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fix trace type

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chasingegg 2021-04-05 00:16:35 +08:00
parent caaa19edb8
commit 1aa2b3a4cd
1 changed files with 5 additions and 3 deletions
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docs/en/operations/system-tables/trace_log.md
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@ -20,10 +20,12 @@ Columns:
When connecting to the server by `clickhouse-client`, you see the string similar to `Connected to ClickHouse server version 19.18.1 revision 54429.`. This field contains the `revision`, but not the `version` of a server. When connecting to the server by `clickhouse-client`, you see the string similar to `Connected to ClickHouse server version 19.18.1 revision 54429.`. This field contains the `revision`, but not the `version` of a server.
- `timer_type` ([Enum8](../../sql-reference/data-types/enum.md)) — Timer type: - `trace_type` ([Enum8](../../sql-reference/data-types/enum.md)) — Trace type:
- `Real` represents wall-clock time. - `Real` represents collecting stack traces by wall-clock time.
- `CPU` represents CPU time. - `CPU` represents collecting stack traces by CPU time.
- `Memory` represents collecting allocations and deallocations
- `MemorySample` represents collecting random allocations and deallocations
- `thread_number` ([UInt32](../../sql-reference/data-types/int-uint.md)) — Thread identifier. - `thread_number` ([UInt32](../../sql-reference/data-types/int-uint.md)) — Thread identifier.