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<p><a href="elma365-on-premises.html">BRIX On-Premises</a> > <a href="infrastructure-preparation.html">Prepare infrastructure</a> > Databases > <a href="discontinued-postgresql-support.html">Discontinued PostgreSQL support</a> / Updating PostgreSQL container 10 to 15</p>
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<div class="topic__title"><h1 class="p_Heading1"><span class="f_Heading1">Updating PostgreSQL container 10 to 15</span></h1>
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<!-- Placeholder for topic body. -->
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<p class="p_Normal">When updating PostgreSQL to a major version, it is necessary to update the version of the running pod to a later version of PostgreSQL. It is also necessary to recreate the storage to update the data stored in the PostgreSQL data files.</p>
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<p class="p_Normal"> </p>
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<p class="p_Normal">Updating a PostgreSQL container consists of five steps:</p>
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<ol style="list-style-type:decimal">
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<li value="1" class="p_Normal"><a href="upgrading-postgresql-container-10-to-15.html#database-backup" class="topiclink">Database backup</a>.</li><li value="2" class="p_Normal"><a href="upgrading-postgresql-container-10-to-15.html#install-postgresql15" class="topiclink">Installation of PostgreSQL 15 in a Kubernetes cluster</a>.</li><li value="3" class="p_Normal"><a href="upgrading-postgresql-container-10-to-15.html#re-creating-repository" class="topiclink">Recreation of storage</a>.</li><li value="4" class="p_Normal"><a href="upgrading-postgresql-container-10-to-15.html#start-postgresql" class="topiclink">Starting PostgreSQL</a>.</li><li value="5" class="p_Normal"><a href="upgrading-postgresql-container-10-to-15.html#database-recovery" class="topiclink">Database recovery</a>.</li></ol>
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<h2 class="p_Heading2"><a id="database-backup" class="hmanchor"></a><span class="f_Heading2">Step 1. Database backup</span></h2>
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<p class="p_Normal">Before carrying out any actions related to the update, create a backup of the PostgreSQL data and configuration. Read more about how to do this in <a href="database-backup-and-recovery.html" class="topiclink">Backup and recover databases</a>.</p>
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<p class="p_CodeExample" style="page-break-inside: avoid;"><span class="f_CodeExample">начало внимание</span></p>
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<p class="p_Normal">If there are third-party databases on the PostgreSQL server, backups of these databases should also be created.</p>
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<p class="p_CodeExample" style="page-break-inside: avoid;"><span class="f_CodeExample">конец внимание</span></p>
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<p class="p_Normal"><a class="dropdown-toggle" style="font-style: normal; font-weight: normal; color: #000000; background-color: transparent; text-decoration: none;" href="javascript:HMToggle('toggle','TOGGLE0186A1')">Backup of the PostgreSQL database without using the </a><span style="font-weight: bold;"><a class="dropdown-toggle" style="font-style: normal; font-weight: bold; color: #000000; background-color: transparent; text-decoration: none;" href="javascript:HMToggle('toggle','TOGGLE0186A1')">elma365-backupper</a></span><a class="dropdown-toggle" style="font-style: normal; font-weight: normal; color: #000000; background-color: transparent; text-decoration: none;" href="javascript:HMToggle('toggle','TOGGLE0186A1')"> utility</a></p>
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<tr>
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<td style="vertical-align:top; padding:0; border:none"><ol style="list-style-type:decimal">
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<li value="1" class="p_Normal" style="line-height: 1.20;">Redirect the port to the container with PostgreSQL:</li></ol>
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<p class="p_CodeExample" style="page-break-inside: avoid;"><span class="f_CodeExample">kubectl port-forward -n <<namespace>> pods/postgres-0 5477:5432</span></p>
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<ol style="list-style-type:decimal">
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<li value="2" class="p_Normal" style="line-height: 1.20;">Create an <code><b>elma365</b></code> database backup using th <code><b>pg_dump</b></code> utility:</li></ol>
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<p class="p_CodeExample" style="page-break-inside: avoid;"><span class="f_CodeExample">pg_dump -h localhost -p 5477 -U postgres -W elma365 -Fc > path/to/elma365.bak </span></p>
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</td>
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</tr>
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</table>
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</div>
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<h2 class="p_Heading2"><a id="install-postgresql15" class="hmanchor"></a><span class="f_Heading2">Step 2. Installation of PostgreSQL 15 in a Kubernetes cluster</span></h2>
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<ol style="list-style-type:upper-roman">
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<li value="1" class="p_Normal">Stop the container: <code><b>postgres</b></code>:</li></ol>
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<p class="p_CodeExample" style="page-break-inside: avoid;"><span class="f_CodeExample">kubectl scale -n <<namespace>> statefulset -l app.kubernetes.io/instance=<<namespace>>,app.kubernetes.io/name=postgresql --replicas 0</span></p>
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<ol style="list-style-type:upper-roman">
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<li value="2" class="p_Normal">Save the <code><b>statefulsets</b></code> configuration of the <code><b>postgres</b></code> pod to the file <code><b>postgresql.yaml</b></code>:</li></ol>
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<p class="p_CodeExample" style="page-break-inside: avoid;"><span class="f_CodeExample">kubectl get statefulsets -n <<namespace>> -lapp.kubernetes.io/instance=<<namespace>>,app.kubernetes.io/name=postgresql -o yaml > path/to/postgresql.yaml</span></p>
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<ol style="list-style-type:upper-roman">
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<li value="3" class="p_Normal">Open the <code><b>postgresql.yaml</b></code> file by using the command:</li></ol>
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<p class="p_CodeExample" style="page-break-inside: avoid;"><span class="f_CodeExample">sudo nano path/to/postgresql.yaml</span></p>
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<p class="p_Normal">In this file, replace the version <code><b>image</b></code> with version <code><b>docker.io/bitnami/postgresql:15.4.0</b></code>.</p>
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<ol style="list-style-type:upper-roman">
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<li value="4" class="p_Normal">Apply the changes for pod <code><b>postgres</b></code>:</li></ol>
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<p class="p_CodeExample" style="page-break-inside: avoid;"><span class="f_CodeExample">kubectl apply -f path/to/postgresql.yaml</span></p>
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<h2 class="p_Heading2"><a id="re-creating-repository" class="hmanchor"></a><span class="f_Heading2">Step 3. Recreation of storage</span></h2>
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<p class="p_Normal">Delete storage <code><b>postgresql</b></code>:</p>
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<p class="p_CodeExample" style="page-break-inside: avoid;"><span class="f_CodeExample">kubectl delete pvc -n <<namespace>> -l app.kubernetes.io/instance=<<namespace>>,app.kubernetes.io/name=postgresql --wait=false</span></p>
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<h2 class="p_Heading2"><a id="start-postgresql" class="hmanchor"></a><span class="f_Heading2">Step 4. Starting PostgreSQL</span></h2>
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<p class="p_Normal">Start the container <code><b>postgres</b></code>:</p>
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<p class="p_CodeExample" style="page-break-inside: avoid;"><span class="f_CodeExample">kubectl scale -n <<namespace>> statefulset -l app.kubernetes.io/instance=<<namespace>>,app.kubernetes.io/name=postgresql --replicas 1</span></p>
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<h2 class="p_Heading2"><a id="database-recovery" class="hmanchor"></a><span class="f_Heading2">Step 5. Database recovery</span></h2>
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<p class="p_Normal">Read more about how to do this in <a href="database-backup-and-recovery.html" class="topiclink">Backup and recover databases</a>.</p>
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<p class="p_Normal"><a class="dropdown-toggle" style="font-style: normal; font-weight: normal; color: #000000; background-color: transparent; text-decoration: none;" href="javascript:HMToggle('toggle','TOGGLE0186A4')">Recovery of the PostgreSQL database without using the elma365-backupper utility</a></p>
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<tr>
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<td style="vertical-align:top; padding:0; border:none"><ol style="list-style-type:decimal">
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<li value="1" class="p_Normal" style="line-height: 1.20;">Redirect the port to the container with PostgreSQL using the command:</li></ol>
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<p class="p_CodeExample" style="page-break-inside: avoid;"><span class="f_CodeExample">kubectl port-forward -n <<namespace>> pods/postgres-0 5477:5432 </span></p>
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<ol style="list-style-type:decimal">
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<li value="2" class="p_Normal" style="line-height: 1.20;">Restore the <code><b>elma365</b></code> database using the <code><b>pg_restore</b></code> utility:</li></ol>
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<p class="p_CodeExample" style="page-break-inside: avoid;"><span class="f_CodeExample">pg_restore -h localhost -p 5477 -U postgres -W -Fc -d elma365 < elma365.bak</span></p>
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