Osquery uses basic SQL commands to leverage a relational data-model to describe a device.

osquery

```Query: select * from ad_config limit 1 ...E0711 01:33:55.781790 131907584 registry.cpp:408] sql registry sql plugin caused exception: map::at:  key not found
EGeneral exception executing query: select * from ad_config limit 1 (map::at:  key not found)
  File "/Users/user/fun/osquery/tools/tests/test_example_queries.py", line 37, in test_platform_specific_queries
    self._execute_set(PLATFORM_EXAMPLES[utils.platform()])

Test (attempt 1) ExampleQueryTests::test_platform_specific_queries failed: None
Test (attempt 2) ExampleQueryTests::test_platform_specific_queries failed: None
Test (attempt 3) ExampleQueryTests::test_platform_specific_queries failed: None
..........
======================================================================
ERROR: test_platform_specific_queries (__main__.ExampleQueryTests)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/Users/kylecreyts/fun/osquery/tools/tests/test_base.py", line 479, in wrapper
    raise exceptions[0]
TApplicationException: map::at:  key not found

----------------------------------------------------------------------
Ran 3 tests in 12.529s

FAILED (errors=1)
 (0ms) rows: 1
```