Azure: How to move databases into Elastic Pool

Question

We have a few databases in Pricing Tier: Basic, S0... like below picture:

These databases were created before a new Elastic Pool is cr

Answer 1

Via a CLI shell

echo "Creating $database in $pool..."
az sql db create --resource-group $resource --server $server --name $database --elastic-pool $pool

echo "Moving $database to $poolSecondary..." # create command updates an existing datatabase
az sql db create --resource-group $resource --server $server --name $database --elastic-pool $poolSecondary