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Added with-options for statments #390

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Added with-options for statments #390

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16 changes: 12 additions & 4 deletions src/korma/db.clj
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Original file line number Diff line number Diff line change
Expand Up @@ -7,6 +7,7 @@

(def ^:dynamic *current-db* nil)
(def ^:dynamic *current-conn* nil)
(def ^:dynamic *options* nil)

(defn- ->delimiters [delimiters]
(if delimiters
Expand Down Expand Up @@ -288,12 +289,13 @@
(jdbc/db-is-rollback-only *current-conn*))

(defn- exec-sql [{:keys [results sql-str params]}]
(let [keys (get-in *current-db* [:options :naming :keys])
(let [keys (get-in *current-db* [:options :naming :keys])
sql-params (apply vector sql-str params)]
(case results
:results (jdbc/query *current-conn* sql-params {:identifiers keys})
:keys (jdbc/db-do-prepared-return-keys *current-conn* sql-params)
(jdbc/db-do-prepared *current-conn* sql-params))))
:results (jdbc/query *current-conn* sql-params (merge {:identifiers keys}
*options*))
:keys (jdbc/db-do-prepared-return-keys *current-conn* true sql-params *options*)
(jdbc/db-do-prepared *current-conn* true sql-params *options*))))

(defmacro with-db
"Execute all queries within the body using the given db spec"
Expand All @@ -308,3 +310,9 @@
(exec-sql query)
(with-db (or db @_default)
(exec-sql query))))

(defmacro with-options
"Add options to the statments. For example (with-options {:fetch-size 1000} ...)"
[options & body]
`(binding [*options* ~options]
~@body))