what is namespace in kubernetes code example

Example 1: kubectl switch namespace command

kubectl config set-context --current --namespace=<insert-namespace-name-here>
# Validate it
kubectl config view --minify | grep namespace:

Example 2: kubectl create namespace

# Create Namespace in current cluster
kubectl create namespace my-namespace

Example 3: kubernetes get namespace

# Get Namespaces for current cluster
kubectl get namespaces

Example 4: kubernetes java client create namespace

V1Namespace ns = new V1Namespace().metadata(new V1ObjectMeta().name("new-namespace"));
CoreV1Api api = new CoreV1Api();
V1Namespace createdNamespace = api.createNamespace(ns, null, null, null);

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Java Example

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