Renaming/cleanup

This commit is contained in:
Sean Corfield 2019-03-30 23:13:01 -07:00
parent 451a5fbd3b
commit 2cb3c20122

View file

@ -468,37 +468,42 @@
([connectable sql-params & [opts]]
(-execute connectable sql-params opts)))
(defn query
(defn- into-map [row] (into {} row))
(defn execute!
""
[connectable sql-params & [opts]]
([connectable sql-params] (execute! connectable sql-params {}))
([connectable sql-params opts]
(into []
(map (or (:row-fn opts) (partial into {})))
(execute! connectable sql-params opts)))
(map (:row-fn opts into-map))
(reducible! connectable sql-params opts))))
(defn query-one
(defn execute-one!
""
[connectable sql-params & [opts]]
(reduce (fn [_ row] (reduced ((or (:row-fn opts) (partial into {})) row)))
([connectable sql-params] (execute-one! connectable sql-params {}))
([connectable sql-params opts]
(reduce (fn [_ row] (reduced ((:row-fn opts into-map) row)))
nil
(execute! connectable sql-params opts)))
(defn command!
""
[connectable sql-params & [opts]]
(reduce + 0 (execute! connectable sql-params opts)))
(reducible! connectable sql-params opts))))
(comment
(def db-spec {:dbtype "h2:mem" :dbname "perf"})
(def db-spec {:dbtype "derby" :dbname "perf" :create true})
(def db-spec {:dbtype "mysql" :dbname "worldsingles" :user "root" :password "visual"})
(def con db-spec)
(def con (get-datasource db-spec))
(get-connection con {})
(def con (get-connection (get-datasource db-spec) {}))
(def con (get-connection db-spec {}))
(command! con ["DROP TABLE fruit"])
(command! con ["CREATE TABLE fruit (id int default 0, name varchar(32) primary key, appearance varchar(32), cost int, grade real)"])
(command! con ["INSERT INTO fruit (id,name,appearance,cost,grade) VALUES (1,'Apple','red',59,87), (2,'Banana','yellow',29,92.2), (3,'Peach','fuzzy',139,90.0), (4,'Orange','juicy',89,88.6)"])
(execute! con ["DROP TABLE fruit"])
;; h2
(execute! con ["CREATE TABLE fruit (id int default 0, name varchar(32) primary key, appearance varchar(32), cost int, grade real)"])
;; mysql
(execute! con ["CREATE TABLE fruit (id int auto_increment, name varchar(32), appearance varchar(32), cost int, grade real, primary key (id))"])
(execute! con ["INSERT INTO fruit (id,name,appearance,cost,grade) VALUES (1,'Apple','red',59,87), (2,'Banana','yellow',29,92.2), (3,'Peach','fuzzy',139,90.0), (4,'Orange','juicy',89,88.6)"])
(execute! con ["INSERT INTO fruit (id,name,appearance,cost,grade) VALUES (1,'Apple','red',59,87), (2,'Banana','yellow',29,92.2), (3,'Peach','fuzzy',139,90.0), (4,'Orange','juicy',89,88.6)"]
{:return-keys true})
(println con)
(.close con)
(require '[criterium.core :refer [bench quick-bench]])
@ -521,59 +526,59 @@
(quick-bench
(reduce (fn [rs m] (reduced (:name m)))
nil
(execute! con ["select * from fruit where appearance = ?" "red"])))
(reducible! con ["select * from fruit where appearance = ?" "red"])))
(quick-bench
(query-one con
(execute-one! con
["select * from fruit where appearance = ?" "red"]
{:row-fn :name}))
;; simple query
(quick-bench
(query con ["select * from fruit where appearance = ?" "red"]))
(execute! con ["select * from fruit where appearance = ?" "red"]))
;; with a prepopulated prepared statement
(with-open [ps (prepare con ["select * from fruit where appearance = ?" "red"] {})]
(quick-bench
[(reduce (fn [_ row] (reduced (:name row)))
nil
(execute! ps))]))
(reducible! ps))]))
;; same as above but setting parameters inside the benchmark
(with-open [ps (prepare con ["select * from fruit where appearance = ?"] {})]
(quick-bench
[(reduce (fn [_ row] (reduced (:name row)))
nil
(execute! (set-parameters ps ["red"])))]))
(reducible! (set-parameters ps ["red"])))]))
;; this takes more than twice the time of the one above which seems strange
(with-open [ps (prepare con ["select * from fruit where appearance = ?"] {})]
(quick-bench
[(reduce (fn [_ row] (reduced (:name row)))
nil
(execute! (set-parameters ps ["red"])))
(reducible! (set-parameters ps ["red"])))
(reduce (fn [_ row] (reduced (:name row)))
nil
(execute! (set-parameters ps ["fuzzy"])))]))
(reducible! (set-parameters ps ["fuzzy"])))]))
;; full first row
(quick-bench
(query-one con ["select * from fruit where appearance = ?" "red"]))
(execute-one! con ["select * from fruit where appearance = ?" "red"]))
;; test assoc works
(query-one con
(execute-one! con
["select * from fruit where appearance = ?" "red"]
{:row-fn #(assoc % :test :value)})
;; test assoc works
(query con
(execute! con
["select * from fruit where appearance = ?" "red"]
{:row-fn #(assoc % :test :value)})
(in-transaction [t con {:rollback-only? true}]
(command! t ["INSERT INTO fruit (id,name,appearance,cost,grade) VALUES (5,'Pear','green',49,47)"])
(query t ["select * from fruit where name = ?" "Pear"]))
(query con ["select * from fruit where name = ?" "Pear"])
(with-transaction [t con {:rollback-only? true}]
(execute! t ["INSERT INTO fruit (id,name,appearance,cost,grade) VALUES (5,'Pear','green',49,47)"])
(execute! t ["select * from fruit where name = ?" "Pear"]))
(execute! con ["select * from fruit where name = ?" "Pear"])
(in-transaction [t con {:rollback-only? false}]
(command! t ["INSERT INTO fruit (id,name,appearance,cost,grade) VALUES (5,'Pear','green',49,47)"])
(query t ["select * from fruit where name = ?" "Pear"]))
(query con ["select * from fruit where name = ?" "Pear"]))
(require '[clojure.java.jdbc :as j])
(j/insert! db-spec :fruit {:id 6, :name "Kiwi", :appearance "Hairy", :cost 99, :grade 66.6})
(require '[compliment.core]))