Weak hands cannot be planted, meager skills have no foundation. Shallow wisdom is futile, how can one hope for a good name?扰扰从役倦，屑屑身事微。少壮轻年月，迟暮惜光辉。
sql = $sql;
$this->name = $name;
}
/**
* Returns the name of this step.
*
* @return string The step name.
*/
public static function get_step_name(): string {
return 'runSql';
}
/**
* Returns the schema for the JSON representation of this step.
*
* @param int $version The version of the schema to return.
* @return array The schema array.
*/
public static function get_schema( int $version = 1 ): array {
return array(
'type' => 'object',
'properties' => array(
'step' => array(
'type' => 'string',
'enum' => array( static::get_step_name() ),
),
'sql' => array(
'type' => 'object',
'required' => array( 'contents', 'resource', 'name' ),
'properties' => array(
'resource' => array(
'type' => 'string',