2022-08-26 19:07:59 +00:00
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---
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slug: /zh/operations/system-tables/distribution_queue
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---
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2021-10-27 01:54:20 +00:00
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# system.distribution_queue {#system_tables-distribution_queue}
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包含关于队列中要发送到分片的本地文件的信息. 这些本地文件包含通过以异步模式将新数据插入到Distributed表中而创建的新部分.
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列信息:
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- `database` ([String](../../sql-reference/data-types/string.md)) — 数据库名称.
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- `table` ([String](../../sql-reference/data-types/string.md)) — 表名称.
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- `data_path` ([String](../../sql-reference/data-types/string.md)) — 存放本地文件的文件夹的路径.
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- `is_blocked` ([UInt8](../../sql-reference/data-types/int-uint.md)) — Flag表示是否阻止向服务器发送本地文件.
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- `error_count` ([UInt64](../../sql-reference/data-types/int-uint.md)) — 错误总数.
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- `data_files` ([UInt64](../../sql-reference/data-types/int-uint.md)) — 文件夹中的本地文件数.
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- `data_compressed_bytes` ([UInt64](../../sql-reference/data-types/int-uint.md)) — 本地文件中压缩数据的大小, 以字节为单位.
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- `broken_data_files` ([UInt64](../../sql-reference/data-types/int-uint.md)) — 被标记为损坏的文件数量(由于错误).
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- `broken_data_compressed_bytes` ([UInt64](../../sql-reference/data-types/int-uint.md)) — 破碎文件中压缩数据的大小, 以字节为单位.
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- `last_exception` ([String](../../sql-reference/data-types/string.md)) — 关于最近发生的错误的文本信息(如果有的话).
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**示例**
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``` sql
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SELECT * FROM system.distribution_queue LIMIT 1 FORMAT Vertical;
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```
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``` text
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Row 1:
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──────
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database: default
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table: dist
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data_path: ./store/268/268bc070-3aad-4b1a-9cf2-4987580161af/default@127%2E0%2E0%2E2:9000/
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is_blocked: 1
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error_count: 0
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data_files: 1
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data_compressed_bytes: 499
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last_exception:
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```
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**另请参阅**
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- [分布式表引擎](../../engines/table-engines/special/distributed.md)
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