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Document queryID and initialQueryID functions

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Задокументировал две функции.
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Dmitriy 2021-08-21 13:47:06 +03:00
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docs/en/sql-reference/functions/other-functions.md
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@ -2236,3 +2236,34 @@ defaultRoles()
Type: [Array](../../sql-reference/data-types/array.md)([String](../../sql-reference/data-types/string.md)).
## queryID {#query-id}
Returns the ID of the current query, which can be used instantly in other queries. Other parameters of a query can be extracted from the [system.query_log](../../operations/system-tables/query_log.md) table via `query_id`.
**Syntax**
``` sql
queryID()
```
**Returned value**
- The ID of the current query.
Type: [String](../../sql-reference/data-types/string.md)
## initialQueryID {#initial-query-id}
Returns the ID of the initial current query, which can be used instantly in other queries. Other parameters of a query can be extracted from the [system.query_log](../../operations/system-tables/query_log.md) table via `initial_query_id`.
**Syntax**
``` sql
initialQueryID()
```
**Returned value**
- The ID of the initial current query.
Type: [String](../../sql-reference/data-types/string.md)