Import cartodb/lib/sql/test, add search_path tweaker

scripts-available/CDB_SearchPath.sql

@@ -0,0 +1,24 @@
+---- Make sure 'cartodb' is in database search path
+DO
+$$
+DECLARE
+  var_result text;
+  var_cur_search_path text;
+BEGIN
+  SELECT reset_val INTO var_cur_search_path
+  FROM pg_settings WHERE name = 'search_path';
+
+  IF var_cur_search_path LIKE '%cartodb%' THEN
+    RAISE DEBUG '"cartodb" already in database search_path';
+  ELSE
+    var_cur_search_path := var_cur_search_path || ', "cartodb"';
+    EXECUTE 'ALTER DATABASE ' || quote_ident(current_database()) ||
+            ' SET search_path = ' || var_cur_search_path;
+    RAISE DEBUG '"cartodb" has been added to end of database search_path';
+  END IF;
+
+  -- Reset search_path
+  EXECUTE 'SET search_path = ' || var_cur_search_path;
+
+END
+$$ LANGUAGE 'plpgsql';