Merge two YAML files yq

Deep-merge two YAML documents

yq eval-all 'select(fileIndex==0) * select(fileIndex==1)' base.yaml override.yaml

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Convert YAML to JSON yq -o=json '.' config.yaml Convert JSON to YAML cat config.json | yq -P '.' Filter array items by condition yq '.items[] | select(.status.phase == "Running")' pods.yaml Update image tag across manifests yq -i '(.spec.template.spec.containers[] | select(.name == "app") | .image) = "myapp:v2.0.0"' deployment.yaml Process multiple files at once yq '.metadata.name' manifests/*.yaml