diff --git a/specification/synapse/data-plane/Microsoft.Synapse/preview/2019-06-01-preview/artifacts.json b/specification/synapse/data-plane/Microsoft.Synapse/preview/2019-06-01-preview/artifacts.json
index c79b02126869..2aaacc2f4590 100644
--- a/specification/synapse/data-plane/Microsoft.Synapse/preview/2019-06-01-preview/artifacts.json
+++ b/specification/synapse/data-plane/Microsoft.Synapse/preview/2019-06-01-preview/artifacts.json
@@ -2888,32 +2888,41 @@
       "description": "Request body structure for creating data flow debug session.",
       "type": "object",
       "properties": {
-        "dataFlowName": {
-          "description": "The name of the data flow.",
-          "type": "string"
-        },
-        "existingClusterId": {
-          "description": "The ID of existing Databricks cluster.",
+        "computeType": {
+          "description": "Compute type of the cluster. The value will be overwritten by the same setting in integration runtime if provided.",
           "type": "string"
         },
-        "clusterTimeout": {
-          "description": "Timeout setting for Databricks cluster.",
+        "coreCount": {
+          "description": "Core count of the cluster. The value will be overwritten by the same setting in integration runtime if provided.",
           "type": "integer"
         },
-        "newClusterName": {
-          "description": "The name of new Databricks cluster.",
-          "type": "string"
-        },
-        "newClusterNodeType": {
-          "description": "The type of new Databricks cluster.",
-          "type": "string"
+        "timeToLive": {
+          "description": "Time to live setting of the cluster in minutes.",
+          "type": "integer"
         },
-        "dataBricksLinkedService": {
-          "description": "Data bricks linked service.",
-          "$ref": "#/definitions/LinkedServiceResource"
+        "integrationRuntime": {
+          "description": "Set to use integration runtime setting for data flow debug session.",
+          "$ref": "#/definitions/IntegrationRuntimeDebugResource"
         }
       }
     },
+    "IntegrationRuntimeDebugResource": {
+      "description": "Integration runtime debug resource.",
+      "allOf": [
+        {
+          "$ref": "#/definitions/SubResourceDebugResource"
+        }
+      ],
+      "properties": {
+        "properties": {
+          "$ref": "../../../../resource-manager/Microsoft.Synapse/preview/2019-06-01-preview/integrationRuntime.json#/definitions/IntegrationRuntime",
+          "description": "Integration runtime properties."
+        }
+      },
+      "required": [
+        "properties"
+      ]
+    },
     "CreateDataFlowDebugSessionResponse": {
       "description": "Response body structure for creating data flow debug session.",
       "type": "object",
@@ -2981,10 +2990,6 @@
         "sessionId": {
           "description": "The ID of data flow debug session.",
           "type": "string"
-        },
-        "dataFlowName": {
-          "description": "The data flow which contains the debug session.",
-          "type": "string"
         }
       }
     },
@@ -3062,29 +3067,58 @@
       }
     },
     "DataFlowDebugCommandRequest": {
-      "description": "Request body structure for data flow expression preview.",
+      "description": "Request body structure for data flow debug command.",
       "type": "object",
       "properties": {
         "sessionId": {
           "description": "The ID of data flow debug session.",
           "type": "string"
         },
-        "dataFlowName": {
-          "description": "The data flow which contains the debug session.",
-          "type": "string"
-        },
-        "commandName": {
-          "description": "The command name.",
-          "type": "string"
+        "command": {
+          "description": "The command type.",
+          "type": "string",
+          "enum": [
+            "executePreviewQuery",
+            "executeStatisticsQuery",
+            "executeExpressionQuery"
+          ],
+          "x-ms-enum": {
+            "name": "DataFlowDebugCommandType",
+            "modelAsString": true
+          }
         },
         "commandPayload": {
           "description": "The command payload object.",
-          "type": "object"
+          "$ref": "#/definitions/DataFlowDebugCommandPayload"
+        }
+      }
+    },
+    "DataFlowDebugCommandPayload": {
+      "description": "Structure of command payload.",
+      "type": "object",
+      "properties": {
+        "streamName": {
+          "description": "The stream name which is used for preview.",
+          "type": "string"
+        },
+        "rowLimits": {
+          "description": "Row limits for preview response.",
+          "type": "integer"
+        },
+        "columns": {
+          "description": "Array of column names.",
+          "type": "array",
+          "items": {
+            "type": "string"
+          }
+        },
+        "expression": {
+          "description": "The expression which is used for preview.",
+          "type": "string"
         }
       },
       "required": [
-        "sessionId",
-        "commandPayload"
+        "streamName"
       ]
     },
     "DataFlowDebugQueryResponse": {
diff --git a/specification/synapse/data-plane/Microsoft.Synapse/preview/2019-06-01-preview/examples/DataFlowDebugSession_Create.json b/specification/synapse/data-plane/Microsoft.Synapse/preview/2019-06-01-preview/examples/DataFlowDebugSession_Create.json
index b1644c6737c5..20d28c3cafba 100644
--- a/specification/synapse/data-plane/Microsoft.Synapse/preview/2019-06-01-preview/examples/DataFlowDebugSession_Create.json
+++ b/specification/synapse/data-plane/Microsoft.Synapse/preview/2019-06-01-preview/examples/DataFlowDebugSession_Create.json
@@ -2,21 +2,21 @@
   "parameters": {
     "endpoint": "exampleWorkspace.dev.azuresynapse.net",
     "request": {
-      "dataFlowName": "dataflow",
-      "existingClusterId": "1221221",
-      "clusterTimeout": 50,
-      "newClusterName": "newClusterName",
-      "newClusterNodeType": "newClusterNodeType",
-      "dataBricksLinkedService": {
+      "timeToLive": 60,
+      "integrationRuntime": {
+        "name": "ir1",
         "properties": {
-          "type": "AzureStorage",
+          "type": "Managed",
           "typeProperties": {
-            "connectionString": {
-              "type": "SecureString",
-              "value": "DefaultEndpointsProtocol=https;AccountName=examplestorageaccount;AccountKey=<storage key>"
+            "computeProperties": {
+              "location": "AutoResolve",
+              "dataFlowProperties": {
+                "computeType": "General",
+                "coreCount": 48,
+                "timeToLive": 10
+              }
             }
-          },
-          "description": "Example description"
+          }
         }
       }
     },
diff --git a/specification/synapse/data-plane/Microsoft.Synapse/preview/2019-06-01-preview/examples/DataFlowDebugSession_ExecuteCommand.json b/specification/synapse/data-plane/Microsoft.Synapse/preview/2019-06-01-preview/examples/DataFlowDebugSession_ExecuteCommand.json
index 9c88adb10bde..dcd9fefdfbca 100644
--- a/specification/synapse/data-plane/Microsoft.Synapse/preview/2019-06-01-preview/examples/DataFlowDebugSession_ExecuteCommand.json
+++ b/specification/synapse/data-plane/Microsoft.Synapse/preview/2019-06-01-preview/examples/DataFlowDebugSession_ExecuteCommand.json
@@ -2,12 +2,11 @@
   "parameters": {
     "endpoint": "exampleWorkspace.dev.azuresynapse.net",
     "request": {
-      "dataFlowName": "dataFlowName",
       "commandPayload": {
         "streamName": "source1",
         "rowLimits": 100
       },
-      "commandName": "executePreviewQuery",
+      "command": "executePreviewQuery",
       "sessionId": "f06ed247-9d07-49b2-b05e-2cb4a2fc871e"
     },
     "api-version": "2019-06-01-preview"
diff --git a/specification/synapse/data-plane/Microsoft.Synapse/preview/2021-06-01-preview/dataflows.json b/specification/synapse/data-plane/Microsoft.Synapse/preview/2021-06-01-preview/dataflows.json
index e04b77149c12..8ef780903d4b 100644
--- a/specification/synapse/data-plane/Microsoft.Synapse/preview/2021-06-01-preview/dataflows.json
+++ b/specification/synapse/data-plane/Microsoft.Synapse/preview/2021-06-01-preview/dataflows.json
@@ -511,32 +511,41 @@
       "description": "Request body structure for creating data flow debug session.",
       "type": "object",
       "properties": {
-        "dataFlowName": {
-          "description": "The name of the data flow.",
-          "type": "string"
-        },
-        "existingClusterId": {
-          "description": "The ID of existing Databricks cluster.",
+        "computeType": {
+          "description": "Compute type of the cluster. The value will be overwritten by the same setting in integration runtime if provided.",
           "type": "string"
         },
-        "clusterTimeout": {
-          "description": "Timeout setting for Databricks cluster.",
+        "coreCount": {
+          "description": "Core count of the cluster. The value will be overwritten by the same setting in integration runtime if provided.",
           "type": "integer"
         },
-        "newClusterName": {
-          "description": "The name of new Databricks cluster.",
-          "type": "string"
-        },
-        "newClusterNodeType": {
-          "description": "The type of new Databricks cluster.",
-          "type": "string"
+        "timeToLive": {
+          "description": "Time to live setting of the cluster in minutes.",
+          "type": "integer"
         },
-        "dataBricksLinkedService": {
-          "description": "Data bricks linked service.",
-          "$ref": "linkedServices.json#/definitions/LinkedServiceResource"
+        "integrationRuntime": {
+          "description": "Set to use integration runtime setting for data flow debug session.",
+          "$ref": "#/definitions/IntegrationRuntimeDebugResource"
         }
       }
     },
+    "IntegrationRuntimeDebugResource": {
+      "description": "Integration runtime debug resource.",
+      "allOf": [
+        {
+          "$ref": "artifacts.json#/definitions/SubResourceDebugResource"
+        }
+      ],
+      "properties": {
+        "properties": {
+          "$ref": "../../../../resource-manager/Microsoft.Synapse/preview/2019-06-01-preview/integrationRuntime.json#/definitions/IntegrationRuntime",
+          "description": "Integration runtime properties."
+        }
+      },
+      "required": [
+        "properties"
+      ]
+    },
     "CreateDataFlowDebugSessionResponse": {
       "description": "Response body structure for creating data flow debug session.",
       "type": "object",
@@ -862,29 +871,58 @@
       }
     },
     "DataFlowDebugCommandRequest": {
-      "description": "Request body structure for data flow expression preview.",
+      "description": "Request body structure for data flow debug command.",
       "type": "object",
       "properties": {
         "sessionId": {
           "description": "The ID of data flow debug session.",
           "type": "string"
         },
-        "dataFlowName": {
-          "description": "The data flow which contains the debug session.",
-          "type": "string"
-        },
-        "commandName": {
-          "description": "The command name.",
-          "type": "string"
+        "command": {
+          "description": "The command type.",
+          "type": "string",
+          "enum": [
+            "executePreviewQuery",
+            "executeStatisticsQuery",
+            "executeExpressionQuery"
+          ],
+          "x-ms-enum": {
+            "name": "DataFlowDebugCommandType",
+            "modelAsString": true
+          }
         },
         "commandPayload": {
           "description": "The command payload object.",
-          "type": "object"
+          "$ref": "#/definitions/DataFlowDebugCommandPayload"
+        }
+      }
+    },
+    "DataFlowDebugCommandPayload": {
+      "description": "Structure of command payload.",
+      "type": "object",
+      "properties": {
+        "streamName": {
+          "description": "The stream name which is used for preview.",
+          "type": "string"
+        },
+        "rowLimits": {
+          "description": "Row limits for preview response.",
+          "type": "integer"
+        },
+        "columns": {
+          "description": "Array of column names.",
+          "type": "array",
+          "items": {
+            "type": "string"
+          }
+        },
+        "expression": {
+          "description": "The expression which is used for preview.",
+          "type": "string"
         }
       },
       "required": [
-        "sessionId",
-        "commandPayload"
+        "streamName"
       ]
     },
     "DataFlowDebugQueryResponse": {
diff --git a/specification/synapse/data-plane/Microsoft.Synapse/preview/2021-06-01-preview/examples/DataFlowDebugSession_Create.json b/specification/synapse/data-plane/Microsoft.Synapse/preview/2021-06-01-preview/examples/DataFlowDebugSession_Create.json
index 357f7f941d7a..cb80c7752465 100644
--- a/specification/synapse/data-plane/Microsoft.Synapse/preview/2021-06-01-preview/examples/DataFlowDebugSession_Create.json
+++ b/specification/synapse/data-plane/Microsoft.Synapse/preview/2021-06-01-preview/examples/DataFlowDebugSession_Create.json
@@ -2,21 +2,21 @@
   "parameters": {
     "endpoint": "exampleWorkspace.dev.azuresynapse.net",
     "request": {
-      "dataFlowName": "dataflow",
-      "existingClusterId": "1221221",
-      "clusterTimeout": 50,
-      "newClusterName": "newClusterName",
-      "newClusterNodeType": "newClusterNodeType",
-      "dataBricksLinkedService": {
+      "timeToLive": 60,
+      "integrationRuntime": {
+        "name": "ir1",
         "properties": {
-          "type": "AzureStorage",
+          "type": "Managed",
           "typeProperties": {
-            "connectionString": {
-              "type": "SecureString",
-              "value": "DefaultEndpointsProtocol=https;AccountName=examplestorageaccount;AccountKey=<storage key>"
+            "computeProperties": {
+              "location": "AutoResolve",
+              "dataFlowProperties": {
+                "computeType": "General",
+                "coreCount": 48,
+                "timeToLive": 10
+              }
             }
-          },
-          "description": "Example description"
+          }
         }
       }
     },
diff --git a/specification/synapse/data-plane/Microsoft.Synapse/preview/2021-06-01-preview/examples/DataFlowDebugSession_ExecuteCommand.json b/specification/synapse/data-plane/Microsoft.Synapse/preview/2021-06-01-preview/examples/DataFlowDebugSession_ExecuteCommand.json
index d5ce58ed0bb0..c251d90ee689 100644
--- a/specification/synapse/data-plane/Microsoft.Synapse/preview/2021-06-01-preview/examples/DataFlowDebugSession_ExecuteCommand.json
+++ b/specification/synapse/data-plane/Microsoft.Synapse/preview/2021-06-01-preview/examples/DataFlowDebugSession_ExecuteCommand.json
@@ -2,12 +2,11 @@
   "parameters": {
     "endpoint": "exampleWorkspace.dev.azuresynapse.net",
     "request": {
-      "dataFlowName": "dataFlowName",
       "commandPayload": {
         "streamName": "source1",
         "rowLimits": 100
       },
-      "commandName": "executePreviewQuery",
+      "command": "executePreviewQuery",
       "sessionId": "f06ed247-9d07-49b2-b05e-2cb4a2fc871e"
     },
     "api-version": "2021-06-01-preview"
diff --git a/specification/synapse/data-plane/Microsoft.Synapse/stable/2020-12-01/dataflows.json b/specification/synapse/data-plane/Microsoft.Synapse/stable/2020-12-01/dataflows.json
index e1d5356beb0d..1e02efac302c 100644
--- a/specification/synapse/data-plane/Microsoft.Synapse/stable/2020-12-01/dataflows.json
+++ b/specification/synapse/data-plane/Microsoft.Synapse/stable/2020-12-01/dataflows.json
@@ -511,32 +511,41 @@
       "description": "Request body structure for creating data flow debug session.",
       "type": "object",
       "properties": {
-        "dataFlowName": {
-          "description": "The name of the data flow.",
-          "type": "string"
-        },
-        "existingClusterId": {
-          "description": "The ID of existing Databricks cluster.",
+        "computeType": {
+          "description": "Compute type of the cluster. The value will be overwritten by the same setting in integration runtime if provided.",
           "type": "string"
         },
-        "clusterTimeout": {
-          "description": "Timeout setting for Databricks cluster.",
+        "coreCount": {
+          "description": "Core count of the cluster. The value will be overwritten by the same setting in integration runtime if provided.",
           "type": "integer"
         },
-        "newClusterName": {
-          "description": "The name of new Databricks cluster.",
-          "type": "string"
-        },
-        "newClusterNodeType": {
-          "description": "The type of new Databricks cluster.",
-          "type": "string"
+        "timeToLive": {
+          "description": "Time to live setting of the cluster in minutes.",
+          "type": "integer"
         },
-        "dataBricksLinkedService": {
-          "description": "Data bricks linked service.",
-          "$ref": "linkedServices.json#/definitions/LinkedServiceResource"
+        "integrationRuntime": {
+          "description": "Set to use integration runtime setting for data flow debug session.",
+          "$ref": "#/definitions/IntegrationRuntimeDebugResource"
         }
       }
     },
+    "IntegrationRuntimeDebugResource": {
+      "description": "Integration runtime debug resource.",
+      "allOf": [
+        {
+          "$ref": "artifacts.json#/definitions/SubResourceDebugResource"
+        }
+      ],
+      "properties": {
+        "properties": {
+          "$ref": "../../../../resource-manager/Microsoft.Synapse/preview/2019-06-01-preview/integrationRuntime.json#/definitions/IntegrationRuntime",
+          "description": "Integration runtime properties."
+        }
+      },
+      "required": [
+        "properties"
+      ]
+    },
     "CreateDataFlowDebugSessionResponse": {
       "description": "Response body structure for creating data flow debug session.",
       "type": "object",
@@ -869,22 +878,51 @@
           "description": "The ID of data flow debug session.",
           "type": "string"
         },
-        "dataFlowName": {
-          "description": "The data flow which contains the debug session.",
-          "type": "string"
-        },
-        "commandName": {
-          "description": "The command name.",
-          "type": "string"
+        "command": {
+          "description": "The command type.",
+          "type": "string",
+          "enum": [
+            "executePreviewQuery",
+            "executeStatisticsQuery",
+            "executeExpressionQuery"
+          ],
+          "x-ms-enum": {
+            "name": "DataFlowDebugCommandType",
+            "modelAsString": true
+          }
         },
         "commandPayload": {
           "description": "The command payload object.",
-          "type": "object"
+          "$ref": "#/definitions/DataFlowDebugCommandPayload"
+        }
+      }
+    },
+    "DataFlowDebugCommandPayload": {
+      "description": "Structure of command payload.",
+      "type": "object",
+      "properties": {
+        "streamName": {
+          "description": "The stream name which is used for preview.",
+          "type": "string"
+        },
+        "rowLimits": {
+          "description": "Row limits for preview response.",
+          "type": "integer"
+        },
+        "columns": {
+          "description": "Array of column names.",
+          "type": "array",
+          "items": {
+            "type": "string"
+          }
+        },
+        "expression": {
+          "description": "The expression which is used for preview.",
+          "type": "string"
         }
       },
       "required": [
-        "sessionId",
-        "commandPayload"
+        "streamName"
       ]
     },
     "DataFlowDebugQueryResponse": {
diff --git a/specification/synapse/data-plane/Microsoft.Synapse/stable/2020-12-01/examples/DataFlowDebugSession_Create.json b/specification/synapse/data-plane/Microsoft.Synapse/stable/2020-12-01/examples/DataFlowDebugSession_Create.json
index 8945f99f3520..7b2b93851a47 100644
--- a/specification/synapse/data-plane/Microsoft.Synapse/stable/2020-12-01/examples/DataFlowDebugSession_Create.json
+++ b/specification/synapse/data-plane/Microsoft.Synapse/stable/2020-12-01/examples/DataFlowDebugSession_Create.json
@@ -2,21 +2,21 @@
   "parameters": {
     "endpoint": "exampleWorkspace.dev.azuresynapse.net",
     "request": {
-      "dataFlowName": "dataflow",
-      "existingClusterId": "1221221",
-      "clusterTimeout": 50,
-      "newClusterName": "newClusterName",
-      "newClusterNodeType": "newClusterNodeType",
-      "dataBricksLinkedService": {
+      "timeToLive": 60,
+      "integrationRuntime": {
+        "name": "ir1",
         "properties": {
-          "type": "AzureStorage",
+          "type": "Managed",
           "typeProperties": {
-            "connectionString": {
-              "type": "SecureString",
-              "value": "DefaultEndpointsProtocol=https;AccountName=examplestorageaccount;AccountKey=<storage key>"
+            "computeProperties": {
+              "location": "AutoResolve",
+              "dataFlowProperties": {
+                "computeType": "General",
+                "coreCount": 48,
+                "timeToLive": 10
+              }
             }
-          },
-          "description": "Example description"
+          }
         }
       }
     },
diff --git a/specification/synapse/data-plane/Microsoft.Synapse/stable/2020-12-01/examples/DataFlowDebugSession_ExecuteCommand.json b/specification/synapse/data-plane/Microsoft.Synapse/stable/2020-12-01/examples/DataFlowDebugSession_ExecuteCommand.json
index 870e2fecca8f..ba36e72fce4f 100644
--- a/specification/synapse/data-plane/Microsoft.Synapse/stable/2020-12-01/examples/DataFlowDebugSession_ExecuteCommand.json
+++ b/specification/synapse/data-plane/Microsoft.Synapse/stable/2020-12-01/examples/DataFlowDebugSession_ExecuteCommand.json
@@ -2,12 +2,11 @@
   "parameters": {
     "endpoint": "exampleWorkspace.dev.azuresynapse.net",
     "request": {
-      "dataFlowName": "dataFlowName",
       "commandPayload": {
         "streamName": "source1",
         "rowLimits": 100
       },
-      "commandName": "executePreviewQuery",
+      "command": "executePreviewQuery",
       "sessionId": "f06ed247-9d07-49b2-b05e-2cb4a2fc871e"
     },
     "api-version": "2020-12-01"