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docs/en/sql-reference/00-sql-reference/20-system-tables/system-temp-files.md

Lines changed: 53 additions & 10 deletions
Original file line numberDiff line numberDiff line change
@@ -9,15 +9,58 @@ import FunctionDescription from '@site/src/components/FunctionDescription';
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Contains information about temporary files created by Databend, such as spill files. To remove the temporary files, use the [VACUUM TEMPORARY FILES](/sql/sql-commands/administration-cmds/vacuum-temp-files) command.
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```sql
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SELECT
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*
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FROM
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system.temp_files;
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SELECT * FROM system.temp_files;
1613

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┌───────────────────────────────────────────────────────────────────────────────────────┐
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│ file_type │ file_name │ file_content_length │ file_last_modified_time │
19-
├───────────┼────────────────────────┼─────────────────────┼────────────────────────────┤
20-
│ Spill │ 84H8qt3UKN9Axsj4IzrJw7 │ 7849602024-02-26 02:14:46.037784
21-
│ Spill │ y5W2CGXzYtDeBqZuvW0cW │ 7754242024-02-26 02:14:46.037784
22-
└───────────────────────────────────────────────────────────────────────────────────────┘
14+
┌─────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────┐
15+
│ file_type │ file_name │ file_content_length │ file_last_modified_time │
16+
├───────────┼─────────────────────────────────────────────────────────────┼─────────────────────┼─────────────────────────┤
17+
│ Spill │ 1e9411e1-3c2f-48ee-9712-9d3ce396d1b3/0tUE8EqsxxjO4ftZA8Zni6 │ 5912392322024-11-19 03:06:03
18+
│ Spill │ 1e9411e1-3c2f-48ee-9712-9d3ce396d1b3/440NKJwbRrW8HCFfQuNmb4 │ 6071939202024-11-19 03:05:18
19+
│ Spill │ 1e9411e1-3c2f-48ee-9712-9d3ce396d1b3/5oQxtCB58oRhTA7EgO3027 │ 7876311042024-11-19 03:04:34
20+
│ Spill │ 1e9411e1-3c2f-48ee-9712-9d3ce396d1b3/7nBLkWobl4jaDQtROAIow1 │ 5969232642024-11-19 03:06:04
21+
│ Spill │ 1e9411e1-3c2f-48ee-9712-9d3ce396d1b3/Dx1xSJ5kv5vZyoWdmSpe32 │ 7801898242024-11-19 03:04:34
22+
│ Spill │ 1e9411e1-3c2f-48ee-9712-9d3ce396d1b3/KSHXnVch2KUbHCqE0rgpx7 │ 7411966082024-11-19 03:05:21
23+
│ Spill │ 1e9411e1-3c2f-48ee-9712-9d3ce396d1b3/O3TvRQja41NrpME8qXjJE3 │ 7928686082024-11-19 03:06:06
24+
│ Spill │ 1e9411e1-3c2f-48ee-9712-9d3ce396d1b3/OMXTEzXmvR5Zw3jk2BVlR5 │ 6616753922024-11-19 03:05:19
25+
│ Spill │ 1e9411e1-3c2f-48ee-9712-9d3ce396d1b3/PkSYoCjNxwDqCwP3k0axs1 │ 7971248642024-11-19 03:04:33
26+
│ Spill │ 1e9411e1-3c2f-48ee-9712-9d3ce396d1b3/Sdr4ew2l60k90e7zZs3mF │ 7970461442024-11-19 03:05:21
27+
│ Spill │ 1e9411e1-3c2f-48ee-9712-9d3ce396d1b3/TPMpuE1ypRSwRiSx2bRhh6 │ 5314695042024-11-19 03:06:03
28+
│ Spill │ 1e9411e1-3c2f-48ee-9712-9d3ce396d1b3/VdzW61PcSugFIGyCR4B6P6 │ 7360636162024-11-19 03:04:34
29+
│ Spill │ 1e9411e1-3c2f-48ee-9712-9d3ce396d1b3/WcTI2vVUfyzy8XUyjQAhc2 │ 7911464962024-11-19 03:04:34
30+
│ Spill │ 1e9411e1-3c2f-48ee-9712-9d3ce396d1b3/Y6cCfDUkIkeD7Mnm0Zut67 │ 7386949762024-11-19 03:06:05
31+
│ Spill │ 1e9411e1-3c2f-48ee-9712-9d3ce396d1b3/eNACGmJy00y8Pr1xSPCT25 │ 7907282562024-11-19 03:05:21
32+
│ Spill │ 1e9411e1-3c2f-48ee-9712-9d3ce396d1b3/fojFryduQMoru0kAwnzys5 │ 7959293442024-11-19 03:05:20
33+
│ Spill │ 1e9411e1-3c2f-48ee-9712-9d3ce396d1b3/iWcusSG1zW0pnbo76j0vr7 │ 7973820802024-11-19 03:06:04
34+
│ Spill │ 1e9411e1-3c2f-48ee-9712-9d3ce396d1b3/klWl0CxOZQ08IHymUdeHr │ 7967877122024-11-19 03:04:34
35+
│ Spill │ 1e9411e1-3c2f-48ee-9712-9d3ce396d1b3/kyX7EzdFBOVEBDNwKtexC6 │ 7437251842024-11-19 03:05:20
36+
│ Spill │ 1e9411e1-3c2f-48ee-9712-9d3ce396d1b3/qDOtHrPpdpPPxqqb2Ybht7 │ 7947646722024-11-19 03:04:34
37+
│ Spill │ 1e9411e1-3c2f-48ee-9712-9d3ce396d1b3/qp7GnofqSBZXnJrFuuxqa6 │ 7974976642024-11-19 03:06:02
38+
│ Spill │ 1e9411e1-3c2f-48ee-9712-9d3ce396d1b3/w2qbixYObBOaMlgk7IQms1 │ 7160915202024-11-19 03:06:05
39+
│ Spill │ 1e9411e1-3c2f-48ee-9712-9d3ce396d1b3/xO0ozrAKnq0naJ85BO53I4 │ 7796096642024-11-19 03:04:34
40+
│ Spill │ 1e9411e1-3c2f-48ee-9712-9d3ce396d1b3/xpejvCn9HNGJOc0szcC5b4 │ 7935061122024-11-19 03:05:21
41+
│ Spill │ 71c1bdcd-8ebb-45c1-98af-2700df2f9e10/2Gk62gm2GgFSLjTIGJbWv6 │ 7965103362024-11-19 03:01:55
42+
│ Spill │ 71c1bdcd-8ebb-45c1-98af-2700df2f9e10/2iq9gvwTVgpyp4CSQhimY3 │ 6132556802024-11-19 03:01:52
43+
│ Spill │ 71c1bdcd-8ebb-45c1-98af-2700df2f9e10/6gwj6vG0FDPLbBPIfcBDK │ 7502762242024-11-19 03:02:36
44+
│ Spill │ 71c1bdcd-8ebb-45c1-98af-2700df2f9e10/FXMxh0kA9W6QM5gmJizr92 │ 6409073282024-11-19 03:02:35
45+
│ Spill │ 71c1bdcd-8ebb-45c1-98af-2700df2f9e10/JQgHSgRphfQNtty8iZYGV5 │ 5924567042024-11-19 03:02:35
46+
│ Spill │ 71c1bdcd-8ebb-45c1-98af-2700df2f9e10/KZh2d7Av3UgfFu63dLKyh7 │ 6396526082024-11-19 03:01:53
47+
│ Spill │ 71c1bdcd-8ebb-45c1-98af-2700df2f9e10/L2NiIGBOUUsWHwqhqYVni5 │ 7675367682024-11-19 03:01:07
48+
│ Spill │ 71c1bdcd-8ebb-45c1-98af-2700df2f9e10/MG1fGMXMqlX9x1iQhUHQr4 │ 7506105602024-11-19 03:01:54
49+
│ Spill │ 71c1bdcd-8ebb-45c1-98af-2700df2f9e10/ObfLpkM6boMbeZHvckEGy3 │ 7962520322024-11-19 03:02:36
50+
│ Spill │ 71c1bdcd-8ebb-45c1-98af-2700df2f9e10/QuP4XULWwFtw1eWN9wYPf4 │ 6647519362024-11-19 03:02:35
51+
│ Spill │ 71c1bdcd-8ebb-45c1-98af-2700df2f9e10/Qy1i0PXzXMmJQ5DYWqfhN5 │ 7893420162024-11-19 03:01:08
52+
│ Spill │ 71c1bdcd-8ebb-45c1-98af-2700df2f9e10/UblG5Do43sJ4eRrr7Jh2O5 │ 7969207682024-11-19 03:01:07
53+
│ Spill │ 71c1bdcd-8ebb-45c1-98af-2700df2f9e10/UvmDHe3hIAO1uGubX0O8K3 │ 7894341122024-11-19 03:01:55
54+
│ Spill │ 71c1bdcd-8ebb-45c1-98af-2700df2f9e10/UxEvvrlyQdZws1Ou8Qhy62 │ 5956807682024-11-19 03:02:34
55+
│ Spill │ 71c1bdcd-8ebb-45c1-98af-2700df2f9e10/ZrbdJT9xOcsHjExj6wCum3 │ 7967074562024-11-19 03:01:53
56+
│ Spill │ 71c1bdcd-8ebb-45c1-98af-2700df2f9e10/e2sY1RKXFsHtNFx4PkFxT1 │ 7533881602024-11-19 03:01:54
57+
│ Spill │ 71c1bdcd-8ebb-45c1-98af-2700df2f9e10/fnQanOb1s6OmwJtooi35K5 │ 7967306882024-11-19 03:01:08
58+
│ Spill │ 71c1bdcd-8ebb-45c1-98af-2700df2f9e10/hHSrrfmMjtnPP4gbKBuTc2 │ 7644526722024-11-19 03:01:07
59+
│ Spill │ 71c1bdcd-8ebb-45c1-98af-2700df2f9e10/pZ06OYSniDzOLp8vTtruQ6 │ 7965237122024-11-19 03:02:37
60+
│ Spill │ 71c1bdcd-8ebb-45c1-98af-2700df2f9e10/rPdRFZz6g3NlhIlbnk5b16 │ 7900814082024-11-19 03:01:07
61+
│ Spill │ 71c1bdcd-8ebb-45c1-98af-2700df2f9e10/sxOeDcjyKRrahkCHtAbeG2 │ 6050997762024-11-19 03:01:52
62+
│ Spill │ 71c1bdcd-8ebb-45c1-98af-2700df2f9e10/v1PU6oEHSSEieXL7mceqz5 │ 6821996162024-11-19 03:02:36
63+
│ Spill │ 71c1bdcd-8ebb-45c1-98af-2700df2f9e10/xRRUU3sKkjyFAKv4LDuUt2 │ 7864712322024-11-19 03:01:08
64+
│ Spill │ 71c1bdcd-8ebb-45c1-98af-2700df2f9e10/ys9yCVJNSRBY73ce46bCA6 │ 7479381762024-11-19 03:01:07
65+
└─────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────┘
2366
```

docs/en/sql-reference/10-sql-commands/50-administration-cmds/09-vacuum-temp-files.md

Lines changed: 64 additions & 22 deletions
Original file line numberDiff line numberDiff line change
@@ -17,38 +17,80 @@ See also: [system.temp_files](../../00-sql-reference/20-system-tables/system-tem
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## Syntax
1818

1919
```sql
20-
VACUUM TEMPORARY FILES [ RETAIN <n> SECONDS | DAYS ] [ LIMIT <limit> ]
20+
VACUUM TEMPORARY FILES [ LIMIT <limit> ]
2121
```
2222

23-
- **RETAIN n SECONDS | DAYS**: This option determines the retention period for temporary files. When this option is specified, Databend will compare the values of *n* and the setting `retention_period`, and it will use the larger value as the retention period. For example, if the specified value of *n* is greater than the default `retention_period`, then Databend will retain temporary files for *n* days, so temporary files that are older than *n* days will be removed.
24-
25-
- **LIMIT**: The maximum number of temporary files to be removed.
23+
| Parameter | Description |
24+
|-----------|------------------------------------------------------|
25+
| LIMIT | The maximum number of temporary files to be removed. |
2626

2727
## Output
2828

29-
VACUUM TEMPORARY FILES returns a list of deleted temporary files.
29+
Returns the number of deleted temporary files.
3030

3131
## Example
3232

3333
```sql
34-
SELECT
35-
*
36-
FROM
37-
system.temp_files;
38-
39-
┌───────────────────────────────────────────────────────────────────────────────────────┐
40-
│ file_type │ file_name │ file_content_length │ file_last_modified_time │
41-
├───────────┼────────────────────────┼─────────────────────┼────────────────────────────┤
42-
│ Spill │ 84H8qt3UKN9Axsj4IzrJw7 │ 7849602024-02-26 02:14:46.037784
43-
│ Spill │ y5W2CGXzYtDeBqZuvW0cW │ 7754242024-02-26 02:14:46.037784
44-
└───────────────────────────────────────────────────────────────────────────────────────┘
34+
SELECT * FROM system.temp_files;
35+
36+
┌─────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────┐
37+
│ file_type │ file_name │ file_content_length │ file_last_modified_time │
38+
├───────────┼─────────────────────────────────────────────────────────────┼─────────────────────┼─────────────────────────┤
39+
│ Spill │ 1e9411e1-3c2f-48ee-9712-9d3ce396d1b3/0tUE8EqsxxjO4ftZA8Zni6 │ 5912392322024-11-19 03:06:03
40+
│ Spill │ 1e9411e1-3c2f-48ee-9712-9d3ce396d1b3/440NKJwbRrW8HCFfQuNmb4 │ 6071939202024-11-19 03:05:18
41+
│ Spill │ 1e9411e1-3c2f-48ee-9712-9d3ce396d1b3/5oQxtCB58oRhTA7EgO3027 │ 7876311042024-11-19 03:04:34
42+
│ Spill │ 1e9411e1-3c2f-48ee-9712-9d3ce396d1b3/7nBLkWobl4jaDQtROAIow1 │ 5969232642024-11-19 03:06:04
43+
│ Spill │ 1e9411e1-3c2f-48ee-9712-9d3ce396d1b3/Dx1xSJ5kv5vZyoWdmSpe32 │ 7801898242024-11-19 03:04:34
44+
│ Spill │ 1e9411e1-3c2f-48ee-9712-9d3ce396d1b3/KSHXnVch2KUbHCqE0rgpx7 │ 7411966082024-11-19 03:05:21
45+
│ Spill │ 1e9411e1-3c2f-48ee-9712-9d3ce396d1b3/O3TvRQja41NrpME8qXjJE3 │ 7928686082024-11-19 03:06:06
46+
│ Spill │ 1e9411e1-3c2f-48ee-9712-9d3ce396d1b3/OMXTEzXmvR5Zw3jk2BVlR5 │ 6616753922024-11-19 03:05:19
47+
│ Spill │ 1e9411e1-3c2f-48ee-9712-9d3ce396d1b3/PkSYoCjNxwDqCwP3k0axs1 │ 7971248642024-11-19 03:04:33
48+
│ Spill │ 1e9411e1-3c2f-48ee-9712-9d3ce396d1b3/Sdr4ew2l60k90e7zZs3mF │ 7970461442024-11-19 03:05:21
49+
│ Spill │ 1e9411e1-3c2f-48ee-9712-9d3ce396d1b3/TPMpuE1ypRSwRiSx2bRhh6 │ 5314695042024-11-19 03:06:03
50+
│ Spill │ 1e9411e1-3c2f-48ee-9712-9d3ce396d1b3/VdzW61PcSugFIGyCR4B6P6 │ 7360636162024-11-19 03:04:34
51+
│ Spill │ 1e9411e1-3c2f-48ee-9712-9d3ce396d1b3/WcTI2vVUfyzy8XUyjQAhc2 │ 7911464962024-11-19 03:04:34
52+
│ Spill │ 1e9411e1-3c2f-48ee-9712-9d3ce396d1b3/Y6cCfDUkIkeD7Mnm0Zut67 │ 7386949762024-11-19 03:06:05
53+
│ Spill │ 1e9411e1-3c2f-48ee-9712-9d3ce396d1b3/eNACGmJy00y8Pr1xSPCT25 │ 7907282562024-11-19 03:05:21
54+
│ Spill │ 1e9411e1-3c2f-48ee-9712-9d3ce396d1b3/fojFryduQMoru0kAwnzys5 │ 7959293442024-11-19 03:05:20
55+
│ Spill │ 1e9411e1-3c2f-48ee-9712-9d3ce396d1b3/iWcusSG1zW0pnbo76j0vr7 │ 7973820802024-11-19 03:06:04
56+
│ Spill │ 1e9411e1-3c2f-48ee-9712-9d3ce396d1b3/klWl0CxOZQ08IHymUdeHr │ 7967877122024-11-19 03:04:34
57+
│ Spill │ 1e9411e1-3c2f-48ee-9712-9d3ce396d1b3/kyX7EzdFBOVEBDNwKtexC6 │ 7437251842024-11-19 03:05:20
58+
│ Spill │ 1e9411e1-3c2f-48ee-9712-9d3ce396d1b3/qDOtHrPpdpPPxqqb2Ybht7 │ 7947646722024-11-19 03:04:34
59+
│ Spill │ 1e9411e1-3c2f-48ee-9712-9d3ce396d1b3/qp7GnofqSBZXnJrFuuxqa6 │ 7974976642024-11-19 03:06:02
60+
│ Spill │ 1e9411e1-3c2f-48ee-9712-9d3ce396d1b3/w2qbixYObBOaMlgk7IQms1 │ 7160915202024-11-19 03:06:05
61+
│ Spill │ 1e9411e1-3c2f-48ee-9712-9d3ce396d1b3/xO0ozrAKnq0naJ85BO53I4 │ 7796096642024-11-19 03:04:34
62+
│ Spill │ 1e9411e1-3c2f-48ee-9712-9d3ce396d1b3/xpejvCn9HNGJOc0szcC5b4 │ 7935061122024-11-19 03:05:21
63+
│ Spill │ 71c1bdcd-8ebb-45c1-98af-2700df2f9e10/2Gk62gm2GgFSLjTIGJbWv6 │ 7965103362024-11-19 03:01:55
64+
│ Spill │ 71c1bdcd-8ebb-45c1-98af-2700df2f9e10/2iq9gvwTVgpyp4CSQhimY3 │ 6132556802024-11-19 03:01:52
65+
│ Spill │ 71c1bdcd-8ebb-45c1-98af-2700df2f9e10/6gwj6vG0FDPLbBPIfcBDK │ 7502762242024-11-19 03:02:36
66+
│ Spill │ 71c1bdcd-8ebb-45c1-98af-2700df2f9e10/FXMxh0kA9W6QM5gmJizr92 │ 6409073282024-11-19 03:02:35
67+
│ Spill │ 71c1bdcd-8ebb-45c1-98af-2700df2f9e10/JQgHSgRphfQNtty8iZYGV5 │ 5924567042024-11-19 03:02:35
68+
│ Spill │ 71c1bdcd-8ebb-45c1-98af-2700df2f9e10/KZh2d7Av3UgfFu63dLKyh7 │ 6396526082024-11-19 03:01:53
69+
│ Spill │ 71c1bdcd-8ebb-45c1-98af-2700df2f9e10/L2NiIGBOUUsWHwqhqYVni5 │ 7675367682024-11-19 03:01:07
70+
│ Spill │ 71c1bdcd-8ebb-45c1-98af-2700df2f9e10/MG1fGMXMqlX9x1iQhUHQr4 │ 7506105602024-11-19 03:01:54
71+
│ Spill │ 71c1bdcd-8ebb-45c1-98af-2700df2f9e10/ObfLpkM6boMbeZHvckEGy3 │ 7962520322024-11-19 03:02:36
72+
│ Spill │ 71c1bdcd-8ebb-45c1-98af-2700df2f9e10/QuP4XULWwFtw1eWN9wYPf4 │ 6647519362024-11-19 03:02:35
73+
│ Spill │ 71c1bdcd-8ebb-45c1-98af-2700df2f9e10/Qy1i0PXzXMmJQ5DYWqfhN5 │ 7893420162024-11-19 03:01:08
74+
│ Spill │ 71c1bdcd-8ebb-45c1-98af-2700df2f9e10/UblG5Do43sJ4eRrr7Jh2O5 │ 7969207682024-11-19 03:01:07
75+
│ Spill │ 71c1bdcd-8ebb-45c1-98af-2700df2f9e10/UvmDHe3hIAO1uGubX0O8K3 │ 7894341122024-11-19 03:01:55
76+
│ Spill │ 71c1bdcd-8ebb-45c1-98af-2700df2f9e10/UxEvvrlyQdZws1Ou8Qhy62 │ 5956807682024-11-19 03:02:34
77+
│ Spill │ 71c1bdcd-8ebb-45c1-98af-2700df2f9e10/ZrbdJT9xOcsHjExj6wCum3 │ 7967074562024-11-19 03:01:53
78+
│ Spill │ 71c1bdcd-8ebb-45c1-98af-2700df2f9e10/e2sY1RKXFsHtNFx4PkFxT1 │ 7533881602024-11-19 03:01:54
79+
│ Spill │ 71c1bdcd-8ebb-45c1-98af-2700df2f9e10/fnQanOb1s6OmwJtooi35K5 │ 7967306882024-11-19 03:01:08
80+
│ Spill │ 71c1bdcd-8ebb-45c1-98af-2700df2f9e10/hHSrrfmMjtnPP4gbKBuTc2 │ 7644526722024-11-19 03:01:07
81+
│ Spill │ 71c1bdcd-8ebb-45c1-98af-2700df2f9e10/pZ06OYSniDzOLp8vTtruQ6 │ 7965237122024-11-19 03:02:37
82+
│ Spill │ 71c1bdcd-8ebb-45c1-98af-2700df2f9e10/rPdRFZz6g3NlhIlbnk5b16 │ 7900814082024-11-19 03:01:07
83+
│ Spill │ 71c1bdcd-8ebb-45c1-98af-2700df2f9e10/sxOeDcjyKRrahkCHtAbeG2 │ 6050997762024-11-19 03:01:52
84+
│ Spill │ 71c1bdcd-8ebb-45c1-98af-2700df2f9e10/v1PU6oEHSSEieXL7mceqz5 │ 6821996162024-11-19 03:02:36
85+
│ Spill │ 71c1bdcd-8ebb-45c1-98af-2700df2f9e10/xRRUU3sKkjyFAKv4LDuUt2 │ 7864712322024-11-19 03:01:08
86+
│ Spill │ 71c1bdcd-8ebb-45c1-98af-2700df2f9e10/ys9yCVJNSRBY73ce46bCA6 │ 7479381762024-11-19 03:01:07
87+
└─────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────┘
4588

4689
VACUUM TEMPORARY FILES;
4790

48-
┌────────────────────────┐
49-
│ Files │
50-
├────────────────────────┤
51-
│ 84H8qt3UKN9Axsj4IzrJw7 │
52-
│ y5W2CGXzYtDeBqZuvW0cW │
53-
└────────────────────────┘
91+
┌────────┐
92+
│ Files │
93+
├────────┤
94+
48
95+
└────────┘
5496
```

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