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Error: Setting query_cache_system_table_handling is neither a builtin setting nor started with the prefix 'SQL_' registered for user-defined settings.

Table: system.processors_profile_log

idUInt64
463.01 MiB
973.93 MiB
2.1
127.69 million
8ID of processor.
input_wait_elapsed_usUInt64
458.94 MiB
973.93 MiB
2.12
127.69 million
8Number of microseconds this processor was waiting for data (from other processor).
parent_idsArray(UInt64)
414.14 MiB
1.92 GiB
4.74
127.69 million
16.12Parent processors IDs.
elapsed_usUInt64
226.22 MiB
973.93 MiB
4.31
127.69 million
8Number of microseconds this processor was executed.
output_wait_elapsed_usUInt64
153.70 MiB
973.93 MiB
6.34
127.69 million
8Number of microseconds this processor was waiting because output port was full.
query_idString
142.96 MiB
4.40 GiB
31.51
127.69 million
36.99ID of the query.
initial_query_idString
142.96 MiB
4.40 GiB
31.51
127.69 million
36.99ID of the initial query (for distributed query execution).
plan_stepUInt64
112.38 MiB
973.93 MiB
8.67
127.69 million
8ID of the query plan step which created this processor. The value is zero if the processor was not added from any step.
input_bytesUInt64
91.66 MiB
973.93 MiB
10.63
127.69 million
8The number of bytes consumed by processor.
output_bytesUInt64
88.90 MiB
973.93 MiB
10.95
127.69 million
8The number of bytes generated by processor.
input_rowsUInt64
75.66 MiB
973.93 MiB
12.87
127.69 million
8The number of rows consumed by processor.
output_rowsUInt64
68.05 MiB
973.93 MiB
14.31
127.69 million
8The number of rows generated by processor.
event_time_microsecondsDateTime64(6)
32.66 MiB
973.93 MiB
29.82
127.69 million
8The date and time with microseconds precision when the event happened.
nameLowCardinality(String)
21.07 MiB
122.02 MiB
5.79
127.69 million
1Name of the processor.
event_timeDateTime
3.21 MiB
486.97 MiB
151.76
127.69 million
4The date and time when the event happened.
event_dateDate
1.08 MiB
243.48 MiB
225.15
127.69 million
2The date when the event happened.
hostnameLowCardinality(String)
650.67 KiB
122.01 MiB
192.02
127.69 million
1Hostname of the server executing the query.
plan_groupUInt64
34.56 KiB
157.11 KiB
4.55
127.69 million
0Group 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.
0 of 18 row(s) selected.

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Contains profiling information on processors level (building blocks for a pipeline for query execution.
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