{{ctrl.lastQueryMeta.sql}}
Time series:
- return column named time_sec (UTC in seconds), use UNIX_TIMESTAMP(column)
- return column named value for the time point value
- return column named metric to represent the series name

Table:
- return any set of columns

Macros:
- $__time(column) -> UNIX_TIMESTAMP(column) as time_sec
- $__timeFilter(column) ->  UNIX_TIMESTAMP(time_date_time) ≥ from AND UNIX_TIMESTAMP(time_date_time) ≤ 1492750877
		
{{ctrl.lastQueryError}}