Sample of ARM template to deploy Azure Database for MySQL.

azuredeploy.json

{
    "$schema": "https://schema.management.azure.com/schemas/2015-01-01/deploymentTemplate.json#",
    "contentVersion": "1.0.0.0",
    "parameters":{
        "databaseForMySqlAdminName": {
            "type": "string"
        },
        "databaseForMySqlAdminPassword": {
            "type": "securestring"
        },
        "databaseForMySqlDatabaseName": {
            "type": "string",
            "defaultValue": "sampledb"
        },
        "databaseForMySqlTier": {
            "type": "string",
            "defaultValue": "Basic",
            "allowedValues": [
                "Basic",
                "GeneralPurpose",
                "MemoryOptimized"
            ]
        },
        "databaseForMySqlFamily": {
            "type": "string",
            "defaultValue": "Gen4",
            "allowedValues": [
                "Gen4",
                "Gen5"
            ]
        },
        "databaseForMySqlCores": {
            "type": "int",
            "defaultValue": 1,
            "allowedValues": [
                1,
                2,
                4,
                8,
                16,
                32
            ]
        },
        "databaseForMySqlVersion": {
            "type": "string",
            "defaultValue": "5.7",
            "allowedValues": [
                "5.7",
                "5.6"
            ]
        },
        "databaseForMySqlSizeGb": {
            "type": "int",
            "defaultValue": 5
        }
    },
    "variables": {
        "location": "[resourceGroup().location]",
        "databaseForMySqlName": "[concat(resourceGroup().name, 'mysql')]",
        "databaseForMySqlSku": "[concat(variables('tierSymbol')[parameters('databaseForMySqlTier')], '_', parameters('databaseForMySqlFamily'), '_', parameters('databaseForMySqlCores'))]",
        "tierSymbol": {
            "Basic": "B",
            "GeneralPurpose": "GP",
            "MemoryOptimized": "MO"
        }
    },
    "resources": [
        {
            "name": "[variables('databaseForMySqlName')]",
            "type": "Microsoft.DBforMySQL/servers",
            "apiVersion": "2017-12-01",
            "location": "[variables('location')]",
            "sku": {
                "name": "[variables('databaseForMySqlSku')]"
            },
            "properties": {
                "version": "[parameters('databaseForMySqlVersion')]",
                "administratorLogin": "[parameters('databaseForMySqlAdminName')]",
                "administratorLoginPassword": "[parameters('databaseForMySqlAdminPassword')]",
                "createMode": "default"
            },
            "resources": [
                {
                    "name": "[parameters('databaseForMySqlDatabaseName')]",
                    "type": "databases",
                    "apiVersion": "2017-12-01",
                    "dependsOn": [
                        "[resourceId('Microsoft.DBforMySQL/servers', variables('databaseForMySqlName'))]"
                    ],
                    "properties": {
                        "charset": "utf8",
                        "collation": "utf8_general_ci"
                    }
                }
            ]
        }
    ]
}

parameters.json

{
    "$schema": "https://schema.management.azure.com/schemas/2015-01-01/deploymentParameters.json#",
    "contentVersion": "1.0.0.0",
    "parameters":{
        "databaseForMySqlAdminName": {
            "value": "sampleuser"
        },
        "databaseForMySqlAdminPassword": {
            "value": "<replace your password>"
        },
        "databaseForMySqlDatabaseName": {
            "value": "sampledb"
        },
        "databaseForMySqlTier": {
            "value": "GeneralPurpose"
        },
        "databaseForMySqlFamily": {
            "value": "Gen4"
        },
        "databaseForMySqlCores": {
            "value": 2
        },
        "databaseForMySqlVersion": {
            "value": "5.7"
        },
        "databaseForMySqlSizeGb": {
            "value": 5
        }
    }
}