Hello Alpaware,
Thanks for the reply,
In the above, I just gave an example,
Bt this will be dynamic, Any number of keys can come, How to segregate and
assigned to
particular variable?
Thanking you.
----------------------------------------------------------------------
With regards.
Ganesh N Neelekani
On Sun, Dec 20, 2020 at 9:12 PM alpeware llc <alpew...@gmail.com> wrote:
> Welcome to Clojure!
>
> You could just define a function taking a map as an argument and return
> the query as a string using destructering [0]
>
> (defn people [{:keys [table person id]}]
> (str "SELECT * FROM " table " WHERE person_id = " person " ORDER BY "
> id))
>
> You may want to have a look at Sean Cornfield's Honey SQL as well [1].
>
> Hope this helps.
>
> [0] https://clojure.org/guides/destructuring
> [1] https://github.com/seancorfield/honeysql
>
> On Sun, Dec 20, 2020, 9:26 AM Ganesh Neelekani <ganeshneelek...@gmail.com>
> wrote:
>
>> Hello Team,
>>
>> I am new to clojure and I wanted to write a function where input from map
>> keys are passed as parameter as input to the sql query.
>>
>> (def query-body1 "
>> select first_name, last_name
>> from ${table_name}
>> where
>> person_id=${person_id}
>> order by ${id}
>> ")
>>
>>
>> (def query-body2 "
>> select first_name, last_name
>> from ${table_name}
>> where
>> person_id=${person_id},
>> and first_name=${first_name},
>> and last_name=${last_name},
>> order by ${id}
>> ")
>>
>> (functiona-name query-body1 (:table_name "Employee", :person_id 123, id:
>> "ABC"))
>>
>> (functiona-name query-body2 (:table_name "Employee", :person_id 123,
>> :first_name "John", :last_name "David", id: "ABC"))
>>
>> output should be
>> select first_name, last_name
>> from Employee
>> where
>> person_id=123,
>> and first_name=John,
>> and last_name=David,
>> order by ${id}
>>
>> How can I achieve this?
>>
>> Thanks,
>> Ganesh N
>>
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