diff --git a/specification/datafactory/resource-manager/Microsoft.DataFactory/stable/2018-06-01/entityTypes/LinkedService.json b/specification/datafactory/resource-manager/Microsoft.DataFactory/stable/2018-06-01/entityTypes/LinkedService.json
index 3adc360c4ea8..0bcf762a4f07 100644
--- a/specification/datafactory/resource-manager/Microsoft.DataFactory/stable/2018-06-01/entityTypes/LinkedService.json
+++ b/specification/datafactory/resource-manager/Microsoft.DataFactory/stable/2018-06-01/entityTypes/LinkedService.json
@@ -6746,8 +6746,28 @@
       "properties": {
         "connectionString": {
           "description": "An ODBC connection string. Type: string, SecureString or AzureKeyVaultSecretReference.",
+          "x-ms-format": "dfe-string",
+          "type": "object"
+        },
+        "server": {
           "type": "object",
-          "x-ms-format": "dfe-string"
+          "x-ms-format": "dfe-string",
+          "description": "Server name for connection. Type: string."
+        },
+        "port": {
+          "type": "object",
+          "x-ms-format": "dfe-int",
+          "description": "The port for the connection. Type: integer."
+        },
+        "uid": {
+          "type": "object",
+          "x-ms-format": "dfe-string",
+          "description": "Username for authentication. Type: string."
+        },
+        "database": {
+          "type": "object",
+          "x-ms-format": "dfe-string",
+          "description": "Database name for connection. Type: string."
         },
         "pwd": {
           "$ref": "../datafactory.json#/definitions/AzureKeyVaultSecretReference",
diff --git a/specification/synapse/data-plane/Microsoft.Synapse/stable/2020-12-01/entityTypes/LinkedService.json b/specification/synapse/data-plane/Microsoft.Synapse/stable/2020-12-01/entityTypes/LinkedService.json
index 02f469010428..0dc742ea2c3b 100644
--- a/specification/synapse/data-plane/Microsoft.Synapse/stable/2020-12-01/entityTypes/LinkedService.json
+++ b/specification/synapse/data-plane/Microsoft.Synapse/stable/2020-12-01/entityTypes/LinkedService.json
@@ -6197,6 +6197,22 @@
           "description": "An ODBC connection string. Type: string, SecureString or AzureKeyVaultSecretReference.",
           "type": "object"
         },
+        "server": {
+          "type": "object",
+          "description": "Server name for connection. Type: string."
+        },
+        "port": {
+          "type": "object",
+          "description": "The port for the connection. Type: integer."
+        },
+        "uid": {
+          "type": "object",
+          "description": "Username for authentication. Type: string."
+        },
+        "database": {
+          "type": "object",
+          "description": "Database name for connection. Type: string."
+        },
         "pwd": {
           "$ref": "../artifacts.json#/definitions/AzureKeyVaultSecretReference",
           "description": "The Azure key vault secret reference of password in connection string."