From c2c3e896dcd69ef59132395126bd2e8fe13434a2 Mon Sep 17 00:00:00 2001
From: Carlo Zancanaro <carlo@clearboxsystems.com.au>
Date: Fri, 12 Jul 2013 10:20:20 +1000
Subject: Add a rename helper to turn queries into "subobjects" in the result.

Essentially just prefixes a subobject name in front of all fields in a query,
with a dot separating the new prefix and the original name.
---
 src/clojure_sql/dsl.clj | 7 +++++++
 1 file changed, 7 insertions(+)

(limited to 'src')

diff --git a/src/clojure_sql/dsl.clj b/src/clojure_sql/dsl.clj
index 35f296f..13319f3 100644
--- a/src/clojure_sql/dsl.clj
+++ b/src/clojure_sql/dsl.clj
@@ -158,6 +158,13 @@
   [prefix]
   (prefix-names-matching (constantly true) prefix))
 
+(defn as-subobject
+  "Prefix all field names with \"{key}.\" to use them as sub-objects
+  in the final result. Can also be useful to disambiguate fields for
+  joins in a regular and predictable manner."
+  [key]
+  (prefix-names (str (name key) \.)))
+
 
 
 (defn ^:private combine-conjunctions [& wheres]
-- 
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