Script đo lường mức độ tăng trưởng dung lượng CSDL Oracle theo tháng
SELECT /*+ NO_MERGE */ TO_CHAR(creation_time, 'YYYY-MM') creation_month, ROUND(SUM(bytes)/POWER(10,6)) mb_growth, ROUND(SUM(bytes)/POWER(10,9)) gb_growth, ROUND(SUM(bytes)/POWER(10,12), 1) tb_growth FROM v$datafile GROUP BY TO_CHAR(creation_time, 'YYYY-MM') ORDER BY TO_CHAR(creation_time, 'YYYY-MM');

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