Database class completed
tests for Database class
add class expr,field,leaf, but not complete.cant run
add primary key, foreign key
Metaclass for model
parse expression for compiler
add like for where subsentence
add in ,rename between to Between
better to rename only one method name _in
rm eqexpr, add data to model
eg. -> e.g.
add runtime information manage, not tested
add model.select,model.where;tested set_select and set_where
tested set_set.
add parser for runtime's where,orderby.tested
add parser for runtime's set and select.tested
TODO for runtime
add at for model
gen_sql for compiler
module wrapper. This is for sugar.
We can use sugar like this
from virgo import Sugar