In the last post, we have created a simple entity/relation-model using the PicoLisp E/R framework. You can find the file with the definitions here. Now let's create a new database and fill it with some values. Create a new database First of all, let...

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Quoting from blog:
(collect 'sym 'cls (...) )
Returns a list of all database objects of class cls, where the values for the sym arguments correspond to the any arguments (...)
Sym arguments refer to property list of external symbols aka databases objects?
Nehal Singhal
: (request '(+Man) 'name "Adam") -> {2}
Will rather be - : (request '+Man 'name "Adam") -> {2}
Please try at your end. Same with code block: : (request '(+Woman) 'name "Eve") -> {6}