updated the definition
basic framework for where clause and select clause
adjusted the select clause
cleaned up the select operators
cleaned up the select operators
cleaned up the overview query object
cleaned up the where clause
recursively construct conditions in where clause
better read me example
better read me example
better read me example
better read me example
better read me example
select clause with support for , , ,
making more explicit the conditions for  and
making more explicit the conditions for  and
unit test to ensure queries created by krake_model are not invalid SQL statements
formating
Javascript::Promise for populating test database to ensure query calls actually works. Prevents race conditions. Further reduced the codes to ensure compactness
Guiding principals in the architecturing of this data export api