Find the Table size in oracle
SET VERIFY OFF
SET LINESIZE 200
COLUMN owner FORMAT A20
COLUMN table_name FORMAT A30
SELECT t.table_name,
t.tablespace_name,
t.num_rows,
t.avg_row_len,
t.blocks,
t.empty_blocks,
ROUND(t.blocks * ts.block_size/1024/1024,2) AS size_mb
FROM dba_tables t
JOIN dba_tablespaces ts ON t.tablespace_name = ts.tablespace_name
WHERE t.owner = UPPER('&1')
ORDER BY t.table_name;
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