database:oracle:adjust-tablespace-size
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database:oracle:adjust-tablespace-size [2019/04/23 18:16] – created odefta | database:oracle:adjust-tablespace-size [2023/09/01 16:14] (current) – odefta | ||
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====== Adjust tablespace size to free up space ====== | ====== Adjust tablespace size to free up space ====== | ||
- | Check existing size: | + | ===== Check how much space from datafiles are occupied for a specific tablespace ===== |
+ | |||
+ | Replace < | ||
+ | |||
+ | <code sql> | ||
+ | SELECT df.tablespace_name, | ||
+ | FROM dba_data_files df | ||
+ | LEFT JOIN dba_extents e ON df.file_id = e.file_id | ||
+ | WHERE df.tablespace_name='< | ||
+ | GROUP BY df.tablespace_name, | ||
+ | </ | ||
+ | |||
+ | Output: | ||
+ | < | ||
+ | DATA D: | ||
+ | DATA D: | ||
+ | ... | ||
+ | </ | ||
+ | |||
+ | ===== Check existing | ||
<code sql> | <code sql> | ||
| | ||
Line 15: | Line 35: | ||
/ | / | ||
/ | / | ||
+ | ... | ||
</ | </ | ||
+ | |||
+ | ===== Free up space ===== | ||
+ | |||
+ | <code sql> | ||
+ | ALTER DATABASE DATAFILE '/ | ||
+ | </ | ||
+ |
database/oracle/adjust-tablespace-size.1556032610.txt.gz · Last modified: 2023/07/04 19:36 (external edit)