diff --git a/adapter/0.2.9.json b/adapter/0.2.9.json
new file mode 100644
index 0000000..000a685
--- /dev/null
+++ b/adapter/0.2.9.json
@@ -0,0 +1,58 @@
+/**
+ * Copyright © 2016-2018 by IntegrIT S.A. dba Hackolade.  All rights reserved.
+ *
+ * The copyright to the computer software herein is the property of IntegrIT S.A.
+ * The software may be used and/or copied only with the written permission of
+ * IntegrIT S.A. or in accordance with the terms and conditions stipulated in
+ * the agreement/contract under which the software has been supplied.
+ *
+ * {
+ * 		"add": {
+ * 			"entity": [<names of new property>],
+ * 			"container": [<names of new property>],
+ * 			"model": [<names of new property>],
+ * 			"view": [<names of new property>],
+ *			"field": {
+ *				"<type>": [<names of new property>]
+ *			}
+ * 		},
+ * 		"delete": {
+ * 			"entity": [<names of new property>],
+ * 			"container": [<names of new property>],
+ * 			"model": [<names of new property>],
+ * 			"view": [<names of new property>],
+ *			"field": {
+ *				"<type>": [<names of new property>]
+ *			}
+ * 		},
+ * 		"modify": {
+ *	 		"entity": [
+ *	 			{
+ *					"from": { <properties that identify record> },
+ *					"to": { <properties that need to be changed> }
+ *				}
+ *			],
+ *			"container": [],
+ *			"model": [],
+ *			"view": [],
+ *			"field": []
+ * 		},
+ * }
+ */
+{
+	"add": {},
+	"modify": {
+		"field": [
+			{
+				"from": {
+					"primaryKey": true,
+					"unique": true
+				},
+				"to": {
+					"unique": false
+				}
+			}
+		]
+	},
+	"delete": {}
+}
diff --git a/properties_pane/field_level/fieldLevelConfig.json b/properties_pane/field_level/fieldLevelConfig.json
index e93c01e..e250c71 100644
--- a/properties_pane/field_level/fieldLevelConfig.json
+++ b/properties_pane/field_level/fieldLevelConfig.json
@@ -362,6 +362,13 @@ making sure that you maintain a proper JSON format.
 									]
 								}
 							]
+						},
+						{
+							"type": "not",
+							"values": {
+								"key": "unique",
+								"value": true
+							}
 						}
 					]
 				}
@@ -466,12 +473,21 @@ making sure that you maintain a proper JSON format.
 							"type": "or",
 							"values": [
 								{
-									"key": "compositePrimaryKey",
-									"value": false
+									"type": "or",
+									"values": [
+										{
+											"key": "primaryKey",
+											"value": false
+										},
+										{
+											"key": "primaryKey",
+											"exist": false
+										}
+									]
 								},
 								{
 									"key": "compositePrimaryKey",
-									"exist": false
+									"value": true
 								}
 							]
 						},
@@ -816,6 +832,13 @@ making sure that you maintain a proper JSON format.
 									]
 								}
 							]
+						},
+						{
+							"type": "not",
+							"values": {
+								"key": "unique",
+								"value": true
+							}
 						}
 					]
 				}
@@ -920,12 +943,21 @@ making sure that you maintain a proper JSON format.
 							"type": "or",
 							"values": [
 								{
-									"key": "compositePrimaryKey",
-									"value": false
+									"type": "or",
+									"values": [
+										{
+											"key": "primaryKey",
+											"value": false
+										},
+										{
+											"key": "primaryKey",
+											"exist": false
+										}
+									]
 								},
 								{
 									"key": "compositePrimaryKey",
-									"exist": false
+									"value": true
 								}
 							]
 						},
@@ -1240,6 +1272,13 @@ making sure that you maintain a proper JSON format.
 									]
 								}
 							]
+						},
+						{
+							"type": "not",
+							"values": {
+								"key": "unique",
+								"value": true
+							}
 						}
 					]
 				}
@@ -1344,12 +1383,21 @@ making sure that you maintain a proper JSON format.
 							"type": "or",
 							"values": [
 								{
-									"key": "compositePrimaryKey",
-									"value": false
+									"type": "or",
+									"values": [
+										{
+											"key": "primaryKey",
+											"value": false
+										},
+										{
+											"key": "primaryKey",
+											"exist": false
+										}
+									]
 								},
 								{
 									"key": "compositePrimaryKey",
-									"exist": false
+									"value": true
 								}
 							]
 						},
@@ -1703,6 +1751,13 @@ making sure that you maintain a proper JSON format.
 									]
 								}
 							]
+						},
+						{
+							"type": "not",
+							"values": {
+								"key": "unique",
+								"value": true
+							}
 						}
 					]
 				}
@@ -1807,12 +1862,21 @@ making sure that you maintain a proper JSON format.
 							"type": "or",
 							"values": [
 								{
-									"key": "compositePrimaryKey",
-									"value": false
+									"type": "or",
+									"values": [
+										{
+											"key": "primaryKey",
+											"value": false
+										},
+										{
+											"key": "primaryKey",
+											"exist": false
+										}
+									]
 								},
 								{
 									"key": "compositePrimaryKey",
-									"exist": false
+									"value": true
 								}
 							]
 						},
@@ -2164,6 +2228,13 @@ making sure that you maintain a proper JSON format.
 									]
 								}
 							]
+						},
+						{
+							"type": "not",
+							"values": {
+								"key": "unique",
+								"value": true
+							}
 						}
 					]
 				}
@@ -2268,12 +2339,21 @@ making sure that you maintain a proper JSON format.
 							"type": "or",
 							"values": [
 								{
-									"key": "compositePrimaryKey",
-									"value": false
+									"type": "or",
+									"values": [
+										{
+											"key": "primaryKey",
+											"value": false
+										},
+										{
+											"key": "primaryKey",
+											"exist": false
+										}
+									]
 								},
 								{
 									"key": "compositePrimaryKey",
-									"exist": false
+									"value": true
 								}
 							]
 						},
@@ -2594,6 +2674,13 @@ making sure that you maintain a proper JSON format.
 									]
 								}
 							]
+						},
+						{
+							"type": "not",
+							"values": {
+								"key": "unique",
+								"value": true
+							}
 						}
 					]
 				}
@@ -2698,12 +2785,21 @@ making sure that you maintain a proper JSON format.
 							"type": "or",
 							"values": [
 								{
-									"key": "compositePrimaryKey",
-									"value": false
+									"type": "or",
+									"values": [
+										{
+											"key": "primaryKey",
+											"value": false
+										},
+										{
+											"key": "primaryKey",
+											"exist": false
+										}
+									]
 								},
 								{
 									"key": "compositePrimaryKey",
-									"exist": false
+									"value": true
 								}
 							]
 						},
@@ -3124,6 +3220,13 @@ making sure that you maintain a proper JSON format.
 									]
 								}
 							]
+						},
+						{
+							"type": "not",
+							"values": {
+								"key": "unique",
+								"value": true
+							}
 						}
 					]
 				}
@@ -3228,12 +3331,21 @@ making sure that you maintain a proper JSON format.
 							"type": "or",
 							"values": [
 								{
-									"key": "compositePrimaryKey",
-									"value": false
+									"type": "or",
+									"values": [
+										{
+											"key": "primaryKey",
+											"value": false
+										},
+										{
+											"key": "primaryKey",
+											"exist": false
+										}
+									]
 								},
 								{
 									"key": "compositePrimaryKey",
-									"exist": false
+									"value": true
 								}
 							]
 						},
@@ -3534,6 +3646,13 @@ making sure that you maintain a proper JSON format.
 									]
 								}
 							]
+						},
+						{
+							"type": "not",
+							"values": {
+								"key": "unique",
+								"value": true
+							}
 						}
 					]
 				}
@@ -3638,12 +3757,21 @@ making sure that you maintain a proper JSON format.
 							"type": "or",
 							"values": [
 								{
-									"key": "compositePrimaryKey",
-									"value": false
+									"type": "or",
+									"values": [
+										{
+											"key": "primaryKey",
+											"value": false
+										},
+										{
+											"key": "primaryKey",
+											"exist": false
+										}
+									]
 								},
 								{
 									"key": "compositePrimaryKey",
-									"exist": false
+									"value": true
 								}
 							]
 						},
@@ -3965,6 +4093,13 @@ making sure that you maintain a proper JSON format.
 									]
 								}
 							]
+						},
+						{
+							"type": "not",
+							"values": {
+								"key": "unique",
+								"value": true
+							}
 						}
 					]
 				}
@@ -4069,12 +4204,21 @@ making sure that you maintain a proper JSON format.
 							"type": "or",
 							"values": [
 								{
-									"key": "compositePrimaryKey",
-									"value": false
+									"type": "or",
+									"values": [
+										{
+											"key": "primaryKey",
+											"value": false
+										},
+										{
+											"key": "primaryKey",
+											"exist": false
+										}
+									]
 								},
 								{
 									"key": "compositePrimaryKey",
-									"exist": false
+									"value": true
 								}
 							]
 						},