| id | UInt64 | 27.88 MiB | 99.99 MiB | 3.59 | 13.11 million | 8 | | ID of processor. |
| query_id | String | 24.33 MiB | 462.43 MiB | 19.01 | 13.11 million | 36.99 | | ID of the query. |
| initial_query_id | String | 24.33 MiB | 462.43 MiB | 19.01 | 13.11 million | 36.99 | | ID of the initial query (for distributed query execution). |
| parent_ids | Array(UInt64) | 23.28 MiB | 190.81 MiB | 8.2 | 13.11 million | 15.26 | | Parent processors IDs. |
| elapsed_us | UInt64 | 16.15 MiB | 99.99 MiB | 6.19 | 13.11 million | 8 | | Number of microseconds this processor was executed. |
| input_wait_elapsed_us | UInt64 | 12.51 MiB | 99.99 MiB | 7.99 | 13.11 million | 8 | | Number of microseconds this processor was waiting for data (from other processor). |
| output_wait_elapsed_us | UInt64 | 11.19 MiB | 99.99 MiB | 8.93 | 13.11 million | 8 | | Number of microseconds this processor was waiting because output port was full. |
| plan_step | UInt64 | 9.74 MiB | 99.99 MiB | 10.27 | 13.11 million | 8 | | ID of the query plan step which created this processor. The value is zero if the processor was not added from any step. |
| processor_uniq_id | String | 8.66 MiB | 387.53 MiB | 44.73 | 13.11 million | 31 | | The uniq processor id in pipeline. |
| output_bytes | UInt64 | 8.40 MiB | 99.99 MiB | 11.9 | 13.11 million | 8 | | The number of bytes generated by processor. |
| input_bytes | UInt64 | 8.10 MiB | 99.99 MiB | 12.34 | 13.11 million | 8 | | The number of bytes consumed by processor. |
| input_rows | UInt64 | 4.96 MiB | 99.99 MiB | 20.18 | 13.11 million | 8 | | The number of rows consumed by processor. |
| output_rows | UInt64 | 4.90 MiB | 99.99 MiB | 20.42 | 13.11 million | 8 | | The number of rows generated by processor. |
| event_time_microseconds | DateTime64(6) | 4.07 MiB | 99.99 MiB | 24.57 | 13.11 million | 8 | | The date and time with microseconds precision when the event happened. |
| step_uniq_id | String | 3.01 MiB | 95.28 MiB | 31.69 | 13.11 million | 7.62 | | The uniq step id in plan. |
| plan_step_description | String | 2.97 MiB | 123.27 MiB | 41.47 | 13.11 million | 9.86 | | Description of the query plan step which created this processor. The value is empty if the processor was not added from any step. |
| plan_step_name | String | 2.67 MiB | 83.78 MiB | 31.36 | 13.11 million | 6.7 | | Name of the query plan step which created this processor. The value is empty if the processor was not added from any step. |
| name | LowCardinality(String) | 1.49 MiB | 12.55 MiB | 8.41 | 13.11 million | 1 | | Name of the processor. |
| event_time | DateTime | 357.02 KiB | 49.99 MiB | 143.39 | 13.11 million | 4 | | The date and time when the event happened. |
| hostname | LowCardinality(String) | 23.81 KiB | 12.54 MiB | 539.22 | 13.11 million | 1 | | Hostname of the server executing the query. |
| event_date | Date | 17.27 KiB | 25.00 MiB | 1481.83 | 13.11 million | 2 | | The date when the event happened. |
| plan_group | UInt64 | 3.54 KiB | 24.13 KiB | 6.82 | 13.11 million | 0 | | Group of the processor if it was created by query plan step. A group is a logical partitioning of processors added from the same query plan step. Group is used only for beautifying the result of EXPLAIN PIPELINE result. |
