| id | UInt64 | 22.89 MiB | 76.75 MiB | 3.35 | 10.06 million | 8 | | ID of processor. |
| query_id | String | 19.88 MiB | 354.96 MiB | 17.85 | 10.06 million | 37 | | ID of the query. |
| initial_query_id | String | 19.88 MiB | 354.96 MiB | 17.85 | 10.06 million | 37 | | ID of the initial query (for distributed query execution). |
| parent_ids | Array(UInt64) | 18.75 MiB | 146.27 MiB | 7.8 | 10.06 million | 15.25 | | Parent processors IDs. |
| elapsed_us | UInt64 | 10.21 MiB | 76.75 MiB | 7.52 | 10.06 million | 8 | | Number of microseconds this processor was executed. |
| input_wait_elapsed_us | UInt64 | 9.27 MiB | 76.75 MiB | 8.28 | 10.06 million | 8 | | Number of microseconds this processor was waiting for data (from other processor). |
| output_wait_elapsed_us | UInt64 | 7.57 MiB | 76.75 MiB | 10.14 | 10.06 million | 8 | | Number of microseconds this processor was waiting because output port was full. |
| plan_step | UInt64 | 7.08 MiB | 76.75 MiB | 10.85 | 10.06 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. |
| output_bytes | UInt64 | 6.37 MiB | 76.75 MiB | 12.04 | 10.06 million | 8 | | The number of bytes generated by processor. |
| input_bytes | UInt64 | 5.90 MiB | 76.75 MiB | 13.01 | 10.06 million | 8 | | The number of bytes consumed by processor. |
| output_rows | UInt64 | 4.28 MiB | 76.75 MiB | 17.92 | 10.06 million | 8 | | The number of rows generated by processor. |
| input_rows | UInt64 | 4.01 MiB | 76.75 MiB | 19.16 | 10.06 million | 8 | | The number of rows consumed by processor. |
| event_time_microseconds | DateTime64(6) | 3.40 MiB | 76.75 MiB | 22.55 | 10.06 million | 8 | | The date and time with microseconds precision when the event happened. |
| plan_step_description | String | 2.06 MiB | 73.88 MiB | 35.79 | 10.06 million | 7.7 | | 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 | 2.06 MiB | 53.59 MiB | 26.06 | 10.06 million | 5.59 | | 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) | 1.07 MiB | 9.65 MiB | 9 | 10.06 million | 1.01 | | Name of the processor. |
| event_time | DateTime | 399.73 KiB | 38.37 MiB | 98.3 | 10.06 million | 4 | | The date and time when the event happened. |
| hostname | LowCardinality(String) | 24.63 KiB | 9.65 MiB | 401.02 | 10.06 million | 1.01 | | Hostname of the server executing the query. |
| event_date | Date | 13.59 KiB | 19.19 MiB | 1446.15 | 10.06 million | 2 | | The date when the event happened. |
| plan_group | UInt64 | 4.42 KiB | 30.67 KiB | 6.93 | 10.06 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. |
