column_name	type	precision
task_id	integer	1
host_name	character	1
workload	character	1
minor_faults	integer	1
major_faults	integer	1
swaps	integer	1
in_block	integer	1
out_block	integer	1
signals	integer	1
voluntary_ctx	integer	1
involuntary_ctx	integer	1
shell_label	character	1