set verify offset serveroutput onsize1000000declare unformatted_blocks number; unformatted_bytes number; fs1_blocks number; fs1_bytes number; fs2_blocks number; fs2_bytes number; fs3_blocks number; fs3_bytes number; fs4_blocks number; fs4_bytes number; full_blocks number; full_bytes number;begin dbms_space.space_usage(upper('&1'),upper('&2'),upper('&3'),unformatted_blocks,unformatted_bytes,fs1_blocks,fs1_bytes,fs2_blocks,fs2_bytes,fs3_blocks,fs3_bytes,fs4_blocks,fs4_bytes,full_blocks,full_bytes); dbms_output.put_line('Number of blocks that are unformatted: '||unformatted_blocks); dbms_output.put_line('Number of blocks having at least 0 to 25% free space: '||fs1_blocks); dbms_output.put_line('Number of blocks having at least 25 to 50% free space: '||fs2_blocks); dbms_output.put_line('Number of blocks having at least 50 to 75% free space: '||fs3_blocks); dbms_output.put_line('Number of blocks having at least 75 to 100% free space: '||fs4_blocks); dbms_output.put_line('Number of full blocks: '||full_blocks); dbms_output.put_line('Total number of bytes full in the segment: '||full_bytes);end;/undefine 1undefine 2undefine 3