Don't use common Sku definition

specification/sql/resource-manager/Microsoft.Sql/preview/2015-05-01-preview/managedInstances.json

@@ -404,7 +404,7 @@
           ]
         },
         "sku": {
-          "$ref": "../../../../../common-types/resource-management/v1/types.json#/definitions/Sku",
+          "$ref": "../../../common/v1/types.json#/definitions/Sku",
           "description": "Managed instance sku"
         },
         "properties": {
@@ -419,7 +419,7 @@
       "type": "object",
       "properties": {
         "sku": {
-          "$ref": "../../../../../common-types/resource-management/v1/types.json#/definitions/Sku",
+          "$ref": "../../../common/v1/types.json#/definitions/Sku",
           "description": "Managed instance sku"
         },
         "properties": {

specification/sql/resource-manager/Microsoft.Sql/preview/2017-03-01-preview/databases.json

@@ -704,7 +704,7 @@
       ],
       "properties": {
         "sku": {
-          "$ref": "../../../../../common-types/resource-management/v1/types.json#/definitions/Sku",
+          "$ref": "../../../common/v1/types.json#/definitions/Sku",
           "description": "The name and tier of the SKU."
         },
         "kind": {
@@ -724,7 +724,7 @@
       "type": "object",
       "properties": {
         "sku": {
-          "$ref": "../../../../../common-types/resource-management/v1/types.json#/definitions/Sku",
+          "$ref": "../../../common/v1/types.json#/definitions/Sku",
           "description": "The name and tier of the SKU."
         },
         "properties": {

specification/sql/resource-manager/Microsoft.Sql/preview/2017-03-01-preview/jobs.json

@@ -2465,7 +2465,7 @@
       ],
       "properties": {
         "sku": {
-          "$ref": "../../../../../common-types/resource-management/v1/types.json#/definitions/Sku",
+          "$ref": "../../../common/v1/types.json#/definitions/Sku",
           "description": "The name and tier of the SKU."
         },
         "properties": {

specification/sql/resource-manager/Microsoft.Sql/preview/2017-10-01-preview/capabilities.json

@@ -355,7 +355,7 @@
           "readOnly": true
         },
         "sku": {
-          "$ref": "../../../../../common-types/resource-management/v1/types.json#/definitions/Sku",
+          "$ref": "../../../common/v1/types.json#/definitions/Sku",
           "description": "The sku.",
           "readOnly": true
         },
@@ -403,7 +403,7 @@
           "readOnly": true
         },
         "sku": {
-          "$ref": "../../../../../common-types/resource-management/v1/types.json#/definitions/Sku",
+          "$ref": "../../../common/v1/types.json#/definitions/Sku",
           "description": "The sku.",
           "readOnly": true
         },

specification/sql/resource-manager/Microsoft.Sql/preview/2017-10-01-preview/databases.json

@@ -782,7 +782,7 @@
           ]
         },
         "currentSku": {
-          "$ref": "../../../../../common-types/resource-management/v1/types.json#/definitions/Sku",
+          "$ref": "../../../common/v1/types.json#/definitions/Sku",
           "description": "The name and tier of the SKU.",
           "readOnly": true
         }
@@ -801,7 +801,7 @@
       ],
       "properties": {
         "sku": {
-          "$ref": "../../../../../common-types/resource-management/v1/types.json#/definitions/Sku",
+          "$ref": "../../../common/v1/types.json#/definitions/Sku",
           "description": "The name and tier of the SKU."
         },
         "kind": {

specification/sql/resource-manager/Microsoft.Sql/preview/2017-10-01-preview/elasticPools.json

@@ -386,7 +386,7 @@
       ],
       "properties": {
         "sku": {
-          "$ref": "../../../../../common-types/resource-management/v1/types.json#/definitions/Sku"
+          "$ref": "../../../common/v1/types.json#/definitions/Sku"
         },
         "kind": {
           "description": "Kind of elastic pool. This is metadata used for the Azure portal experience.",
@@ -405,7 +405,7 @@
       "type": "object",
       "properties": {
         "sku": {
-          "$ref": "../../../../../common-types/resource-management/v1/types.json#/definitions/Sku"
+          "$ref": "../../../common/v1/types.json#/definitions/Sku"
         },
         "properties": {
           "$ref": "#/definitions/ElasticPoolUpdateProperties",

specification/sql/resource-manager/common/v1/types.json

@@ -0,0 +1,41 @@
+{
+    "swagger": "2.0",
+    "info": {
+     "version": "1.0",
+     "title": "Common types"
+    },
+    "paths": {},
+    "definitions": {
+     "Sku": {
+      "description": "The resource model definition representing SKU",
+      "properties": {
+       "name": {
+        "type": "string",
+        "description": "The name of the SKU. Ex - P3. It is typically a letter+number code"
+       },
+       "tier": {
+        "type": "string",
+        "description": "This field is required to be implemented by the Resource Provider if the service has more than one tier, but is not required on a PUT."
+       },
+       "size": {
+        "type": "string",
+        "description": "The SKU size. When the name field is the combination of tier and some other value, this would be the standalone code. "
+       },
+       "family": {
+        "type": "string",
+        "description": "If the service has different generations of hardware, for the same SKU, then that can be captured here."
+       },
+       "capacity": {
+        "type": "integer",
+        "format": "int32",
+        "description": "If the SKU supports scale out/in then the capacity integer should be included. If scale out/in is not possible for the resource this may be omitted."
+       }
+      },
+      "required": [
+       "name"
+      ]
+     }
+    },
+    "parameters": {
+    }
+   }