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Merge pull request #58311 from ClickHouse/system-errors-doc
Improve system.errors documentation
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@ -9,11 +9,15 @@ Columns:
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- `name` ([String](../../sql-reference/data-types/string.md)) — name of the error (`errorCodeToName`).
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- `code` ([Int32](../../sql-reference/data-types/int-uint.md)) — code number of the error.
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- `value` ([UInt64](../../sql-reference/data-types/int-uint.md)) — the number of times this error has been happened.
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- `last_error_time` ([DateTime](../../sql-reference/data-types/datetime.md)) — time when the last error happened.
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- `value` ([UInt64](../../sql-reference/data-types/int-uint.md)) — the number of times this error happened.
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- `last_error_time` ([DateTime](../../sql-reference/data-types/datetime.md)) — the time when the last error happened.
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- `last_error_message` ([String](../../sql-reference/data-types/string.md)) — message for the last error.
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- `last_error_trace` ([Array(UInt64)](../../sql-reference/data-types/array.md)) — A [stack trace](https://en.wikipedia.org/wiki/Stack_trace) which represents a list of physical addresses where the called methods are stored.
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- `remote` ([UInt8](../../sql-reference/data-types/int-uint.md)) — remote exception (i.e. received during one of the distributed query).
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- `last_error_trace` ([Array(UInt64)](../../sql-reference/data-types/array.md)) — A [stack trace](https://en.wikipedia.org/wiki/Stack_trace) that represents a list of physical addresses where the called methods are stored.
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- `remote` ([UInt8](../../sql-reference/data-types/int-uint.md)) — remote exception (i.e. received during one of the distributed queries).
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:::note
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Counters for some errors may increase during successful query execution. It's not recommended to use this table for server monitoring purposes unless you are sure that corresponding error can not be a false positive.
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:::
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**Example**
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