From 403ff88247750871fb0b8a922fd3ee76554f0b77 Mon Sep 17 00:00:00 2001
From: Paul Trowbridge <fleetside72@hotmail.com>
Date: Sat, 3 Mar 2018 11:11:20 -0500
Subject: [PATCH] test expanding a single json object to full table

---
 functions/manual_expand_map_json.sql | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)
 create mode 100644 functions/manual_expand_map_json.sql

diff --git a/functions/manual_expand_map_json.sql b/functions/manual_expand_map_json.sql
new file mode 100644
index 0000000..8d0710c
--- /dev/null
+++ b/functions/manual_expand_map_json.sql
@@ -0,0 +1,16 @@
+/*---------------------------------------------------------------------------
+turns a single json object into a table suitable for insert to tps.map_rv
+this could facilitate a call to a function for inserting many rows from ui
+----------------------------------------------------------------------------*/
+WITH j AS (
+select
+$$
+[{"source":"DCARD","map":"First 20","ret_val":{"f20": "DISCOUNT DRUG MART 3"},"mapped":{"party":"Discount Drug Mart","reason":"groceries"}},{"source":"DCARD","map":"First 20","ret_val":{"f20": "TARGET STOW OH"},"mapped":{"party":"Target","reason":"groceries"}},{"source":"DCARD","map":"First 20","ret_val":{"f20": "WALMART GROCERY 800-"},"mapped":{"party":"Walmart","reason":"groceries"}},{"source":"DCARD","map":"First 20","ret_val":{"f20": "CIRCLE K 05416 STOW "},"mapped":{"party":"Circle K","reason":"gasoline"}},{"source":"DCARD","map":"First 20","ret_val":{"f20": "TARGET.COM * 800-591"},"mapped":{"party":"Target","reason":"home supplies"}},{"source":"DCARD","map":"First 20","ret_val":{"f20": "ACME NO. 17 STOW OH"},"mapped":{"party":"Acme","reason":"groceries"}},{"source":"DCARD","map":"First 20","ret_val":{"f20": "AT&T *PAYMENT 800-28"},"mapped":{"party":"AT&T","reason":"internet"}},{"source":"DCARD","map":"First 20","ret_val":{"f20": "AUTOZONE #0722 STOW "},"mapped":{"party":"Autozone","reason":"auto maint"}},{"source":"DCARD","map":"First 20","ret_val":{"f20": "BESTBUYCOM8055267948"},"mapped":{"party":"BestBuy","reason":"home supplies"}},{"source":"DCARD","map":"First 20","ret_val":{"f20": "BUFFALO WILD WINGS K"},"mapped":{"party":"Buffalo Wild Wings","reason":"restaurante"}},{"source":"DCARD","map":"First 20","ret_val":{"f20": "CASHBACK BONUS REDEM"},"mapped":{"party":"Discover Card","reason":"financing"}},{"source":"DCARD","map":"First 20","ret_val":{"f20": "CLE CLINIC PT PMTS 2"},"mapped":{"party":"Cleveland Clinic","reason":"medical"}}]
+$$::jsonb x
+)
+SELECT 
+	jtr.*
+FROM
+	j
+	LEFT JOIN LATERAL jsonb_array_elements(j.x) ae(v) ON TRUE
+	LEFT JOIN LATERAL jsonb_to_record(ae.v) AS jtr(source text, map text, ret_val jsonb, mapped jsonb) ON TRUE
\ No newline at end of file