diff --git a/specification/operationalinsights/resource-manager/Microsoft.OperationalInsights/preview/2019-08-01-preview/OperationalInsights.json b/specification/operationalinsights/resource-manager/Microsoft.OperationalInsights/preview/2019-08-01-preview/OperationalInsights.json
index dfa7ede8ada7..27f0fc9b1475 100644
--- a/specification/operationalinsights/resource-manager/Microsoft.OperationalInsights/preview/2019-08-01-preview/OperationalInsights.json
+++ b/specification/operationalinsights/resource-manager/Microsoft.OperationalInsights/preview/2019-08-01-preview/OperationalInsights.json
@@ -246,6 +246,180 @@
           }
         }
       }
+    },
+    "/subscriptions/{subscriptionId}/resourcegroups/{resourceGroupName}/providers/Microsoft.OperationalInsights/workspaces/{workspaceName}/linkedStorageAccounts/{dataSourceType}": {
+      "put": {
+        "tags": [
+          "LinkedStorageAccounts"
+        ],
+        "x-ms-examples": {
+          "LinkedStorageAccountsCreate": {
+            "$ref": "./examples/LinkedStorageAccountsCreate.json"
+          }
+        },
+        "operationId": "LinkedStorageAccounts_CreateOrUpdate",
+        "description": "Create or Update a link relation between current workspace and a group of storage accounts of a specific data source type.",
+        "parameters": [
+          {
+            "$ref": "#/parameters/ResourceGroupNameParameter"
+          },
+          {
+            "name": "workspaceName",
+            "in": "path",
+            "required": true,
+            "type": "string",
+            "description": "Name of the Log Analytics Workspace that will contain the resource"
+          },
+          {
+            "$ref": "#/parameters/DataSourceTypeParameter"
+          },
+          {
+            "name": "parameters",
+            "in": "body",
+            "required": true,
+            "schema": {
+              "$ref": "#/definitions/LinkedStorageAccounts"
+            },
+            "description": "The parameters required to create or update linked storage accounts."
+          },
+          {
+            "$ref": "#/parameters/SubscriptionIdParameter"
+          },
+          {
+            "$ref": "#/parameters/ApiVersionParameter"
+          }
+        ],
+        "responses": {
+          "200": {
+            "description": "OK response definition.",
+            "schema": {
+              "$ref": "#/definitions/LinkedStorageAccounts"
+            }
+          }
+        }
+      },
+      "delete": {
+        "tags": [
+          "LinkedStorageAccounts"
+        ],
+        "x-ms-examples": {
+          "LinkedStorageAccountsDelete": {
+            "$ref": "./examples/LinkedStorageAccountsDelete.json"
+          }
+        },
+        "operationId": "LinkedStorageAccounts_Delete",
+        "description": "Deletes all linked storage accounts of a specific data source type associated with the specified workspace.",
+        "parameters": [
+          {
+            "$ref": "#/parameters/ResourceGroupNameParameter"
+          },
+          {
+            "name": "workspaceName",
+            "in": "path",
+            "required": true,
+            "type": "string",
+            "description": "Name of the Log Analytics Workspace that contains the linkedServices resource"
+          },
+          {
+            "$ref": "#/parameters/DataSourceTypeParameter"
+          },
+          {
+            "$ref": "#/parameters/ApiVersionParameter"
+          },
+          {
+            "$ref": "#/parameters/SubscriptionIdParameter"
+          }
+        ],
+        "responses": {
+          "200": {
+            "description": "OK response definition."
+          }
+        }
+      },
+      "get": {
+        "tags": [
+          "LinkedStorageAccounts"
+        ],
+        "x-ms-examples": {
+          "LinkedStorageAccountsGet": {
+            "$ref": "./examples/LinkedStorageAccountsGet.json"
+          }
+        },
+        "operationId": "LinkedStorageAccounts_Get",
+        "description": "Gets all linked storage account of a specific data source type associated with the specified workspace.",
+        "parameters": [
+          {
+            "$ref": "#/parameters/ResourceGroupNameParameter"
+          },
+          {
+            "name": "workspaceName",
+            "in": "path",
+            "required": true,
+            "type": "string",
+            "description": "Name of the Log Analytics Workspace that contains the linkedServices resource"
+          },
+          {
+            "$ref": "#/parameters/DataSourceTypeParameter"
+          },
+          {
+            "$ref": "#/parameters/ApiVersionParameter"
+          },
+          {
+            "$ref": "#/parameters/SubscriptionIdParameter"
+          }
+        ],
+        "responses": {
+          "200": {
+            "description": "OK response definition.",
+            "schema": {
+              "$ref": "#/definitions/LinkedStorageAccounts"
+            }
+          }
+        }
+      }
+    },
+    "/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.OperationalInsights/workspaces/{workspaceName}/linkedStorageAccounts": {
+      "get": {
+        "tags": [
+          "LinkedStorageAccounts"
+        ],
+        "description": "Gets all linked storage accounts associated with the specified workspace, storage accounts will be sorted by their data source type.",
+        "operationId": "LinkedStorageAccounts_ListByWorkspace",
+        "parameters": [
+          {
+            "$ref": "#/parameters/SubscriptionIdParameter"
+          },
+          {
+            "$ref": "#/parameters/ResourceGroupNameParameter"
+          },
+          {
+            "$ref": "#/parameters/ApiVersionParameter"
+          },
+          {
+            "name": "workspaceName",
+            "in": "path",
+            "required": true,
+            "type": "string",
+            "description": "Name of the Log Analytics Workspace that will contain the datasource"
+          }
+        ],
+        "responses": {
+          "200": {
+            "description": "Successfully retrieved linked storage accounts.",
+            "schema": {
+              "$ref": "#/definitions/LinkedStorageAccountsListResult"
+            }
+          }
+        },
+        "x-ms-pageable": {
+          "nextLinkName": null
+        },
+        "x-ms-examples": {
+          "Gets list of linked storage accounts on a workspace.": {
+            "$ref": "./examples/LinkedStorageAccountsListByWorkspace.json"
+          }
+        }
+      }
     }
   },
   "definitions": {
@@ -398,6 +572,62 @@
         }
       },
       "description": "Common properties of proxy resource."
+    },
+    "LinkedStorageAccountsProperties": {
+      "description": "Linked storage accounts properties.",
+      "type": "object",
+      "properties": {
+        "dataSourceType": {
+          "description": "linked storage accounts type.",
+          "type": "string",
+          "enum": [
+            "CustomLogs",
+            "AzureWatson"
+          ],
+          "x-ms-enum": {
+            "name": "DataSourceType",
+            "modelAsString": false
+          }
+        },
+        "storageAccountIds": {
+          "description": "linked storage accounts resource ids.",
+          "type": "array",
+          "items": {
+            "type": "string"
+          }
+        }
+      }
+    },
+    "LinkedStorageAccounts": {
+      "properties": {
+        "properties": {
+          "x-ms-client-flatten": true,
+          "$ref": "#/definitions/LinkedStorageAccountsProperties",
+          "description": "Linked storage accounts properties."
+        }
+      },
+      "required": [
+        "properties"
+      ],
+      "allOf": [
+        {
+          "$ref": "#/definitions/ProxyResource"
+        }
+      ],
+      "description": "Linked storage accounts top level resource container.",
+      "x-ms-azure-resource": true
+    },
+    "LinkedStorageAccountsListResult": {
+      "properties": {
+        "value": {
+          "type": "array",
+          "items": {
+            "$ref": "#/definitions/LinkedStorageAccounts"
+          },
+          "description": "A list of linked storage accounts instances."
+        }
+      },
+      "description": "The list linked storage accounts service operation response."
     }
   },
   "parameters": {
@@ -433,6 +663,22 @@
       "type": "string",
       "description": "The Log Analytics workspace name.",
       "x-ms-parameter-location": "method"
+    },
+    "DataSourceTypeParameter": {
+      "name": "dataSourceType",
+      "in": "path",
+      "required": true,
+      "type": "string",
+      "enum": [
+        "CustomLogs",
+        "AzureWatson"
+      ],
+      "x-ms-enum": {
+        "name": "DataSourceType",
+        "modelAsString": false
+      },
+      "description": "Linked storage account type.",
+      "x-ms-parameter-location": "method"
     }
   }
 }
diff --git a/specification/operationalinsights/resource-manager/Microsoft.OperationalInsights/preview/2019-08-01-preview/examples/LinkedStorageAccountsCreate.json b/specification/operationalinsights/resource-manager/Microsoft.OperationalInsights/preview/2019-08-01-preview/examples/LinkedStorageAccountsCreate.json
new file mode 100644
index 000000000000..6a8a9bac7d1f
--- /dev/null
+++ b/specification/operationalinsights/resource-manager/Microsoft.OperationalInsights/preview/2019-08-01-preview/examples/LinkedStorageAccountsCreate.json
@@ -0,0 +1,33 @@
+{
+  "parameters": {
+    "resourceGroupName": "mms-eus",
+    "workspaceName": "testLinkStorageAccountsWS",
+    "dataSourceType": "CustomLogs",
+    "parameters": {
+      "properties": {
+        "storageAccountIds": [
+          "/subscriptions/00000000-0000-0000-0000-00000000000/resourceGroups/mms-eus/providers/Microsoft.Storage/storageAccounts/testStorageA",
+          "/subscriptions/00000000-0000-0000-0000-00000000000/resourceGroups/mms-eus/providers/Microsoft.Storage/storageAccounts/testStorageB"
+        ]
+      }
+    },
+    "api-version": "2019-08-01-preview",
+    "subscriptionId": "00000000-0000-0000-0000-00000000000"
+  },
+  "responses": {
+    "200": {
+      "body": {
+        "properties": {
+          "dataSourceType": "CustomLogs",
+          "storageAccountIds": [
+            "/subscriptions/00000000-0000-0000-0000-00000000000/resourceGroups/mms-eus/providers/Microsoft.Storage/storageAccounts/testStorageA",
+            "/subscriptions/00000000-0000-0000-0000-00000000000/resourceGroups/mms-eus/providers/Microsoft.Storage/storageAccounts/testStorageB"
+          ]
+        },
+        "id": "/subscriptions/00000000-0000-0000-0000-00000000000/resourcegroups/mms-eus/providers/microsoft.operationalinsights/workspaces/testLinkStorageAccountsWS/linkedStorageAccounts/CustomLogs",
+        "name": "CustomLogs",
+        "type": "Microsoft.OperationalInsights/workspaces/linkedStorageAccounts"
+      }
+    }
+  }
+}
diff --git a/specification/operationalinsights/resource-manager/Microsoft.OperationalInsights/preview/2019-08-01-preview/examples/LinkedStorageAccountsDelete.json b/specification/operationalinsights/resource-manager/Microsoft.OperationalInsights/preview/2019-08-01-preview/examples/LinkedStorageAccountsDelete.json
new file mode 100644
index 000000000000..3282a576212a
--- /dev/null
+++ b/specification/operationalinsights/resource-manager/Microsoft.OperationalInsights/preview/2019-08-01-preview/examples/LinkedStorageAccountsDelete.json
@@ -0,0 +1,12 @@
+{
+  "parameters": {
+    "dataSourceType": "CustomLogs",
+    "workspaceName": "testLinkStorageAccountsWS",
+    "resourceGroupName": "mms-eus",
+    "api-version": "2019-08-01-preview",
+    "subscriptionId": "00000000-0000-0000-0000-00000000000"
+  },
+  "responses": {
+    "200": {}
+  }
+}
diff --git a/specification/operationalinsights/resource-manager/Microsoft.OperationalInsights/preview/2019-08-01-preview/examples/LinkedStorageAccountsGet.json b/specification/operationalinsights/resource-manager/Microsoft.OperationalInsights/preview/2019-08-01-preview/examples/LinkedStorageAccountsGet.json
new file mode 100644
index 000000000000..4d5f55fe36db
--- /dev/null
+++ b/specification/operationalinsights/resource-manager/Microsoft.OperationalInsights/preview/2019-08-01-preview/examples/LinkedStorageAccountsGet.json
@@ -0,0 +1,25 @@
+{
+  "parameters": {
+    "resourceGroupName": "mms-eus",
+    "workspaceName": "testLinkStorageAccountsWS",
+    "dataSourceType": "CustomLogs",
+    "api-version": "2019-08-01-preview",
+    "subscriptionId": "00000000-0000-0000-0000-00000000000"
+  },
+  "responses": {
+    "200": {
+      "body": {
+        "properties": {
+          "dataSourceType": "CustomLogs",
+          "storageAccountIds": [
+            "/subscriptions/00000000-0000-0000-0000-00000000000/resourceGroups/mms-eus/providers/Microsoft.Storage/storageAccounts/testStorageA",
+            "/subscriptions/00000000-0000-0000-0000-00000000000/resourceGroups/mms-eus/providers/Microsoft.Storage/storageAccounts/testStorageB"
+          ]
+        },
+        "id": "/subscriptions/00000000-0000-0000-0000-000000000005/resourcegroups/mms-eus/providers/microsoft.operationalinsights/workspaces/testLinkStorageAccountsWS/linkedStorageAccounts/CustomLogs",
+        "name": "CustomLogs",
+        "type": "Microsoft.OperationalInsights/workspaces/linkedStorageAccounts"
+      }
+    }
+  }
+}
diff --git a/specification/operationalinsights/resource-manager/Microsoft.OperationalInsights/preview/2019-08-01-preview/examples/LinkedStorageAccountsListByWorkspace.json b/specification/operationalinsights/resource-manager/Microsoft.OperationalInsights/preview/2019-08-01-preview/examples/LinkedStorageAccountsListByWorkspace.json
new file mode 100644
index 000000000000..0c0feafcfb34
--- /dev/null
+++ b/specification/operationalinsights/resource-manager/Microsoft.OperationalInsights/preview/2019-08-01-preview/examples/LinkedStorageAccountsListByWorkspace.json
@@ -0,0 +1,40 @@
+{
+  "parameters": {
+    "resourceGroupName": "mms-eus",
+    "workspaceName": "testLinkStorageAccountsWS",
+    "api-version": "2019-08-01-preview",
+    "subscriptionId": "00000000-0000-0000-0000-00000000000"
+  },
+  "responses": {
+    "200": {
+      "body": {
+        "value": [
+          {
+            "properties": {
+              "dataSourceType": "CustomLogs",
+              "storageAccountIds": [
+                "/subscriptions/00000000-0000-0000-0000-00000000000/resourceGroups/mms-eus/providers/Microsoft.Storage/storageAccounts/testStorageA",
+                "/subscriptions/00000000-0000-0000-0000-00000000000/resourceGroups/mms-eus/providers/Microsoft.Storage/storageAccounts/testStorageB"
+              ]
+            },
+            "id": "/subscriptions/00000000-0000-0000-0000-000000000005/resourcegroups/mms-eus/providers/microsoft.operationalinsights/workspaces/testLinkStorageAccountsWS/linkedStorageAccounts/CustomLogs",
+            "name": "CustomLogs",
+            "type": "Microsoft.OperationalInsights/workspaces/linkedStorageAccounts"
+          },
+          {
+            "properties": {
+              "dataSourceType": "AzureWatson",
+              "storageAccountIds": [
+                "/subscriptions/00000000-0000-0000-0000-00000000000/resourceGroups/mms-eus/providers/Microsoft.Storage/storageAccounts/testStorageA",
+                "/subscriptions/00000000-0000-0000-0000-00000000000/resourceGroups/mms-eus/providers/Microsoft.Storage/storageAccounts/testStorageC"
+              ]
+            },
+            "id": "/subscriptions/00000000-0000-0000-0000-000000000005/resourcegroups/mms-eus/providers/microsoft.operationalinsights/workspaces/testLinkStorageAccountsWS/linkedStorageAccounts/AzureWatson",
+            "name": "AzureWatson",
+            "type": "Microsoft.OperationalInsights/workspaces/linkedStorageAccounts"
+          }
+        ]
+      }
+    }
+  }
+}