18 lines
577 B
MySQL
18 lines
577 B
MySQL
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set lines 155
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compute sum of totalsize_megs on report
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break on report
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col owner for a10
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col segment_name for a20
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col segment_type for a10
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col totalsize_megs for 999,999.9
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col compression_ratio for 999.9
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select owner, segment_name, segment_type type,
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sum(bytes/1024/1024) as totalsize_megs,
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&original_size/sum(bytes/1024/1024) as compression_ratio
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from dba_segments
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where owner like nvl('&owner',owner)
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and segment_name like nvl('&table_name',segment_name)
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and segment_type like nvl('&type',segment_type)
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group by owner, segment_name, tablespace_name, segment_type
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order by 5;
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