mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-11-30 11:32:03 +00:00
46 lines
1.9 KiB
Markdown
46 lines
1.9 KiB
Markdown
---
|
|
slug: /en/operations/system-tables/asynchronous_inserts
|
|
---
|
|
# asynchronous_inserts
|
|
|
|
Contains information about pending asynchronous inserts in queue.
|
|
|
|
Columns:
|
|
|
|
- `query` ([String](../../sql-reference/data-types/string.md)) — Query string.
|
|
- `database` ([String](../../sql-reference/data-types/string.md)) — The name of the database the table is in.
|
|
- `table` ([String](../../sql-reference/data-types/string.md)) — Table name.
|
|
- `format` ([String](/docs/en/sql-reference/data-types/string.md)) — Format name.
|
|
- `first_update` ([DateTime64](../../sql-reference/data-types/datetime64.md)) — First insert time with microseconds resolution.
|
|
- `total_bytes` ([UInt64](../../sql-reference/data-types/int-uint.md#uint-ranges)) — Total number of bytes waiting in the queue.
|
|
- `entries.query_id` ([Array(String)](../../sql-reference/data-types/array.md)) - Array of query ids of the inserts waiting in the queue.
|
|
- `entries.bytes` ([Array(UInt64)](../../sql-reference/data-types/array.md)) - Array of bytes of each insert query waiting in the queue.
|
|
|
|
**Example**
|
|
|
|
Query:
|
|
|
|
``` sql
|
|
SELECT * FROM system.asynchronous_inserts LIMIT 1 \G;
|
|
```
|
|
|
|
Result:
|
|
|
|
``` text
|
|
Row 1:
|
|
──────
|
|
query: INSERT INTO public.data_guess (user_id, datasource_id, timestamp, path, type, num, str) FORMAT CSV
|
|
database: public
|
|
table: data_guess
|
|
format: CSV
|
|
first_update: 2023-06-08 10:08:54.199606
|
|
total_bytes: 133223
|
|
entries.query_id: ['b46cd4c4-0269-4d0b-99f5-d27668c6102e']
|
|
entries.bytes: [133223]
|
|
```
|
|
|
|
**See Also**
|
|
|
|
- [system.query_log](../../operations/system-tables/query_log.md#system_tables-query_log) — Description of the `query_log` system table which contains common information about queries execution.
|
|
- [system.asynchronous_insert_log](../../operations/system-tables/asynchronous_insert_log.md#system_tables-asynchronous_insert_log) — This table contains information about async inserts performed.
|