Resolve "Bug prevents volume computation when data length column in Metadata DB is null"

Closes #462

.gitlab-ci.yml

@@ -439,7 +439,7 @@ release-docs:
     - "scp -oHostKeyAlgorithms=+ssh-rsa -oPubkeyAcceptedAlgorithms=+ssh-rsa final.tar.gz $CI_DOC_USER@$CI_DOC_IP:final.tar.gz"
     - "scp -oHostKeyAlgorithms=+ssh-rsa -oPubkeyAcceptedAlgorithms=+ssh-rsa versions.json $CI_DOC_USER@$CI_DOC_IP:/system/user/ifs/infrastructures/public_html/dbrepo/versions.json"
     - "scp -oHostKeyAlgorithms=+ssh-rsa -oPubkeyAcceptedAlgorithms=+ssh-rsa .docs/redirect.html $CI_DOC_USER@$CI_DOC_IP:/system/user/ifs/infrastructures/public_html/dbrepo/index.html"
-    - 'ssh -oHostKeyAlgorithms=+ssh-rsa -oPubkeyAcceptedAlgorithms=+ssh-rsa $CI_DOC_USER@$CI_DOC_IP "rm -rf /system/user/ifs/infrastructures/public_html/dbrepo/${DOC_VERSION}; tar xzf ./final.tar.gz; rm -f ./final.tar.gz; cp -r ./final /system/user/ifs/infrastructures/public_html/dbrepo/${DOC_VERSION}; rm -rf ./final"'
+    - 'ssh -oHostKeyAlgorithms=+ssh-rsa -oPubkeyAcceptedAlgorithms=+ssh-rsa $CI_DOC_USER@$CI_DOC_IP "rm -rf /system/user/ifs/infrastructures/public_html/dbrepo/${DOC_VERSION}; tar xzf ./final.tar.gz; rm -f ./final.tar.gz; cp -r ./final /system/user/ifs/infrastructures/public_html/dbrepo; rm -rf ./final"'
 
 release-libs:
   stage: release