text: from .... pyaz_utils import _call_az
  
  def create(resource_group, server_name, charset=None, collation=None, database_name=None):
      '''
      Create a PostgreSQL database on a flexible server.
  
      Required Parameters:
      - resource_group -- Name of resource group. You can configure the default group using `az configure --defaults group=<name>`
      - server_name -- Name of the server. The name can contain only lowercase letters, numbers, and the hyphen (-) character. Minimum 3 characters and maximum 63 characters.
  
      Optional Parameters:
      - charset -- The charset of the database. The default value is UTF8
      - collation -- The collation of the database.
      - database_name -- The name of the database to be created when provisioning the database server
      '''
      return _call_az("az postgres flexible-server db create", locals())
  
  
  def delete(database_name=None, resource_group=None, server_name=None, yes=None):
      '''
      Delete a database on a flexible server.
  
      Optional Parameters:
      - database_name -- The name of the database to be created when provisioning the database server
      - resource_group -- Name of resource group. You can configure the default group using `az configure --defaults group=<name>`
      - server_name -- Name of the server. The name can contain only lowercase letters, numbers, and the hyphen (-) character. Minimum 3 characters and maximum 63 characters.
      - yes -- Do not prompt for confirmation.
      '''
      return _call_az("az postgres flexible-server db delete", locals())
  
  
  def show(database_name, resource_group, server_name):
      '''
      Show the details of a database.
  
      Required Parameters:
      - database_name -- The name of the database to be created when provisioning the database server
      - resource_group -- Name of resource group. You can configure the default group using `az configure --defaults group=<name>`
      - server_name -- Name of the server. The name can contain only lowercase letters, numbers, and the hyphen (-) character. Minimum 3 characters and maximum 63 characters.
      '''
      return _call_az("az postgres flexible-server db show", locals())
  
  
  def list(resource_group, server_name):
      '''
      List the databases for a flexible server.
  
      Required Parameters:
      - resource_group -- Name of resource group. You can configure the default group using `az configure --defaults group=<name>`
      - server_name -- Name of the server. The name can contain only lowercase letters, numbers, and the hyphen (-) character. Minimum 3 characters and maximum 63 characters.
      '''
      return _call_az("az postgres flexible-server db list", locals())
  
  