add create function scripts

functions/srce_edit.pgsql

@@ -0,0 +1,15 @@
+
+CREATE OR REPLACE FUNCTION tps.srce_set(_name text, _defn jsonb) RETURNS jsonb
+AS $f$
+BEGIN
+
+/*
+1. determine if insert or update
+2. if update, determine if conflicts exists
+3. do merge
+*/
+
+
+END;
+$f$
+LANGUAGE plpgsql

functions/srce_import.pgsql

@@ -1,6 +1,6 @@
 \timing
-
-CREATE OR REPLACE FUNCTION tps.srce_edit(_path text, _srce text) RETURNS text
+DROP FUNCTION tps.srce_import(_path text, _srce text);
+CREATE OR REPLACE FUNCTION tps.srce_import(_path text, _srce text) RETURNS jsonb
 
 /*--------------------------------------------------------
 0. load target import to temp table
@@ -11,6 +11,10 @@ CREATE OR REPLACE FUNCTION tps.srce_edit(_path text, _srce text) RETURNS text
 5. insert summary to log table
 */---------------------------------------------------------
 
+--to-do
+--return infomation to a client via json or composite type
+
+
 AS $f$
 DECLARE _t text;
 DECLARE _c text;