sql Teradata数据库大小

Posted 2021-05-13

SELECT
  DatabaseName
  ,SUM(CurrentPerm)/1024/1024 AS USEDSPACE_IN_MB
  ,SUM(MaxPerm)/1024/1024 AS MAXSPACE_IN_MB
  ,SUM(CurrentPerm)/ NULLIFZERO (SUM(MaxPerm)) *100 (FORMAT 'zz9.99%') AS Percentage_Used 
  ,MAXSPACE_IN_MB- USEDSPACE_IN_MB AS REMAININGSPACE_IN_MB
FROM DBC.DiskSpace
WHERE DatabaseName = <<DatabaseName>>
GROUP BY DatabaseName;