Hangi tablespace ne kadar alan kullanıyor

Hangi tablespacenin ne kadarlık alan kullandiğini, boş olanı hesaplamayı gösteren basit bir uygulama. Burada dba_free_space, dba_data_files ve dba_tablespaces alanlarının özelliklerini inceleyerek fazladan column ekleyebilirisiniz. Bu sayede raporunuzda ekstra bilgiler bulunur.

SELECT ts.tablespace_name, "File Count", TRUNC ("SIZE(MB)", 2) "Size(MB)",
TRUNC (fr."FREE(MB)", 2) "Free(MB)",
TRUNC ("SIZE(MB)" - "FREE(MB)", 2) "Used(MB)",
df."MAX_EXT" "Max Ext(MB)",
(fr."FREE(MB)" / df."SIZE(MB)") * 100 "% Free",
RPAD ('*',
TRUNC (CEIL ((fr."FREE(MB)" / df."SIZE(MB)") * 100) / 10),
'*'
) "Graph"
FROM (SELECT tablespace_name, SUM (BYTES) / (1024 * 1024) "FREE(MB)"
FROM dba_free_space
GROUP BY tablespace_name) fr,
(SELECT tablespace_name, SUM (BYTES) / (1024 * 1024) "SIZE(MB)",
COUNT (*) "File Count",
SUM (maxbytes) / (1024 * 1024) "MAX_EXT"
FROM dba_data_files
GROUP BY tablespace_name) df,
(SELECT tablespace_name
FROM dba_tablespaces) ts
WHERE fr.tablespace_name = df.tablespace_name(+)
AND fr.tablespace_name = ts.tablespace_name(+)
ORDER BY "% Free"