columns format version: 1
14 columns:
`hostname` LowCardinality(String)
`event_date` Date
`event_time` DateTime
`event_time_microseconds` DateTime64(6)
`timestamp_ns` UInt64
`revision` UInt32
`trace_type` Enum8('Real' = 0, 'CPU' = 1, 'Memory' = 2, 'MemorySample' = 3, 'MemoryPeak' = 4, 'ProfileEvent' = 5)
`thread_id` UInt64
`query_id` String
`trace` Array(UInt64)
`size` Int64
`ptr` UInt64
`event` LowCardinality(String)
`increment` Int64
