There are more AWS SDK examples available in the [AWS Doc SDK Examples](https://github.com/awsdocs/aws-doc-sdk-examples) GitHub repo.

# Use `GetPatchBaseline` with a CLI
<a name="ssm_example_ssm_GetPatchBaseline_section"></a>

The following code examples show how to use `GetPatchBaseline`.

------
#### [ CLI ]

**AWS CLI**  
**To display a patch baseline**  
The following `get-patch-baseline` example retrieves the details for the specified patch baseline.  

```
aws ssm get-patch-baseline \
    --baseline-id "pb-0123456789abcdef0"
```
Output:  

```
{
    "BaselineId": "pb-0123456789abcdef0",
    "Name": "WindowsPatching",
    "OperatingSystem": "WINDOWS",
    "GlobalFilters": {
        "PatchFilters": []
    },
    "ApprovalRules": {
        "PatchRules": [
            {
                "PatchFilterGroup": {
                    "PatchFilters": [
                        {
                            "Key": "PRODUCT",
                            "Values": [
                                "WindowsServer2016"
                            ]
                        }
                    ]
                },
                "ComplianceLevel": "CRITICAL",
                "ApproveAfterDays": 0,
                "EnableNonSecurity": false
            }
        ]
    },
    "ApprovedPatches": [],
    "ApprovedPatchesComplianceLevel": "UNSPECIFIED",
    "ApprovedPatchesEnableNonSecurity": false,
    "RejectedPatches": [],
    "RejectedPatchesAction": "ALLOW_AS_DEPENDENCY",
    "PatchGroups": [
        "QA",
        "DEV"
    ],
    "CreatedDate": 1550244180.465,
    "ModifiedDate": 1550244180.465,
    "Description": "Patches for Windows Servers",
    "Sources": []
}
```
For more information, see [About Patch Baselines](https://docs.aws.amazon.com/systems-manager/latest/userguide/about-patch-baselines.html) in the *AWS Systems Manager User Guide*.  
+  For API details, see [GetPatchBaseline](https://awscli.amazonaws.com/v2/documentation/api/latest/reference/ssm/get-patch-baseline.html) in *AWS CLI Command Reference*. 

------
#### [ PowerShell ]

**Tools for PowerShell V4**  
**Example 1: This example displays the details for a patch baseline.**  

```
Get-SSMPatchBaselineDetail -BaselineId "pb-03da896ca3b68b639"
```
**Output:**  

```
ApprovalRules   : Amazon.SimpleSystemsManagement.Model.PatchRuleGroup
ApprovedPatches : {}
BaselineId      : pb-03da896ca3b68b639
CreatedDate     : 3/3/2017 5:02:19 PM
Description     : Baseline containing all updates approved for production systems
GlobalFilters   : Amazon.SimpleSystemsManagement.Model.PatchFilterGroup
ModifiedDate    : 3/3/2017 5:02:19 PM
Name            : Production-Baseline
PatchGroups     : {}
RejectedPatches : {}
```
+  For API details, see [GetPatchBaseline](https://docs.aws.amazon.com/powershell/v4/reference) in *AWS Tools for PowerShell Cmdlet Reference (V4)*. 

**Tools for PowerShell V5**  
**Example 1: This example displays the details for a patch baseline.**  

```
Get-SSMPatchBaselineDetail -BaselineId "pb-03da896ca3b68b639"
```
**Output:**  

```
ApprovalRules   : Amazon.SimpleSystemsManagement.Model.PatchRuleGroup
ApprovedPatches : {}
BaselineId      : pb-03da896ca3b68b639
CreatedDate     : 3/3/2017 5:02:19 PM
Description     : Baseline containing all updates approved for production systems
GlobalFilters   : Amazon.SimpleSystemsManagement.Model.PatchFilterGroup
ModifiedDate    : 3/3/2017 5:02:19 PM
Name            : Production-Baseline
PatchGroups     : {}
RejectedPatches : {}
```
+  For API details, see [GetPatchBaseline](https://docs.aws.amazon.com/powershell/v5/reference) in *AWS Tools for PowerShell Cmdlet Reference (V5)*. 

------