
-{ "DataverseName": "custord", "DatasetName": "Orders", "IndexName": "ordClerkTotal", "IndexStructure": "BTREE", "SearchKey": [ "clerk", "total" ], "Timestamp": "Mon Jul 11 17:18:08 PDT 2011" }
-{ "DataverseName": "custord", "DatasetName": "Orders", "IndexName": "ordCustId", "IndexStructure": "BTREE", "SearchKey": [ "cid" ], "Timestamp": "Mon Jul 11 10:46:25 PDT 2011" }
+{ "DataverseName": "custord", "DatasetName": "Customers", "IndexName": "Customers", "IndexStructure": "BTREE", "SearchKey": [ "cid", "name" ], "IsPrimary": true, "Timestamp": "Thu Sep 13 14:20:57 PDT 2012" }
+{ "DataverseName": "custord", "DatasetName": "Customers", "IndexName": "custName", "IndexStructure": "BTREE", "SearchKey": [ "name", "cid" ], "IsPrimary": false, "Timestamp": "Thu Sep 13 14:20:57 PDT 2012" }
+{ "DataverseName": "custord", "DatasetName": "Orders", "IndexName": "Orders", "IndexStructure": "BTREE", "SearchKey": [ "oid" ], "IsPrimary": true, "Timestamp": "Thu Sep 13 14:20:57 PDT 2012" }
+{ "DataverseName": "custord", "DatasetName": "Orders", "IndexName": "ordClerkTotal", "IndexStructure": "BTREE", "SearchKey": [ "clerk", "total" ], "IsPrimary": false, "Timestamp": "Thu Sep 13 14:20:57 PDT 2012" }
+{ "DataverseName": "custord", "DatasetName": "Orders", "IndexName": "ordCustId", "IndexStructure": "BTREE", "SearchKey": [ "cid" ], "IsPrimary": false, "Timestamp": "Thu Sep 13 14:20:57 PDT 2012" }
diff --git a/asterix-app/src/test/resources/metadata/results/custord_q10.adm b/asterix-app/src/test/resources/metadata/results/custord_q10.adm
index ed1df70..c0869bf 100644
--- a/asterix-app/src/test/resources/metadata/results/custord_q10.adm
+++ b/asterix-app/src/test/resources/metadata/results/custord_q10.adm
@@ -1,8 +1,9 @@
-{ "DataverseName": "Metadata", "DatasetName": "Dataset", "DataTypeName": "DatasetRecordType", "DatasetType": "INTERNAL", "InternalDetails": { "FileStructure": "BTREE", "PartitioningStrategy": "HASH", "PartitioningKey": [ "DataverseName", "DatasetName" ], "PrimaryKey": [ "DataverseName", "DatasetName" ], "GroupName": "MetadataGroup" }, "ExternalDetails": null, "Timestamp": "Thu Sep 01 15:52:00 PDT 2011" }
-{ "DataverseName": "Metadata", "DatasetName": "Datatype", "DataTypeName": "DatatypeRecordType", "DatasetType": "INTERNAL", "InternalDetails": { "FileStructure": "BTREE", "PartitioningStrategy": "HASH", "PartitioningKey": [ "DataverseName", "DatatypeName" ], "PrimaryKey": [ "DataverseName", "DatatypeName" ], "GroupName": "MetadataGroup" }, "ExternalDetails": null, "Timestamp": "Thu Sep 01 15:52:00 PDT 2011" }
-{ "DataverseName": "Metadata", "DatasetName": "Dataverse", "DataTypeName": "DataverseRecordType", "DatasetType": "INTERNAL", "InternalDetails": { "FileStructure": "BTREE", "PartitioningStrategy": "HASH", "PartitioningKey": [ "DataverseName" ], "PrimaryKey": [ "DataverseName" ], "GroupName": "MetadataGroup" }, "ExternalDetails": null, "Timestamp": "Thu Sep 01 15:52:00 PDT 2011" }
-{ "DataverseName": "Metadata", "DatasetName": "Index", "DataTypeName": "IndexRecordType", "DatasetType": "INTERNAL", "InternalDetails": { "FileStructure": "BTREE", "PartitioningStrategy": "HASH", "PartitioningKey": [ "DataverseName", "DatasetName", "IndexName" ], "PrimaryKey": [ "DataverseName", "DatasetName", "IndexName" ], "GroupName": "MetadataGroup" }, "ExternalDetails": null, "Timestamp": "Thu Sep 01 15:52:00 PDT 2011" }
-{ "DataverseName": "Metadata", "DatasetName": "Node", "DataTypeName": "NodeRecordType", "DatasetType": "INTERNAL", "InternalDetails": { "FileStructure": "BTREE", "PartitioningStrategy": "HASH", "PartitioningKey": [ "NodeName" ], "PrimaryKey": [ "NodeName" ], "GroupName": "MetadataGroup" }, "ExternalDetails": null, "Timestamp": "Thu Sep 01 15:52:00 PDT 2011" }
-{ "DataverseName": "Metadata", "DatasetName": "Nodegroup", "DataTypeName": "NodeGroupRecordType", "DatasetType": "INTERNAL", "InternalDetails": { "FileStructure": "BTREE", "PartitioningStrategy": "HASH", "PartitioningKey": [ "GroupName" ], "PrimaryKey": [ "GroupName" ], "GroupName": "MetadataGroup" }, "ExternalDetails": null, "Timestamp": "Tue Sep 06 09:29:34 PDT 2011" }
-{ "DataverseName": "custord", "DatasetName": "Customers", "DataTypeName": "CustomerType", "DatasetType": "EXTERNAL", "InternalDetails": null, "ExternalDetails": { "Adapter": "adapter.java", "HdfsPath": "hdfs://temp1/data1", "Splits": [  ], "Properties": [ { "Name": "n1", "Value": "v1" }, { "Name": "n3", "Value": "v3" }, { "Name": "n2", "Value": "v2" } ], "IsAtHdfs": true }, "Timestamp": "Mon Sep 12 17:07:35 PDT 2011" }
-{ "DataverseName": "custord", "DatasetName": "Orders", "DataTypeName": "OrderType", "DatasetType": "EXTERNAL", "InternalDetails": null, "ExternalDetails": { "Adapter": "adapter.java", "HdfsPath": "null", "Splits": [ { "NodeName": "nc1", "FileName": "/tmp1/data1" }, { "NodeName": "nc2", "FileName": "/tmp2/data2" } ], "Properties": [  ], "IsAtHdfs": false }, "Timestamp": "Mon Sep 12 17:08:14 PDT 2011" }
+{ "DataverseName": "Metadata", "DatasetName": "Dataset", "DataTypeName": "DatasetRecordType", "DatasetType": "INTERNAL", "InternalDetails": { "FileStructure": "BTREE", "PartitioningStrategy": "HASH", "PartitioningKey": [ "DataverseName", "DatasetName" ], "PrimaryKey": [ "DataverseName", "DatasetName" ], "GroupName": "MetadataGroup" }, "ExternalDetails": null, "FeedDetails": null, "Timestamp": "Thu Sep 13 15:12:43 PDT 2012" }
+{ "DataverseName": "Metadata", "DatasetName": "Datatype", "DataTypeName": "DatatypeRecordType", "DatasetType": "INTERNAL", "InternalDetails": { "FileStructure": "BTREE", "PartitioningStrategy": "HASH", "PartitioningKey": [ "DataverseName", "DatatypeName" ], "PrimaryKey": [ "DataverseName", "DatatypeName" ], "GroupName": "MetadataGroup" }, "ExternalDetails": null, "FeedDetails": null, "Timestamp": "Thu Sep 13 15:12:43 PDT 2012" }
+{ "DataverseName": "Metadata", "DatasetName": "Dataverse", "DataTypeName": "DataverseRecordType", "DatasetType": "INTERNAL", "InternalDetails": { "FileStructure": "BTREE", "PartitioningStrategy": "HASH", "PartitioningKey": [ "DataverseName" ], "PrimaryKey": [ "DataverseName" ], "GroupName": "MetadataGroup" }, "ExternalDetails": null, "FeedDetails": null, "Timestamp": "Thu Sep 13 15:12:43 PDT 2012" }
+{ "DataverseName": "Metadata", "DatasetName": "Function", "DataTypeName": "FunctionRecordType", "DatasetType": "INTERNAL", "InternalDetails": { "FileStructure": "BTREE", "PartitioningStrategy": "HASH", "PartitioningKey": [ "DataverseName", "FunctionName", "FunctionArity" ], "PrimaryKey": [ "DataverseName", "FunctionName", "FunctionArity" ], "GroupName": "MetadataGroup" }, "ExternalDetails": null, "FeedDetails": null, "Timestamp": "Thu Sep 13 15:12:43 PDT 2012" }
+{ "DataverseName": "Metadata", "DatasetName": "Index", "DataTypeName": "IndexRecordType", "DatasetType": "INTERNAL", "InternalDetails": { "FileStructure": "BTREE", "PartitioningStrategy": "HASH", "PartitioningKey": [ "DataverseName", "DatasetName", "IndexName" ], "PrimaryKey": [ "DataverseName", "DatasetName", "IndexName" ], "GroupName": "MetadataGroup" }, "ExternalDetails": null, "FeedDetails": null, "Timestamp": "Thu Sep 13 15:12:43 PDT 2012" }
+{ "DataverseName": "Metadata", "DatasetName": "Node", "DataTypeName": "NodeRecordType", "DatasetType": "INTERNAL", "InternalDetails": { "FileStructure": "BTREE", "PartitioningStrategy": "HASH", "PartitioningKey": [ "NodeName" ], "PrimaryKey": [ "NodeName" ], "GroupName": "MetadataGroup" }, "ExternalDetails": null, "FeedDetails": null, "Timestamp": "Thu Sep 13 15:12:43 PDT 2012" }
+{ "DataverseName": "Metadata", "DatasetName": "Nodegroup", "DataTypeName": "NodeGroupRecordType", "DatasetType": "INTERNAL", "InternalDetails": { "FileStructure": "BTREE", "PartitioningStrategy": "HASH", "PartitioningKey": [ "GroupName" ], "PrimaryKey": [ "GroupName" ], "GroupName": "MetadataGroup" }, "ExternalDetails": null, "FeedDetails": null, "Timestamp": "Thu Sep 13 15:12:43 PDT 2012" }
+{ "DataverseName": "custord", "DatasetName": "Customers", "DataTypeName": "CustomerType", "DatasetType": "EXTERNAL", "InternalDetails": null, "ExternalDetails": { "Adapter": "edu.uci.ics.asterix.external.dataset.adapter.HDFSAdapter", "Properties": [ { "Name": "n1", "Value": "v1" }, { "Name": "n3", "Value": "v3" }, { "Name": "n2", "Value": "v2" }, { "Name": "hdfs", "Value": "hdfs://temp1/data1" } ] }, "FeedDetails": null, "Timestamp": "Thu Sep 13 15:13:43 PDT 2012" }
+{ "DataverseName": "custord", "DatasetName": "Orders", "DataTypeName": "OrderType", "DatasetType": "EXTERNAL", "InternalDetails": null, "ExternalDetails": { "Adapter": "edu.uci.ics.asterix.external.dataset.adapter.NCFileSystemAdapter", "Properties": [ { "Name": "path", "Value": "nc1:///tmp1/data1,nc2:///tmp2/data2" } ] }, "FeedDetails": null, "Timestamp": "Thu Sep 13 15:13:43 PDT 2012" }
diff --git a/asterix-app/src/test/resources/metadata/results/custord_q4.adm b/asterix-app/src/test/resources/metadata/results/custord_q4.adm
index 652ad79..70255eb 100644
--- a/asterix-app/src/test/resources/metadata/results/custord_q4.adm
+++ b/asterix-app/src/test/resources/metadata/results/custord_q4.adm
@@ -1,4 +1,4 @@
 { "cust_name": "Mike Rotruck", "cust_age": null, "order_total": 124.26f }
 { "cust_name": "Mike Rotruck", "cust_age": null, "order_total": 97.20656f }
 { "cust_name": "Jodi Alex", "cust_age": 19, "order_total": 14.2326f }
-{ "cust_name": "Jodi Alex", "cust_age": 19, "order_total": 7.206f }
\ No newline at end of file
+{ "cust_name": "Jodi Alex", "cust_age": 19, "order_total": 7.206f }
diff --git a/asterix-app/src/test/resources/metadata/results/metadata_dataset.adm b/asterix-app/src/test/resources/metadata/results/metadata_dataset.adm
index 85a8973..aced9cf 100644
--- a/asterix-app/src/test/resources/metadata/results/metadata_dataset.adm
+++ b/asterix-app/src/test/resources/metadata/results/metadata_dataset.adm
@@ -1,6 +1,7 @@
-{ "DataverseName": "Metadata", "DatasetName": "Dataset", "DataTypeName": "DatasetRecordType", "DatasetType": "INTERNAL", "InternalDetails": { "FileStructure": "BTREE", "PartitioningStrategy": "HASH", "PartitioningKey": [ "DataverseName", "DatasetName" ], "PrimaryKey": [ "DataverseName", "DatasetName" ], "GroupName": "MetadataGroup" }, "ExternalDetails": null, "Timestamp": "Thu Sep 01 15:52:00 PDT 2011" }
-{ "DataverseName": "Metadata", "DatasetName": "Datatype", "DataTypeName": "DatatypeRecordType", "DatasetType": "INTERNAL", "InternalDetails": { "FileStructure": "BTREE", "PartitioningStrategy": "HASH", "PartitioningKey": [ "DataverseName", "DatatypeName" ], "PrimaryKey": [ "DataverseName", "DatatypeName" ], "GroupName": "MetadataGroup" }, "ExternalDetails": null, "Timestamp": "Thu Sep 01 15:52:00 PDT 2011" }
-{ "DataverseName": "Metadata", "DatasetName": "Dataverse", "DataTypeName": "DataverseRecordType", "DatasetType": "INTERNAL", "InternalDetails": { "FileStructure": "BTREE", "PartitioningStrategy": "HASH", "PartitioningKey": [ "DataverseName" ], "PrimaryKey": [ "DataverseName" ], "GroupName": "MetadataGroup" }, "ExternalDetails": null, "Timestamp": "Thu Sep 01 15:52:00 PDT 2011" }
-{ "DataverseName": "Metadata", "DatasetName": "Index", "DataTypeName": "IndexRecordType", "DatasetType": "INTERNAL", "InternalDetails": { "FileStructure": "BTREE", "PartitioningStrategy": "HASH", "PartitioningKey": [ "DataverseName", "DatasetName", "IndexName" ], "PrimaryKey": [ "DataverseName", "DatasetName", "IndexName" ], "GroupName": "MetadataGroup" }, "ExternalDetails": null, "Timestamp": "Thu Sep 01 15:52:00 PDT 2011" }
-{ "DataverseName": "Metadata", "DatasetName": "Node", "DataTypeName": "NodeRecordType", "DatasetType": "INTERNAL", "InternalDetails": { "FileStructure": "BTREE", "PartitioningStrategy": "HASH", "PartitioningKey": [ "NodeName" ], "PrimaryKey": [ "NodeName" ], "GroupName": "MetadataGroup" }, "ExternalDetails": null, "Timestamp": "Thu Sep 01 15:52:00 PDT 2011" }
-{ "DataverseName": "Metadata", "DatasetName": "Nodegroup", "DataTypeName": "NodeGroupRecordType", "DatasetType": "INTERNAL", "InternalDetails": { "FileStructure": "BTREE", "PartitioningStrategy": "HASH", "PartitioningKey": [ "GroupName" ], "PrimaryKey": [ "GroupName" ], "GroupName": "MetadataGroup" }, "ExternalDetails": null, "Timestamp": "Tue Sep 06 09:29:34 PDT 2011" }
\ No newline at end of file
+{ "DataverseName": "Metadata", "DatasetName": "Dataset", "DataTypeName": "DatasetRecordType", "DatasetType": "INTERNAL", "InternalDetails": { "FileStructure": "BTREE", "PartitioningStrategy": "HASH", "PartitioningKey": [ "DataverseName", "DatasetName" ], "PrimaryKey": [ "DataverseName", "DatasetName" ], "GroupName": "MetadataGroup" }, "ExternalDetails": null, "FeedDetails": null, "Timestamp": "Thu Sep 13 13:03:11 PDT 2012" }
+{ "DataverseName": "Metadata", "DatasetName": "Datatype", "DataTypeName": "DatatypeRecordType", "DatasetType": "INTERNAL", "InternalDetails": { "FileStructure": "BTREE", "PartitioningStrategy": "HASH", "PartitioningKey": [ "DataverseName", "DatatypeName" ], "PrimaryKey": [ "DataverseName", "DatatypeName" ], "GroupName": "MetadataGroup" }, "ExternalDetails": null, "FeedDetails": null, "Timestamp": "Thu Sep 13 13:03:11 PDT 2012" }
+{ "DataverseName": "Metadata", "DatasetName": "Dataverse", "DataTypeName": "DataverseRecordType", "DatasetType": "INTERNAL", "InternalDetails": { "FileStructure": "BTREE", "PartitioningStrategy": "HASH", "PartitioningKey": [ "DataverseName" ], "PrimaryKey": [ "DataverseName" ], "GroupName": "MetadataGroup" }, "ExternalDetails": null, "FeedDetails": null, "Timestamp": "Thu Sep 13 13:03:11 PDT 2012" }
+{ "DataverseName": "Metadata", "DatasetName": "Function", "DataTypeName": "FunctionRecordType", "DatasetType": "INTERNAL", "InternalDetails": { "FileStructure": "BTREE", "PartitioningStrategy": "HASH", "PartitioningKey": [ "DataverseName", "FunctionName", "FunctionArity" ], "PrimaryKey": [ "DataverseName", "FunctionName", "FunctionArity" ], "GroupName": "MetadataGroup" }, "ExternalDetails": null, "FeedDetails": null, "Timestamp": "Thu Sep 13 13:03:11 PDT 2012" }
+{ "DataverseName": "Metadata", "DatasetName": "Index", "DataTypeName": "IndexRecordType", "DatasetType": "INTERNAL", "InternalDetails": { "FileStructure": "BTREE", "PartitioningStrategy": "HASH", "PartitioningKey": [ "DataverseName", "DatasetName", "IndexName" ], "PrimaryKey": [ "DataverseName", "DatasetName", "IndexName" ], "GroupName": "MetadataGroup" }, "ExternalDetails": null, "FeedDetails": null, "Timestamp": "Thu Sep 13 13:03:11 PDT 2012" }
+{ "DataverseName": "Metadata", "DatasetName": "Node", "DataTypeName": "NodeRecordType", "DatasetType": "INTERNAL", "InternalDetails": { "FileStructure": "BTREE", "PartitioningStrategy": "HASH", "PartitioningKey": [ "NodeName" ], "PrimaryKey": [ "NodeName" ], "GroupName": "MetadataGroup" }, "ExternalDetails": null, "FeedDetails": null, "Timestamp": "Thu Sep 13 13:03:11 PDT 2012" }
+{ "DataverseName": "Metadata", "DatasetName": "Nodegroup", "DataTypeName": "NodeGroupRecordType", "DatasetType": "INTERNAL", "InternalDetails": { "FileStructure": "BTREE", "PartitioningStrategy": "HASH", "PartitioningKey": [ "GroupName" ], "PrimaryKey": [ "GroupName" ], "GroupName": "MetadataGroup" }, "ExternalDetails": null, "FeedDetails": null, "Timestamp": "Thu Sep 13 13:03:11 PDT 2012" }
diff --git a/asterix-app/src/test/resources/metadata/results/metadata_datatype.adm b/asterix-app/src/test/resources/metadata/results/metadata_datatype.adm
index 1ae69c3..566cb46 100644
--- a/asterix-app/src/test/resources/metadata/results/metadata_datatype.adm
+++ b/asterix-app/src/test/resources/metadata/results/metadata_datatype.adm
@@ -1,49 +1,55 @@
-{ "DataverseName": "Metadata", "DatatypeName": "DatasetRecordType", "Derived": { "Tag": "RECORD", "IsAnonymous": false, "EnumValues": null, "Record": { "IsOpen": true, "Fields": [ { "FieldName": "DataverseName", "FieldType": "string" }, { "FieldName": "DatasetName", "FieldType": "string" }, { "FieldName": "DataTypeName", "FieldType": "string" }, { "FieldName": "DatasetType", "FieldType": "string" }, { "FieldName": "InternalDetails", "FieldType": "Field_InternalDetails_in_DatasetRecordType" }, { "FieldName": "ExternalDetails", "FieldType": "Field_ExternalDetails_in_DatasetRecordType" }, { "FieldName": "Timestamp", "FieldType": "string" } ] }, "Union": null, "UnorderedList": null, "OrderedList": null }, "Timestamp": "Tue Sep 06 08:42:36 PDT 2011" }
-{ "DataverseName": "Metadata", "DatatypeName": "DatatypeRecordType", "Derived": { "Tag": "RECORD", "IsAnonymous": false, "EnumValues": null, "Record": { "IsOpen": true, "Fields": [ { "FieldName": "DataverseName", "FieldType": "string" }, { "FieldName": "DatatypeName", "FieldType": "string" }, { "FieldName": "Derived", "FieldType": "Field_Derived_in_DatatypeRecordType" }, { "FieldName": "Timestamp", "FieldType": "string" } ] }, "Union": null, "UnorderedList": null, "OrderedList": null }, "Timestamp": "Sun May 08 16:32:43 PDT 2011"  }
-{ "DataverseName": "Metadata", "DatatypeName": "DataverseRecordType", "Derived": { "Tag": "RECORD", "IsAnonymous": false, "EnumValues": null, "Record": { "IsOpen": true, "Fields": [ { "FieldName": "DataverseName", "FieldType": "string" }, { "FieldName": "DataFormat", "FieldType": "string" }, { "FieldName": "Timestamp", "FieldType": "string" } ] }, "Union": null, "UnorderedList": null, "OrderedList": null }, "Timestamp": "Sun May 08 16:32:43 PDT 2011"  }
-{ "DataverseName": "Metadata", "DatatypeName": "Field_Derived_in_DatatypeRecordType", "Derived": { "Tag": "UNION", "IsAnonymous": true, "EnumValues": null, "Record": null, "Union": [ "null", "Type_#1_UnionType_Field_Derived_in_DatatypeRecordType" ], "UnorderedList": null, "OrderedList": null }, "Timestamp": "Sun May 08 16:32:43 PDT 2011"  }
-{ "DataverseName": "Metadata", "DatatypeName": "Field_EnumValues_in_Type_#1_UnionType_Field_Derived_in_DatatypeRecordType", "Derived": { "Tag": "UNION", "IsAnonymous": true, "EnumValues": null, "Record": null, "Union": [ "null", "Type_#1_UnionType_Field_EnumValues_in_Type_#1_UnionType_Field_Derived_in_DatatypeRecordType" ], "UnorderedList": null, "OrderedList": null }, "Timestamp": "Sun May 08 16:32:43 PDT 2011"  }\
-{ "DataverseName": "Metadata", "DatatypeName": "Field_ExternalDetails_in_DatasetRecordType", "Derived": { "Tag": "UNION", "IsAnonymous": true, "EnumValues": null, "Record": null, "Union": [ "null", "Type_#1_UnionType_Field_ExternalDetails_in_DatasetRecordType" ], "UnorderedList": null, "OrderedList": null }, "Timestamp": "Wed Sep 07 15:54:21 PDT 2011" }
-{ "DataverseName": "Metadata", "DatatypeName": "Field_Fields_in_Type_#1_UnionType_Field_Record_in_Type_#1_UnionType_Field_Derived_in_DatatypeRecordType", "Derived": { "Tag": "ORDEREDLIST", "IsAnonymous": true, "EnumValues": null, "Record": null, "Union": null, "UnorderedList": null, "OrderedList": "Field_Fields_in_Type_#1_UnionType_Field_Record_in_Type_#1_UnionType_Field_Derived_in_DatatypeRecordType_ItemType" }, "Timestamp": "Sun May 08 16:32:43 PDT 2011"  }
-{ "DataverseName": "Metadata", "DatatypeName": "Field_Fields_in_Type_#1_UnionType_Field_Record_in_Type_#1_UnionType_Field_Derived_in_DatatypeRecordType_ItemType", "Derived": { "Tag": "RECORD", "IsAnonymous": true, "EnumValues": null, "Record": { "IsOpen": true, "Fields": [ { "FieldName": "FieldName", "FieldType": "string" }, { "FieldName": "FieldType", "FieldType": "string" } ] }, "Union": null, "UnorderedList": null, "OrderedList": null }, "Timestamp": "Sun May 08 16:32:43 PDT 2011"  }
-{ "DataverseName": "Metadata", "DatatypeName": "Field_InternalDetails_in_DatasetRecordType", "Derived": { "Tag": "UNION", "IsAnonymous": true, "EnumValues": null, "Record": null, "Union": [ "null", "Type_#1_UnionType_Field_InternalDetails_in_DatasetRecordType" ], "UnorderedList": null, "OrderedList": null }, "Timestamp": "Wed Sep 07 19:02:47 PDT 2011" }
-{ "DataverseName": "Metadata", "DatatypeName": "Field_NodeNames_in_NodeGroupRecordType", "Derived": { "Tag": "UNORDEREDLIST", "IsAnonymous": true, "EnumValues": null, "Record": null, "Union": null, "UnorderedList": "string", "OrderedList": null }, "Timestamp": "Sun May 08 16:32:43 PDT 2011"  }
-{ "DataverseName": "Metadata", "DatatypeName": "Field_NodeStores_in_NodeRecordType", "Derived": { "Tag": "ORDEREDLIST", "IsAnonymous": true, "EnumValues": null, "Record": null, "Union": null, "UnorderedList": null, "OrderedList": "string" }, "Timestamp": "Mon Sep 12 16:56:20 PDT 2011" }
-{ "DataverseName": "Metadata", "DatatypeName": "Field_OrderedList_in_Type_#1_UnionType_Field_Derived_in_DatatypeRecordType", "Derived": { "Tag": "UNION", "IsAnonymous": true, "EnumValues": null, "Record": null, "Union": [ "null", "string" ], "UnorderedList": null, "OrderedList": null }, "Timestamp": "Sun May 08 16:32:43 PDT 2011"  }
-{ "DataverseName": "Metadata", "DatatypeName": "Field_PartitioningKey_in_Type_#1_UnionType_Field_InternalDetails_in_DatasetRecordType", "Derived": { "Tag": "ORDEREDLIST", "IsAnonymous": true, "EnumValues": null, "Record": null, "Union": null, "UnorderedList": null, "OrderedList": "string" }, "Timestamp": "Wed Sep 07 19:03:39 PDT 2011" }
-{ "DataverseName": "Metadata", "DatatypeName": "Field_PrimaryKey_in_Type_#1_UnionType_Field_InternalDetails_in_DatasetRecordType", "Derived": { "Tag": "ORDEREDLIST", "IsAnonymous": true, "EnumValues": null, "Record": null, "Union": null, "UnorderedList": null, "OrderedList": "string" }, "Timestamp": "Wed Sep 07 19:11:05 PDT 2011" }
-{ "DataverseName": "Metadata", "DatatypeName": "Field_Properties_in_Type_#1_UnionType_Field_ExternalDetails_in_DatasetRecordType", "Derived": { "Tag": "ORDEREDLIST", "IsAnonymous": true, "EnumValues": null, "Record": null, "Union": null, "UnorderedList": null, "OrderedList": "Field_Properties_in_Type_#1_UnionType_Field_ExternalDetails_in_DatasetRecordType_ItemType" }, "Timestamp": "Wed Sep 07 19:25:06 PDT 2011" }
-{ "DataverseName": "Metadata", "DatatypeName": "Field_Properties_in_Type_#1_UnionType_Field_ExternalDetails_in_DatasetRecordType_ItemType", "Derived": { "Tag": "RECORD", "IsAnonymous": true, "EnumValues": null, "Record": { "IsOpen": true, "Fields": [ { "FieldName": "Name", "FieldType": "string" }, { "FieldName": "Value", "FieldType": "string" } ] }, "Union": null, "UnorderedList": null, "OrderedList": null }, "Timestamp": "Wed Sep 07 19:15:49 PDT 2011" }
-{ "DataverseName": "Metadata", "DatatypeName": "Field_Record_in_Type_#1_UnionType_Field_Derived_in_DatatypeRecordType", "Derived": { "Tag": "UNION", "IsAnonymous": true, "EnumValues": null, "Record": null, "Union": [ "null", "Type_#1_UnionType_Field_Record_in_Type_#1_UnionType_Field_Derived_in_DatatypeRecordType" ], "UnorderedList": null, "OrderedList": null }, "Timestamp": "Sun May 08 16:32:43 PDT 2011"  }
-{ "DataverseName": "Metadata", "DatatypeName": "Field_SearchKey_in_IndexRecordType", "Derived": { "Tag": "ORDEREDLIST", "IsAnonymous": true, "EnumValues": null, "Record": null, "Union": null, "UnorderedList": null, "OrderedList": "string" }, "Timestamp": "Sun May 08 16:32:43 PDT 2011"  }
-{ "DataverseName": "Metadata", "DatatypeName": "Field_Splits_in_Type_#1_UnionType_Field_ExternalDetails_in_DatasetRecordType", "Derived": { "Tag": "ORDEREDLIST", "IsAnonymous": true, "EnumValues": null, "Record": null, "Union": null, "UnorderedList": null, "OrderedList": "Field_Splits_in_Type_#1_UnionType_Field_ExternalDetails_in_DatasetRecordType_ItemType" }, "Timestamp": "Wed Sep 07 19:27:12 PDT 2011" }
-{ "DataverseName": "Metadata", "DatatypeName": "Field_Splits_in_Type_#1_UnionType_Field_ExternalDetails_in_DatasetRecordType_ItemType", "Derived": { "Tag": "RECORD", "IsAnonymous": true, "EnumValues": null, "Record": { "IsOpen": true, "Fields": [ { "FieldName": "NodeName", "FieldType": "string" }, { "FieldName": "FileName", "FieldType": "string" } ] }, "Union": null, "UnorderedList": null, "OrderedList": null }, "Timestamp": "Wed Sep 07 19:27:59 PDT 2011" }
-{ "DataverseName": "Metadata", "DatatypeName": "Field_Union_in_Type_#1_UnionType_Field_Derived_in_DatatypeRecordType", "Derived": { "Tag": "UNION", "IsAnonymous": true, "EnumValues": null, "Record": null, "Union": [ "null", "Type_#1_UnionType_Field_Union_in_Type_#1_UnionType_Field_Derived_in_DatatypeRecordType" ], "UnorderedList": null, "OrderedList": null }, "Timestamp": "Sun May 08 16:32:43 PDT 2011"  }
-{ "DataverseName": "Metadata", "DatatypeName": "Field_UnorderedList_in_Type_#1_UnionType_Field_Derived_in_DatatypeRecordType", "Derived": { "Tag": "UNION", "IsAnonymous": true, "EnumValues": null, "Record": null, "Union": [ "null", "string" ], "UnorderedList": null, "OrderedList": null }, "Timestamp": "Sun May 08 16:32:43 PDT 2011"  }
-{ "DataverseName": "Metadata", "DatatypeName": "IndexRecordType", "Derived": { "Tag": "RECORD", "IsAnonymous": false, "EnumValues": null, "Record": { "IsOpen": true, "Fields": [ { "FieldName": "DataverseName", "FieldType": "string" }, { "FieldName": "DatasetName", "FieldType": "string" }, { "FieldName": "IndexName", "FieldType": "string" }, { "FieldName": "IndexStructure", "FieldType": "string" }, { "FieldName": "SearchKey", "FieldType": "Field_SearchKey_in_IndexRecordType" }, { "FieldName": "Timestamp", "FieldType": "string" } ] }, "Union": null, "UnorderedList": null, "OrderedList": null }, "Timestamp": "Sun May 08 16:32:43 PDT 2011"  }
-{ "DataverseName": "Metadata", "DatatypeName": "NodeGroupRecordType", "Derived": { "Tag": "RECORD", "IsAnonymous": false, "EnumValues": null, "Record": { "IsOpen": true, "Fields": [ { "FieldName": "GroupName", "FieldType": "string" }, { "FieldName": "NodeNames", "FieldType": "Field_NodeNames_in_NodeGroupRecordType" }, { "FieldName": "Timestamp", "FieldType": "string" } ] }, "Union": null, "UnorderedList": null, "OrderedList": null }, "Timestamp": "Sun May 08 16:32:43 PDT 2011"  }
-{ "DataverseName": "Metadata", "DatatypeName": "NodeRecordType", "Derived": { "Tag": "RECORD", "IsAnonymous": false, "EnumValues": null, "Record": { "IsOpen": true, "Fields": [ { "FieldName": "NodeName", "FieldType": "string" }, { "FieldName": "NumberOfCores", "FieldType": "int32" }, { "FieldName": "WorkingMemorySize", "FieldType": "int32" }, { "FieldName": "NodeStores", "FieldType": "Field_NodeStores_in_NodeRecordType" } ] }, "Union": null, "UnorderedList": null, "OrderedList": null }, "Timestamp": "Mon Sep 12 16:58:48 PDT 2011" }
-{ "DataverseName": "Metadata", "DatatypeName": "Type_#1_UnionType_Field_Derived_in_DatatypeRecordType", "Derived": { "Tag": "RECORD", "IsAnonymous": true, "EnumValues": null, "Record": { "IsOpen": true, "Fields": [ { "FieldName": "Tag", "FieldType": "string" }, { "FieldName": "IsAnonymous", "FieldType": "boolean" }, { "FieldName": "EnumValues", "FieldType": "Field_EnumValues_in_Type_#1_UnionType_Field_Derived_in_DatatypeRecordType" }, { "FieldName": "Record", "FieldType": "Field_Record_in_Type_#1_UnionType_Field_Derived_in_DatatypeRecordType" }, { "FieldName": "Union", "FieldType": "Field_Union_in_Type_#1_UnionType_Field_Derived_in_DatatypeRecordType" }, { "FieldName": "UnorderedList", "FieldType": "Field_UnorderedList_in_Type_#1_UnionType_Field_Derived_in_DatatypeRecordType" }, { "FieldName": "OrderedList", "FieldType": "Field_OrderedList_in_Type_#1_UnionType_Field_Derived_in_DatatypeRecordType" } ] }, "Union": null, "UnorderedList": null, "OrderedList": null }, "Timestamp": "Sun May 08 16:32:43 PDT 2011"  }
-{ "DataverseName": "Metadata", "DatatypeName": "Type_#1_UnionType_Field_EnumValues_in_Type_#1_UnionType_Field_Derived_in_DatatypeRecordType", "Derived": { "Tag": "ORDEREDLIST", "IsAnonymous": true, "EnumValues": null, "Record": null, "Union": null, "UnorderedList": null, "OrderedList": "string" }, "Timestamp": "Sun May 08 16:32:43 PDT 2011"  }
-{ "DataverseName": "Metadata", "DatatypeName": "Type_#1_UnionType_Field_ExternalDetails_in_DatasetRecordType", "Derived": { "Tag": "RECORD", "IsAnonymous": true, "EnumValues": null, "Record": { "IsOpen": true, "Fields": [ { "FieldName": "Adapter", "FieldType": "string" }, { "FieldName": "HdfsPath", "FieldType": "string" }, { "FieldName": "Splits", "FieldType": "Field_Splits_in_Type_#1_UnionType_Field_ExternalDetails_in_DatasetRecordType" }, { "FieldName": "Properties", "FieldType": "Field_Properties_in_Type_#1_UnionType_Field_ExternalDetails_in_DatasetRecordType" }, { "FieldName": "IsAtHdfs", "FieldType": "boolean" } ] }, "Union": null, "UnorderedList": null, "OrderedList": null }, "Timestamp": "Wed Sep 07 19:28:39 PDT 2011" }
-{ "DataverseName": "Metadata", "DatatypeName": "Type_#1_UnionType_Field_InternalDetails_in_DatasetRecordType", "Derived": { "Tag": "RECORD", "IsAnonymous": true, "EnumValues": null, "Record": { "IsOpen": true, "Fields": [ { "FieldName": "FileStructure", "FieldType": "string" }, { "FieldName": "PartitioningStrategy", "FieldType": "string" }, { "FieldName": "PartitioningKey", "FieldType": "Field_PartitioningKey_in_Type_#1_UnionType_Field_InternalDetails_in_DatasetRecordType" }, { "FieldName": "PrimaryKey", "FieldType": "Field_PrimaryKey_in_Type_#1_UnionType_Field_InternalDetails_in_DatasetRecordType" }, { "FieldName": "GroupName", "FieldType": "string" } ] }, "Union": null, "UnorderedList": null, "OrderedList": null }, "Timestamp": "Wed Sep 07 19:29:41 PDT 2011" }
-{ "DataverseName": "Metadata", "DatatypeName": "Type_#1_UnionType_Field_Record_in_Type_#1_UnionType_Field_Derived_in_DatatypeRecordType", "Derived": { "Tag": "RECORD", "IsAnonymous": true, "EnumValues": null, "Record": { "IsOpen": true, "Fields": [ { "FieldName": "IsOpen", "FieldType": "boolean" }, { "FieldName": "Fields", "FieldType": "Field_Fields_in_Type_#1_UnionType_Field_Record_in_Type_#1_UnionType_Field_Derived_in_DatatypeRecordType" } ] }, "Union": null, "UnorderedList": null, "OrderedList": null }, "Timestamp": "Sun May 08 16:32:43 PDT 2011"  }
-{ "DataverseName": "Metadata", "DatatypeName": "Type_#1_UnionType_Field_Union_in_Type_#1_UnionType_Field_Derived_in_DatatypeRecordType", "Derived": { "Tag": "ORDEREDLIST", "IsAnonymous": true, "EnumValues": null, "Record": null, "Union": null, "UnorderedList": null, "OrderedList": "string" }, "Timestamp": "Sun May 08 16:32:43 PDT 2011"  }
-{ "DataverseName": "Metadata", "DatatypeName": "boolean", "Derived": null, "Timestamp": "Sun May 08 16:32:43 PDT 2011"  }
-{ "DataverseName": "Metadata", "DatatypeName": "circle", "Derived": null, "Timestamp": "Sun May 08 16:32:43 PDT 2011"  }
-{ "DataverseName": "Metadata", "DatatypeName": "date", "Derived": null, "Timestamp": "Sun May 08 16:32:43 PDT 2011"  }
-{ "DataverseName": "Metadata", "DatatypeName": "datetime", "Derived": null, "Timestamp": "Sun May 08 16:32:43 PDT 2011"  }
-{ "DataverseName": "Metadata", "DatatypeName": "double", "Derived": null, "Timestamp": "Sun May 08 16:32:43 PDT 2011"  }
-{ "DataverseName": "Metadata", "DatatypeName": "duration", "Derived": null, "Timestamp": "Sun May 08 16:32:43 PDT 2011"  }
-{ "DataverseName": "Metadata", "DatatypeName": "float", "Derived": null, "Timestamp": "Sun May 08 16:32:43 PDT 2011"  }
-{ "DataverseName": "Metadata", "DatatypeName": "int16", "Derived": null, "Timestamp": "Sun May 08 16:32:43 PDT 2011"  }
-{ "DataverseName": "Metadata", "DatatypeName": "int32", "Derived": null, "Timestamp": "Sun May 08 16:32:43 PDT 2011"  }
-{ "DataverseName": "Metadata", "DatatypeName": "int64", "Derived": null, "Timestamp": "Sun May 08 16:32:43 PDT 2011"  }
-{ "DataverseName": "Metadata", "DatatypeName": "int8", "Derived": null, "Timestamp": "Sun May 08 16:32:43 PDT 2011"  }
-{ "DataverseName": "Metadata", "DatatypeName": "line2d", "Derived": null, "Timestamp": "Sun May 08 16:32:43 PDT 2011"  }
-{ "DataverseName": "Metadata", "DatatypeName": "null", "Derived": null, "Timestamp": "Sun May 08 16:32:43 PDT 2011"  }
-{ "DataverseName": "Metadata", "DatatypeName": "point2d", "Derived": null, "Timestamp": "Sun May 08 16:32:43 PDT 2011"  }
-{ "DataverseName": "Metadata", "DatatypeName": "point3d", "Derived": null, "Timestamp": "Sun May 08 16:32:43 PDT 2011"  }
-{ "DataverseName": "Metadata", "DatatypeName": "polygon2d", "Derived": null, "Timestamp": "Sun May 08 16:32:43 PDT 2011"  }
-{ "DataverseName": "Metadata", "DatatypeName": "string", "Derived": null, "Timestamp": "Sun May 08 16:32:43 PDT 2011"  }
-{ "DataverseName": "Metadata", "DatatypeName": "time", "Derived": null, "Timestamp": "Sun May 08 16:32:43 PDT 2011"  }
\ No newline at end of file
+{ "DataverseName": "Metadata", "DatatypeName": "DatasetRecordType", "Derived": { "Tag": "RECORD", "IsAnonymous": false, "EnumValues": null, "Record": { "IsOpen": true, "Fields": [ { "FieldName": "DataverseName", "FieldType": "string" }, { "FieldName": "DatasetName", "FieldType": "string" }, { "FieldName": "DataTypeName", "FieldType": "string" }, { "FieldName": "DatasetType", "FieldType": "string" }, { "FieldName": "InternalDetails", "FieldType": "Field_InternalDetails_in_DatasetRecordType" }, { "FieldName": "ExternalDetails", "FieldType": "Field_ExternalDetails_in_DatasetRecordType" }, { "FieldName": "FeedDetails", "FieldType": "Field_FeedDetails_in_DatasetRecordType" }, { "FieldName": "Timestamp", "FieldType": "string" } ] }, "Union": null, "UnorderedList": null, "OrderedList": null }, "Timestamp": "Thu Sep 13 13:03:12 PDT 2012" }
+{ "DataverseName": "Metadata", "DatatypeName": "DatatypeRecordType", "Derived": { "Tag": "RECORD", "IsAnonymous": false, "EnumValues": null, "Record": { "IsOpen": true, "Fields": [ { "FieldName": "DataverseName", "FieldType": "string" }, { "FieldName": "DatatypeName", "FieldType": "string" }, { "FieldName": "Derived", "FieldType": "Field_Derived_in_DatatypeRecordType" }, { "FieldName": "Timestamp", "FieldType": "string" } ] }, "Union": null, "UnorderedList": null, "OrderedList": null }, "Timestamp": "Thu Sep 13 13:03:12 PDT 2012" }
+{ "DataverseName": "Metadata", "DatatypeName": "DataverseRecordType", "Derived": { "Tag": "RECORD", "IsAnonymous": false, "EnumValues": null, "Record": { "IsOpen": true, "Fields": [ { "FieldName": "DataverseName", "FieldType": "string" }, { "FieldName": "DataFormat", "FieldType": "string" }, { "FieldName": "Timestamp", "FieldType": "string" } ] }, "Union": null, "UnorderedList": null, "OrderedList": null }, "Timestamp": "Thu Sep 13 13:03:12 PDT 2012" }
+{ "DataverseName": "Metadata", "DatatypeName": "Field_Derived_in_DatatypeRecordType", "Derived": { "Tag": "UNION", "IsAnonymous": true, "EnumValues": null, "Record": null, "Union": [ "null", "Type_#1_UnionType_Field_Derived_in_DatatypeRecordType" ], "UnorderedList": null, "OrderedList": null }, "Timestamp": "Thu Sep 13 13:03:12 PDT 2012" }
+{ "DataverseName": "Metadata", "DatatypeName": "Field_EnumValues_in_Type_#1_UnionType_Field_Derived_in_DatatypeRecordType", "Derived": { "Tag": "UNION", "IsAnonymous": true, "EnumValues": null, "Record": null, "Union": [ "null", "Type_#1_UnionType_Field_EnumValues_in_Type_#1_UnionType_Field_Derived_in_DatatypeRecordType" ], "UnorderedList": null, "OrderedList": null }, "Timestamp": "Thu Sep 13 13:03:12 PDT 2012" }
+{ "DataverseName": "Metadata", "DatatypeName": "Field_ExternalDetails_in_DatasetRecordType", "Derived": { "Tag": "UNION", "IsAnonymous": true, "EnumValues": null, "Record": null, "Union": [ "null", "Type_#1_UnionType_Field_ExternalDetails_in_DatasetRecordType" ], "UnorderedList": null, "OrderedList": null }, "Timestamp": "Thu Sep 13 13:03:12 PDT 2012" }
+{ "DataverseName": "Metadata", "DatatypeName": "Field_FeedDetails_in_DatasetRecordType", "Derived": { "Tag": "UNION", "IsAnonymous": true, "EnumValues": null, "Record": null, "Union": [ "null", "Type_#1_UnionType_Field_FeedDetails_in_DatasetRecordType" ], "UnorderedList": null, "OrderedList": null }, "Timestamp": "Thu Sep 13 13:03:12 PDT 2012" }
+{ "DataverseName": "Metadata", "DatatypeName": "Field_Fields_in_Type_#1_UnionType_Field_Record_in_Type_#1_UnionType_Field_Derived_in_DatatypeRecordType", "Derived": { "Tag": "ORDEREDLIST", "IsAnonymous": true, "EnumValues": null, "Record": null, "Union": null, "UnorderedList": null, "OrderedList": "Field_Fields_in_Type_#1_UnionType_Field_Record_in_Type_#1_UnionType_Field_Derived_in_DatatypeRecordType_ItemType" }, "Timestamp": "Thu Sep 13 13:03:12 PDT 2012" }
+{ "DataverseName": "Metadata", "DatatypeName": "Field_Fields_in_Type_#1_UnionType_Field_Record_in_Type_#1_UnionType_Field_Derived_in_DatatypeRecordType_ItemType", "Derived": { "Tag": "RECORD", "IsAnonymous": true, "EnumValues": null, "Record": { "IsOpen": true, "Fields": [ { "FieldName": "FieldName", "FieldType": "string" }, { "FieldName": "FieldType", "FieldType": "string" } ] }, "Union": null, "UnorderedList": null, "OrderedList": null }, "Timestamp": "Thu Sep 13 13:03:12 PDT 2012" }
+{ "DataverseName": "Metadata", "DatatypeName": "Field_FunctionParams_in_FunctionRecordType", "Derived": { "Tag": "ORDEREDLIST", "IsAnonymous": true, "EnumValues": null, "Record": null, "Union": null, "UnorderedList": null, "OrderedList": "string" }, "Timestamp": "Thu Sep 13 13:03:12 PDT 2012" }
+{ "DataverseName": "Metadata", "DatatypeName": "Field_InternalDetails_in_DatasetRecordType", "Derived": { "Tag": "UNION", "IsAnonymous": true, "EnumValues": null, "Record": null, "Union": [ "null", "Type_#1_UnionType_Field_InternalDetails_in_DatasetRecordType" ], "UnorderedList": null, "OrderedList": null }, "Timestamp": "Thu Sep 13 13:03:12 PDT 2012" }
+{ "DataverseName": "Metadata", "DatatypeName": "Field_NodeNames_in_NodeGroupRecordType", "Derived": { "Tag": "UNORDEREDLIST", "IsAnonymous": true, "EnumValues": null, "Record": null, "Union": null, "UnorderedList": "string", "OrderedList": null }, "Timestamp": "Thu Sep 13 13:03:12 PDT 2012" }
+{ "DataverseName": "Metadata", "DatatypeName": "Field_OrderedList_in_Type_#1_UnionType_Field_Derived_in_DatatypeRecordType", "Derived": { "Tag": "UNION", "IsAnonymous": true, "EnumValues": null, "Record": null, "Union": [ "null", "string" ], "UnorderedList": null, "OrderedList": null }, "Timestamp": "Thu Sep 13 13:03:12 PDT 2012" }
+{ "DataverseName": "Metadata", "DatatypeName": "Field_PartitioningKey_in_Type_#1_UnionType_Field_FeedDetails_in_DatasetRecordType", "Derived": { "Tag": "ORDEREDLIST", "IsAnonymous": true, "EnumValues": null, "Record": null, "Union": null, "UnorderedList": null, "OrderedList": "string" }, "Timestamp": "Thu Sep 13 13:03:12 PDT 2012" }
+{ "DataverseName": "Metadata", "DatatypeName": "Field_PartitioningKey_in_Type_#1_UnionType_Field_InternalDetails_in_DatasetRecordType", "Derived": { "Tag": "ORDEREDLIST", "IsAnonymous": true, "EnumValues": null, "Record": null, "Union": null, "UnorderedList": null, "OrderedList": "string" }, "Timestamp": "Thu Sep 13 13:03:12 PDT 2012" }
+{ "DataverseName": "Metadata", "DatatypeName": "Field_PrimaryKey_in_Type_#1_UnionType_Field_FeedDetails_in_DatasetRecordType", "Derived": { "Tag": "ORDEREDLIST", "IsAnonymous": true, "EnumValues": null, "Record": null, "Union": null, "UnorderedList": null, "OrderedList": "string" }, "Timestamp": "Thu Sep 13 13:03:12 PDT 2012" }
+{ "DataverseName": "Metadata", "DatatypeName": "Field_PrimaryKey_in_Type_#1_UnionType_Field_InternalDetails_in_DatasetRecordType", "Derived": { "Tag": "ORDEREDLIST", "IsAnonymous": true, "EnumValues": null, "Record": null, "Union": null, "UnorderedList": null, "OrderedList": "string" }, "Timestamp": "Thu Sep 13 13:03:12 PDT 2012" }
+{ "DataverseName": "Metadata", "DatatypeName": "Field_Properties_in_Type_#1_UnionType_Field_ExternalDetails_in_DatasetRecordType", "Derived": { "Tag": "ORDEREDLIST", "IsAnonymous": true, "EnumValues": null, "Record": null, "Union": null, "UnorderedList": null, "OrderedList": "Field_Properties_in_Type_#1_UnionType_Field_ExternalDetails_in_DatasetRecordType_ItemType" }, "Timestamp": "Thu Sep 13 13:03:12 PDT 2012" }
+{ "DataverseName": "Metadata", "DatatypeName": "Field_Properties_in_Type_#1_UnionType_Field_ExternalDetails_in_DatasetRecordType_ItemType", "Derived": { "Tag": "RECORD", "IsAnonymous": true, "EnumValues": null, "Record": { "IsOpen": true, "Fields": [ { "FieldName": "Name", "FieldType": "string" }, { "FieldName": "Value", "FieldType": "string" } ] }, "Union": null, "UnorderedList": null, "OrderedList": null }, "Timestamp": "Thu Sep 13 13:03:12 PDT 2012" }
+{ "DataverseName": "Metadata", "DatatypeName": "Field_Properties_in_Type_#1_UnionType_Field_FeedDetails_in_DatasetRecordType", "Derived": { "Tag": "ORDEREDLIST", "IsAnonymous": true, "EnumValues": null, "Record": null, "Union": null, "UnorderedList": null, "OrderedList": "Field_Properties_in_Type_#1_UnionType_Field_FeedDetails_in_DatasetRecordType_ItemType" }, "Timestamp": "Thu Sep 13 13:03:12 PDT 2012" }
+{ "DataverseName": "Metadata", "DatatypeName": "Field_Properties_in_Type_#1_UnionType_Field_FeedDetails_in_DatasetRecordType_ItemType", "Derived": { "Tag": "RECORD", "IsAnonymous": true, "EnumValues": null, "Record": { "IsOpen": true, "Fields": [ { "FieldName": "Name", "FieldType": "string" }, { "FieldName": "Value", "FieldType": "string" } ] }, "Union": null, "UnorderedList": null, "OrderedList": null }, "Timestamp": "Thu Sep 13 13:03:12 PDT 2012" }
+{ "DataverseName": "Metadata", "DatatypeName": "Field_Record_in_Type_#1_UnionType_Field_Derived_in_DatatypeRecordType", "Derived": { "Tag": "UNION", "IsAnonymous": true, "EnumValues": null, "Record": null, "Union": [ "null", "Type_#1_UnionType_Field_Record_in_Type_#1_UnionType_Field_Derived_in_DatatypeRecordType" ], "UnorderedList": null, "OrderedList": null }, "Timestamp": "Thu Sep 13 13:03:12 PDT 2012" }
+{ "DataverseName": "Metadata", "DatatypeName": "Field_SearchKey_in_IndexRecordType", "Derived": { "Tag": "ORDEREDLIST", "IsAnonymous": true, "EnumValues": null, "Record": null, "Union": null, "UnorderedList": null, "OrderedList": "string" }, "Timestamp": "Thu Sep 13 13:03:12 PDT 2012" }
+{ "DataverseName": "Metadata", "DatatypeName": "Field_Union_in_Type_#1_UnionType_Field_Derived_in_DatatypeRecordType", "Derived": { "Tag": "UNION", "IsAnonymous": true, "EnumValues": null, "Record": null, "Union": [ "null", "Type_#1_UnionType_Field_Union_in_Type_#1_UnionType_Field_Derived_in_DatatypeRecordType" ], "UnorderedList": null, "OrderedList": null }, "Timestamp": "Thu Sep 13 13:03:12 PDT 2012" }
+{ "DataverseName": "Metadata", "DatatypeName": "Field_UnorderedList_in_Type_#1_UnionType_Field_Derived_in_DatatypeRecordType", "Derived": { "Tag": "UNION", "IsAnonymous": true, "EnumValues": null, "Record": null, "Union": [ "null", "string" ], "UnorderedList": null, "OrderedList": null }, "Timestamp": "Thu Sep 13 13:03:12 PDT 2012" }
+{ "DataverseName": "Metadata", "DatatypeName": "FunctionRecordType", "Derived": { "Tag": "RECORD", "IsAnonymous": false, "EnumValues": null, "Record": { "IsOpen": true, "Fields": [ { "FieldName": "DataverseName", "FieldType": "string" }, { "FieldName": "FunctionName", "FieldType": "string" }, { "FieldName": "FunctionArity", "FieldType": "string" }, { "FieldName": "FunctionParams", "FieldType": "Field_FunctionParams_in_FunctionRecordType" }, { "FieldName": "FunctionBody", "FieldType": "string" } ] }, "Union": null, "UnorderedList": null, "OrderedList": null }, "Timestamp": "Thu Sep 13 13:03:12 PDT 2012" }
+{ "DataverseName": "Metadata", "DatatypeName": "IndexRecordType", "Derived": { "Tag": "RECORD", "IsAnonymous": false, "EnumValues": null, "Record": { "IsOpen": true, "Fields": [ { "FieldName": "DataverseName", "FieldType": "string" }, { "FieldName": "DatasetName", "FieldType": "string" }, { "FieldName": "IndexName", "FieldType": "string" }, { "FieldName": "IndexStructure", "FieldType": "string" }, { "FieldName": "SearchKey", "FieldType": "Field_SearchKey_in_IndexRecordType" }, { "FieldName": "IsPrimary", "FieldType": "boolean" }, { "FieldName": "Timestamp", "FieldType": "string" } ] }, "Union": null, "UnorderedList": null, "OrderedList": null }, "Timestamp": "Thu Sep 13 13:03:12 PDT 2012" }
+{ "DataverseName": "Metadata", "DatatypeName": "NodeGroupRecordType", "Derived": { "Tag": "RECORD", "IsAnonymous": false, "EnumValues": null, "Record": { "IsOpen": true, "Fields": [ { "FieldName": "GroupName", "FieldType": "string" }, { "FieldName": "NodeNames", "FieldType": "Field_NodeNames_in_NodeGroupRecordType" }, { "FieldName": "Timestamp", "FieldType": "string" } ] }, "Union": null, "UnorderedList": null, "OrderedList": null }, "Timestamp": "Thu Sep 13 13:03:12 PDT 2012" }
+{ "DataverseName": "Metadata", "DatatypeName": "NodeRecordType", "Derived": { "Tag": "RECORD", "IsAnonymous": false, "EnumValues": null, "Record": { "IsOpen": true, "Fields": [ { "FieldName": "NodeName", "FieldType": "string" }, { "FieldName": "NumberOfCores", "FieldType": "int32" }, { "FieldName": "WorkingMemorySize", "FieldType": "int32" } ] }, "Union": null, "UnorderedList": null, "OrderedList": null }, "Timestamp": "Thu Sep 13 13:03:12 PDT 2012" }
+{ "DataverseName": "Metadata", "DatatypeName": "Type_#1_UnionType_Field_Derived_in_DatatypeRecordType", "Derived": { "Tag": "RECORD", "IsAnonymous": true, "EnumValues": null, "Record": { "IsOpen": true, "Fields": [ { "FieldName": "Tag", "FieldType": "string" }, { "FieldName": "IsAnonymous", "FieldType": "boolean" }, { "FieldName": "EnumValues", "FieldType": "Field_EnumValues_in_Type_#1_UnionType_Field_Derived_in_DatatypeRecordType" }, { "FieldName": "Record", "FieldType": "Field_Record_in_Type_#1_UnionType_Field_Derived_in_DatatypeRecordType" }, { "FieldName": "Union", "FieldType": "Field_Union_in_Type_#1_UnionType_Field_Derived_in_DatatypeRecordType" }, { "FieldName": "UnorderedList", "FieldType": "Field_UnorderedList_in_Type_#1_UnionType_Field_Derived_in_DatatypeRecordType" }, { "FieldName": "OrderedList", "FieldType": "Field_OrderedList_in_Type_#1_UnionType_Field_Derived_in_DatatypeRecordType" } ] }, "Union": null, "UnorderedList": null, "OrderedList": null }, "Timestamp": "Thu Sep 13 13:03:12 PDT 2012" }
+{ "DataverseName": "Metadata", "DatatypeName": "Type_#1_UnionType_Field_EnumValues_in_Type_#1_UnionType_Field_Derived_in_DatatypeRecordType", "Derived": { "Tag": "ORDEREDLIST", "IsAnonymous": true, "EnumValues": null, "Record": null, "Union": null, "UnorderedList": null, "OrderedList": "string" }, "Timestamp": "Thu Sep 13 13:03:12 PDT 2012" }
+{ "DataverseName": "Metadata", "DatatypeName": "Type_#1_UnionType_Field_ExternalDetails_in_DatasetRecordType", "Derived": { "Tag": "RECORD", "IsAnonymous": true, "EnumValues": null, "Record": { "IsOpen": true, "Fields": [ { "FieldName": "Adapter", "FieldType": "string" }, { "FieldName": "Properties", "FieldType": "Field_Properties_in_Type_#1_UnionType_Field_ExternalDetails_in_DatasetRecordType" } ] }, "Union": null, "UnorderedList": null, "OrderedList": null }, "Timestamp": "Thu Sep 13 13:03:12 PDT 2012" }
+{ "DataverseName": "Metadata", "DatatypeName": "Type_#1_UnionType_Field_FeedDetails_in_DatasetRecordType", "Derived": { "Tag": "RECORD", "IsAnonymous": true, "EnumValues": null, "Record": { "IsOpen": true, "Fields": [ { "FieldName": "FileStructure", "FieldType": "string" }, { "FieldName": "PartitioningStrategy", "FieldType": "string" }, { "FieldName": "PartitioningKey", "FieldType": "Field_PartitioningKey_in_Type_#1_UnionType_Field_FeedDetails_in_DatasetRecordType" }, { "FieldName": "PrimaryKey", "FieldType": "Field_PrimaryKey_in_Type_#1_UnionType_Field_FeedDetails_in_DatasetRecordType" }, { "FieldName": "GroupName", "FieldType": "string" }, { "FieldName": "Adapter", "FieldType": "string" }, { "FieldName": "Properties", "FieldType": "Field_Properties_in_Type_#1_UnionType_Field_FeedDetails_in_DatasetRecordType" }, { "FieldName": "Function", "FieldType": "string" }, { "FieldName": "Status", "FieldType": "string" } ] }, "Union": null, "UnorderedList": null, "OrderedList": null }, "Timestamp": "Thu Sep 13 13:03:12 PDT 2012" }
+{ "DataverseName": "Metadata", "DatatypeName": "Type_#1_UnionType_Field_InternalDetails_in_DatasetRecordType", "Derived": { "Tag": "RECORD", "IsAnonymous": true, "EnumValues": null, "Record": { "IsOpen": true, "Fields": [ { "FieldName": "FileStructure", "FieldType": "string" }, { "FieldName": "PartitioningStrategy", "FieldType": "string" }, { "FieldName": "PartitioningKey", "FieldType": "Field_PartitioningKey_in_Type_#1_UnionType_Field_InternalDetails_in_DatasetRecordType" }, { "FieldName": "PrimaryKey", "FieldType": "Field_PrimaryKey_in_Type_#1_UnionType_Field_InternalDetails_in_DatasetRecordType" }, { "FieldName": "GroupName", "FieldType": "string" } ] }, "Union": null, "UnorderedList": null, "OrderedList": null }, "Timestamp": "Thu Sep 13 13:03:12 PDT 2012" }
+{ "DataverseName": "Metadata", "DatatypeName": "Type_#1_UnionType_Field_Record_in_Type_#1_UnionType_Field_Derived_in_DatatypeRecordType", "Derived": { "Tag": "RECORD", "IsAnonymous": true, "EnumValues": null, "Record": { "IsOpen": true, "Fields": [ { "FieldName": "IsOpen", "FieldType": "boolean" }, { "FieldName": "Fields", "FieldType": "Field_Fields_in_Type_#1_UnionType_Field_Record_in_Type_#1_UnionType_Field_Derived_in_DatatypeRecordType" } ] }, "Union": null, "UnorderedList": null, "OrderedList": null }, "Timestamp": "Thu Sep 13 13:03:12 PDT 2012" }
+{ "DataverseName": "Metadata", "DatatypeName": "Type_#1_UnionType_Field_Union_in_Type_#1_UnionType_Field_Derived_in_DatatypeRecordType", "Derived": { "Tag": "ORDEREDLIST", "IsAnonymous": true, "EnumValues": null, "Record": null, "Union": null, "UnorderedList": null, "OrderedList": "string" }, "Timestamp": "Thu Sep 13 13:03:12 PDT 2012" }
+{ "DataverseName": "Metadata", "DatatypeName": "boolean", "Derived": null, "Timestamp": "Thu Sep 13 13:03:12 PDT 2012" }
+{ "DataverseName": "Metadata", "DatatypeName": "circle", "Derived": null, "Timestamp": "Thu Sep 13 13:03:11 PDT 2012" }
+{ "DataverseName": "Metadata", "DatatypeName": "date", "Derived": null, "Timestamp": "Thu Sep 13 13:03:11 PDT 2012" }
+{ "DataverseName": "Metadata", "DatatypeName": "datetime", "Derived": null, "Timestamp": "Thu Sep 13 13:03:12 PDT 2012" }
+{ "DataverseName": "Metadata", "DatatypeName": "double", "Derived": null, "Timestamp": "Thu Sep 13 13:03:11 PDT 2012" }
+{ "DataverseName": "Metadata", "DatatypeName": "duration", "Derived": null, "Timestamp": "Thu Sep 13 13:03:12 PDT 2012" }
+{ "DataverseName": "Metadata", "DatatypeName": "float", "Derived": null, "Timestamp": "Thu Sep 13 13:03:12 PDT 2012" }
+{ "DataverseName": "Metadata", "DatatypeName": "int16", "Derived": null, "Timestamp": "Thu Sep 13 13:03:11 PDT 2012" }
+{ "DataverseName": "Metadata", "DatatypeName": "int32", "Derived": null, "Timestamp": "Thu Sep 13 13:03:12 PDT 2012" }
+{ "DataverseName": "Metadata", "DatatypeName": "int64", "Derived": null, "Timestamp": "Thu Sep 13 13:03:12 PDT 2012" }
+{ "DataverseName": "Metadata", "DatatypeName": "int8", "Derived": null, "Timestamp": "Thu Sep 13 13:03:11 PDT 2012" }
+{ "DataverseName": "Metadata", "DatatypeName": "line", "Derived": null, "Timestamp": "Thu Sep 13 13:03:11 PDT 2012" }
+{ "DataverseName": "Metadata", "DatatypeName": "null", "Derived": null, "Timestamp": "Thu Sep 13 13:03:12 PDT 2012" }
+{ "DataverseName": "Metadata", "DatatypeName": "point", "Derived": null, "Timestamp": "Thu Sep 13 13:03:12 PDT 2012" }
+{ "DataverseName": "Metadata", "DatatypeName": "point3d", "Derived": null, "Timestamp": "Thu Sep 13 13:03:11 PDT 2012" }
+{ "DataverseName": "Metadata", "DatatypeName": "polygon", "Derived": null, "Timestamp": "Thu Sep 13 13:03:12 PDT 2012" }
+{ "DataverseName": "Metadata", "DatatypeName": "rectangle", "Derived": null, "Timestamp": "Thu Sep 13 13:03:12 PDT 2012" }
+{ "DataverseName": "Metadata", "DatatypeName": "string", "Derived": null, "Timestamp": "Thu Sep 13 13:03:12 PDT 2012" }
+{ "DataverseName": "Metadata", "DatatypeName": "time", "Derived": null, "Timestamp": "Thu Sep 13 13:03:12 PDT 2012" }
diff --git a/asterix-app/src/test/resources/metadata/results/metadata_dataverse.adm b/asterix-app/src/test/resources/metadata/results/metadata_dataverse.adm
index e7e194f..f6d8a37 100644
--- a/asterix-app/src/test/resources/metadata/results/metadata_dataverse.adm
+++ b/asterix-app/src/test/resources/metadata/results/metadata_dataverse.adm
@@ -1 +1 @@
-{ "DataverseName": "Metadata", "DataFormat": "edu.uci.ics.asterix.runtime.formats.NonTaggedDataFormat", "Timestamp": "Tue Sep 06 09:27:54 PDT 2011" }
+{ "DataverseName": "Metadata", "DataFormat": "edu.uci.ics.asterix.runtime.formats.NonTaggedDataFormat", "Timestamp": "Thu Sep 13 13:03:11 PDT 2012" }
diff --git a/asterix-app/src/test/resources/metadata/results/metadata_index.adm b/asterix-app/src/test/resources/metadata/results/metadata_index.adm
index a800f08..82fda87 100644
--- a/asterix-app/src/test/resources/metadata/results/metadata_index.adm
+++ b/asterix-app/src/test/resources/metadata/results/metadata_index.adm
@@ -1,9 +1,10 @@
-{ "DataverseName": "Metadata", "DatasetName": "Dataset", "IndexName": "$Dataset", "IndexStructure": "BTREE", "SearchKey": [ "DataverseName", "DatasetName" ], "Timestamp": "Sun May 08 16:32:43 PDT 2011"}
-{ "DataverseName": "Metadata", "DatasetName": "Dataset", "IndexName": "DatatypeName", "IndexStructure": "BTREE", "SearchKey": [ "DataverseName", "DatatypeName", "DatasetName" ], "Timestamp": "Sun May 08 16:32:43 PDT 2011"}
-{ "DataverseName": "Metadata", "DatasetName": "Dataset", "IndexName": "GroupName", "IndexStructure": "BTREE", "SearchKey": [ "GroupName", "DataverseName", "DatasetName" ], "Timestamp": "Sun May 08 16:32:43 PDT 2011"}
-{ "DataverseName": "Metadata", "DatasetName": "Datatype", "IndexName": "$Datatype", "IndexStructure": "BTREE", "SearchKey": [ "DataverseName", "DatatypeName" ], "Timestamp": "Sun May 08 16:32:43 PDT 2011"}
-{ "DataverseName": "Metadata", "DatasetName": "Datatype", "IndexName": "DatatypeName", "IndexStructure": "BTREE", "SearchKey": [ "DataverseName", "NestedDatatypeName", "TopDatatypeName" ], "Timestamp": "Sun May 08 16:32:43 PDT 2011"}
-{ "DataverseName": "Metadata", "DatasetName": "Dataverse", "IndexName": "$Dataverse", "IndexStructure": "BTREE", "SearchKey": [ "DataverseName" ], "Timestamp": "Sun May 08 16:32:43 PDT 2011"}
-{ "DataverseName": "Metadata", "DatasetName": "Index", "IndexName": "$Index", "IndexStructure": "BTREE", "SearchKey": [ "DataverseName", "DatasetName", "IndexName" ], "Timestamp": "Sun May 08 16:32:43 PDT 2011"}
-{ "DataverseName": "Metadata", "DatasetName": "Node", "IndexName": "$Node", "IndexStructure": "BTREE", "SearchKey": [ "NodeName" ], "Timestamp": "Sun May 08 16:32:43 PDT 2011"}
-{ "DataverseName": "Metadata", "DatasetName": "Nodegroup", "IndexName": "$Nodegroup", "IndexStructure": "BTREE", "SearchKey": [ "GroupName" ], "Timestamp": "Sun May 08 16:32:43 PDT 2011"}
\ No newline at end of file
+{ "DataverseName": "Metadata", "DatasetName": "Dataset", "IndexName": "Dataset", "IndexStructure": "BTREE", "SearchKey": [ "DataverseName", "DatasetName" ], "IsPrimary": true, "Timestamp": "Thu Sep 13 13:03:11 PDT 2012" }
+{ "DataverseName": "Metadata", "DatasetName": "Dataset", "IndexName": "DatatypeName", "IndexStructure": "BTREE", "SearchKey": [ "DataverseName", "DatatypeName", "DatasetName" ], "IsPrimary": false, "Timestamp": "Thu Sep 13 13:03:12 PDT 2012" }
+{ "DataverseName": "Metadata", "DatasetName": "Dataset", "IndexName": "GroupName", "IndexStructure": "BTREE", "SearchKey": [ "GroupName", "DataverseName", "DatasetName" ], "IsPrimary": false, "Timestamp": "Thu Sep 13 13:03:12 PDT 2012" }
+{ "DataverseName": "Metadata", "DatasetName": "Datatype", "IndexName": "Datatype", "IndexStructure": "BTREE", "SearchKey": [ "DataverseName", "DatatypeName" ], "IsPrimary": true, "Timestamp": "Thu Sep 13 13:03:11 PDT 2012" }
+{ "DataverseName": "Metadata", "DatasetName": "Datatype", "IndexName": "DatatypeName", "IndexStructure": "BTREE", "SearchKey": [ "DataverseName", "NestedDatatypeName", "TopDatatypeName" ], "IsPrimary": false, "Timestamp": "Thu Sep 13 13:03:12 PDT 2012" }
+{ "DataverseName": "Metadata", "DatasetName": "Dataverse", "IndexName": "Dataverse", "IndexStructure": "BTREE", "SearchKey": [ "DataverseName" ], "IsPrimary": true, "Timestamp": "Thu Sep 13 13:03:11 PDT 2012" }
+{ "DataverseName": "Metadata", "DatasetName": "Function", "IndexName": "Function", "IndexStructure": "BTREE", "SearchKey": [ "DataverseName", "FunctionName", "FunctionArity" ], "IsPrimary": true, "Timestamp": "Thu Sep 13 13:03:11 PDT 2012" }
+{ "DataverseName": "Metadata", "DatasetName": "Index", "IndexName": "Index", "IndexStructure": "BTREE", "SearchKey": [ "DataverseName", "DatasetName", "IndexName" ], "IsPrimary": true, "Timestamp": "Thu Sep 13 13:03:11 PDT 2012" }
+{ "DataverseName": "Metadata", "DatasetName": "Node", "IndexName": "Node", "IndexStructure": "BTREE", "SearchKey": [ "NodeName" ], "IsPrimary": true, "Timestamp": "Thu Sep 13 13:03:11 PDT 2012" }
+{ "DataverseName": "Metadata", "DatasetName": "Nodegroup", "IndexName": "Nodegroup", "IndexStructure": "BTREE", "SearchKey": [ "GroupName" ], "IsPrimary": true, "Timestamp": "Thu Sep 13 13:03:11 PDT 2012" }
diff --git a/asterix-app/src/test/resources/metadata/results/metadata_node.adm b/asterix-app/src/test/resources/metadata/results/metadata_node.adm
index eaba201..f0a6e1d 100644
--- a/asterix-app/src/test/resources/metadata/results/metadata_node.adm
+++ b/asterix-app/src/test/resources/metadata/results/metadata_node.adm
@@ -1,2 +1,2 @@
-{ "NodeName": "nc1", "NumberOfCores": 0, "WorkingMemorySize": 0, "NodeStores": [ "/tmp/nc1/" ] }
-{ "NodeName": "nc2", "NumberOfCores": 0, "WorkingMemorySize": 0, "NodeStores": [ "/tmp/nc2/" ] }
+{ "NodeName": "nc1", "NumberOfCores": 0, "WorkingMemorySize": 0 }
+{ "NodeName": "nc2", "NumberOfCores": 0, "WorkingMemorySize": 0 }
diff --git a/asterix-app/src/test/resources/metadata/results/metadata_nodegroup.adm b/asterix-app/src/test/resources/metadata/results/metadata_nodegroup.adm
index d9e1bb0..d7e8460 100644
--- a/asterix-app/src/test/resources/metadata/results/metadata_nodegroup.adm
+++ b/asterix-app/src/test/resources/metadata/results/metadata_nodegroup.adm
@@ -1 +1,2 @@
-{ "GroupName": "MetadataGroup", "NodeNames": {{ "nc1" }}, "Timestamp": "Tue Sep 06 17:10:32 PDT 2011" }
\ No newline at end of file
+{ "GroupName": "DEFAULT_NG_ALL_NODES", "NodeNames": {{ "nc1", "nc2" }}, "Timestamp": "Thu Sep 13 11:42:20 PDT 2012" }
+{ "GroupName": "MetadataGroup", "NodeNames": {{ "nc1" }}, "Timestamp": "Thu Sep 13 11:42:20 PDT 2012" }